diff --git a/frontend/src/components/__tests__/AboutModal.test.jsx b/frontend/src/components/__tests__/AboutModal.test.jsx
new file mode 100644
index 00000000..b98cd3c4
--- /dev/null
+++ b/frontend/src/components/__tests__/AboutModal.test.jsx
@@ -0,0 +1,318 @@
+import { render, screen, fireEvent } from '@testing-library/react';
+import { describe, it, expect, vi, beforeEach } from 'vitest';
+import AboutModal from '../AboutModal';
+
+// ── Store mock ─────────────────────────────────────────────────────────────────
+vi.mock('../../store/settings', () => ({ default: vi.fn() }));
+
+// ── Image mock ─────────────────────────────────────────────────────────────────
+vi.mock('../../images/logo.png', () => ({ default: 'mocked-logo.png' }));
+
+// ── Custom icons mock ──────────────────────────────────────────────────────────
+vi.mock('../icons.jsx', () => ({
+  DiscordIcon: ({ size }) => (
+    <svg data-testid="discord-icon" data-size={size} />
+  ),
+  GitHubIcon: ({ size }) => <svg data-testid="github-icon" data-size={size} />,
+}));
+
+// ── lucide-react mock ──────────────────────────────────────────────────────────
+vi.mock('lucide-react', () => ({
+  BookOpen: ({ size }) => <svg data-testid="icon-book-open" data-size={size} />,
+  Heart: ({ size }) => <svg data-testid="icon-heart" data-size={size} />,
+  Users: ({ size }) => <svg data-testid="icon-users" data-size={size} />,
+}));
+
+// ── Mantine core mock ──────────────────────────────────────────────────────────
+vi.mock('@mantine/core', async () => ({
+  Box: ({ children, style }) => <div style={style}>{children}</div>,
+  Button: ({ children, href, target, rel, variant, color, leftSection }) => (
+    <a
+      data-testid="button"
+      href={href}
+      target={target}
+      rel={rel}
+      data-variant={variant}
+      data-color={color}
+    >
+      {leftSection}
+      {children}
+    </a>
+  ),
+  Divider: () => <hr data-testid="divider" />,
+  Group: ({ children, justify }) => (
+    <div data-justify={justify}>{children}</div>
+  ),
+  Modal: ({ children, opened, onClose, title, size }) =>
+    opened ? (
+      <div data-testid="modal" data-size={size}>
+        <div data-testid="modal-title">{title}</div>
+        <button data-testid="modal-close" onClick={onClose}>
+          ×
+        </button>
+        {children}
+      </div>
+    ) : null,
+  SimpleGrid: ({ children, cols }) => <div data-cols={cols}>{children}</div>,
+  Stack: ({ children }) => <div>{children}</div>,
+  Text: ({ children, fw, size, c, span }) =>
+    span ? (
+      <span data-fw={fw} data-size={size} data-color={c}>
+        {children}
+      </span>
+    ) : (
+      <p data-fw={fw} data-size={size} data-color={c}>
+        {children}
+      </p>
+    ),
+  Tooltip: ({ children, label, position }) => (
+    <div data-tooltip={label} data-position={position}>
+      {children}
+    </div>
+  ),
+}));
+
+// ──────────────────────────────────────────────────────────────────────────────
+// Imports after mocks
+// ──────────────────────────────────────────────────────────────────────────────
+import useSettingsStore from '../../store/settings';
+
+// ── Helpers ────────────────────────────────────────────────────────────────────
+const setupStore = (version = { version: '1.2.3', timestamp: '20240601' }) => {
+  vi.mocked(useSettingsStore).mockImplementation((sel) => sel({ version }));
+};
+
+describe('AboutModal', () => {
+  beforeEach(() => {
+    vi.clearAllMocks();
+  });
+
+  // ── Visibility ───────────────────────────────────────────────────────────────
+
+  describe('visibility', () => {
+    it('renders modal content when isOpen is true', () => {
+      setupStore();
+      render(<AboutModal isOpen={true} onClose={vi.fn()} />);
+      expect(screen.getByTestId('modal')).toBeInTheDocument();
+    });
+
+    it('does not render modal content when isOpen is false', () => {
+      setupStore();
+      render(<AboutModal isOpen={false} onClose={vi.fn()} />);
+      expect(screen.queryByTestId('modal')).not.toBeInTheDocument();
+    });
+
+    it('calls onClose when close button is clicked', () => {
+      setupStore();
+      const onClose = vi.fn();
+      render(<AboutModal isOpen={true} onClose={onClose} />);
+      fireEvent.click(screen.getByTestId('modal-close'));
+      expect(onClose).toHaveBeenCalledTimes(1);
+    });
+
+    it('renders with the correct modal title', () => {
+      setupStore();
+      render(<AboutModal isOpen={true} onClose={vi.fn()} />);
+      expect(screen.getByTestId('modal-title')).toHaveTextContent(
+        'About Dispatcharr'
+      );
+    });
+  });
+
+  // ── Version string ───────────────────────────────────────────────────────────
+
+  describe('version string', () => {
+    it('displays version with timestamp when both are present', () => {
+      setupStore({ version: '2.0.0', timestamp: '20240601' });
+      render(<AboutModal isOpen={true} onClose={vi.fn()} />);
+      expect(screen.getByText('v2.0.0-20240601')).toBeInTheDocument();
+    });
+
+    it('displays version without timestamp when timestamp is null', () => {
+      setupStore({ version: '1.5.0', timestamp: null });
+      render(<AboutModal isOpen={true} onClose={vi.fn()} />);
+      expect(screen.getByText('v1.5.0')).toBeInTheDocument();
+    });
+
+    it('displays version without timestamp when timestamp is undefined', () => {
+      setupStore({ version: '1.5.0' });
+      render(<AboutModal isOpen={true} onClose={vi.fn()} />);
+      expect(screen.getByText('v1.5.0')).toBeInTheDocument();
+    });
+
+    it('falls back to v0.0.0 when version is undefined', () => {
+      vi.mocked(useSettingsStore).mockImplementation((sel) =>
+        sel({ version: undefined })
+      );
+      render(<AboutModal isOpen={true} onClose={vi.fn()} />);
+      expect(screen.getByText('v0.0.0')).toBeInTheDocument();
+    });
+
+    it('falls back to v0.0.0 when version object has no version field', () => {
+      setupStore({ version: '', timestamp: null });
+      render(<AboutModal isOpen={true} onClose={vi.fn()} />);
+      expect(screen.getByText('v0.0.0')).toBeInTheDocument();
+    });
+  });
+
+  // ── Logo & branding ──────────────────────────────────────────────────────────
+
+  describe('logo and branding', () => {
+    it('renders the Dispatcharr logo', () => {
+      setupStore();
+      render(<AboutModal isOpen={true} onClose={vi.fn()} />);
+      const logo = screen.getByAltText('Dispatcharr');
+      expect(logo).toBeInTheDocument();
+      expect(logo).toHaveAttribute('src', 'mocked-logo.png');
+    });
+
+    it('renders the app name "Dispatcharr"', () => {
+      setupStore();
+      render(<AboutModal isOpen={true} onClose={vi.fn()} />);
+      expect(screen.getByText('Dispatcharr')).toBeInTheDocument();
+    });
+  });
+
+  // ── Action buttons ───────────────────────────────────────────────────────────
+
+  describe('action buttons', () => {
+    it('renders the Documentation button with correct href', () => {
+      setupStore();
+      render(<AboutModal isOpen={true} onClose={vi.fn()} />);
+      expect(screen.getByText('Documentation').closest('a')).toHaveAttribute(
+        'href',
+        'https://dispatcharr.github.io/Dispatcharr-Docs/'
+      );
+    });
+
+    it('renders the Discord button with correct href', () => {
+      setupStore();
+      render(<AboutModal isOpen={true} onClose={vi.fn()} />);
+      expect(screen.getByText('Discord').closest('a')).toHaveAttribute(
+        'href',
+        'https://discord.gg/Sp45V5BcxU'
+      );
+    });
+
+    it('renders the GitHub button with correct href', () => {
+      setupStore();
+      render(<AboutModal isOpen={true} onClose={vi.fn()} />);
+      expect(screen.getByText('GitHub').closest('a')).toHaveAttribute(
+        'href',
+        'https://github.com/Dispatcharr/Dispatcharr'
+      );
+    });
+
+    it('renders the Donate button with correct href', () => {
+      setupStore();
+      render(<AboutModal isOpen={true} onClose={vi.fn()} />);
+      expect(screen.getByText('Donate').closest('a')).toHaveAttribute(
+        'href',
+        'https://opencollective.com/dispatcharr/contribute'
+      );
+    });
+
+    it('all external buttons open in a new tab', () => {
+      setupStore();
+      render(<AboutModal isOpen={true} onClose={vi.fn()} />);
+      const buttons = screen.getAllByTestId('button');
+      buttons.forEach((btn) => {
+        expect(btn).toHaveAttribute('target', '_blank');
+      });
+    });
+
+    it('all external buttons have noopener noreferrer rel', () => {
+      setupStore();
+      render(<AboutModal isOpen={true} onClose={vi.fn()} />);
+      const buttons = screen.getAllByTestId('button');
+      buttons.forEach((btn) => {
+        expect(btn).toHaveAttribute('rel', 'noopener noreferrer');
+      });
+    });
+
+    it('renders 4 action buttons', () => {
+      setupStore();
+      render(<AboutModal isOpen={true} onClose={vi.fn()} />);
+      expect(screen.getAllByTestId('button')).toHaveLength(4);
+    });
+  });
+
+  // ── Icons ────────────────────────────────────────────────────────────────────
+
+  describe('icons', () => {
+    it('renders BookOpen icon for Documentation button', () => {
+      setupStore();
+      render(<AboutModal isOpen={true} onClose={vi.fn()} />);
+      expect(screen.getByTestId('icon-book-open')).toBeInTheDocument();
+    });
+
+    it('renders DiscordIcon for Discord button', () => {
+      setupStore();
+      render(<AboutModal isOpen={true} onClose={vi.fn()} />);
+      expect(screen.getByTestId('discord-icon')).toBeInTheDocument();
+    });
+
+    it('renders GitHubIcon for GitHub button', () => {
+      setupStore();
+      render(<AboutModal isOpen={true} onClose={vi.fn()} />);
+      expect(screen.getByTestId('github-icon')).toBeInTheDocument();
+    });
+
+    it('renders Heart icon for Donate button', () => {
+      setupStore();
+      render(<AboutModal isOpen={true} onClose={vi.fn()} />);
+      expect(screen.getByTestId('icon-heart')).toBeInTheDocument();
+    });
+
+    it('renders Users icon in Contributors section', () => {
+      setupStore();
+      render(<AboutModal isOpen={true} onClose={vi.fn()} />);
+      expect(screen.getByTestId('icon-users')).toBeInTheDocument();
+    });
+  });
+
+  // ── Contributors section ─────────────────────────────────────────────────────
+
+  describe('contributors section', () => {
+    it('renders the Contributors heading', () => {
+      setupStore();
+      render(<AboutModal isOpen={true} onClose={vi.fn()} />);
+      expect(screen.getByText('Contributors')).toBeInTheDocument();
+    });
+
+    it('renders the contributors description text', () => {
+      setupStore();
+      render(<AboutModal isOpen={true} onClose={vi.fn()} />);
+      expect(
+        screen.getByText(
+          /Dispatcharr is built by the community, for the community/i
+        )
+      ).toBeInTheDocument();
+    });
+  });
+
+  // ── Memorial section ─────────────────────────────────────────────────────────
+
+  describe('memorial section', () => {
+    it('renders the memorial text for Jesse Mann', () => {
+      setupStore();
+      render(<AboutModal isOpen={true} onClose={vi.fn()} />);
+      expect(screen.getByText(/In memory of/i)).toBeInTheDocument();
+    });
+
+    it('renders Jesse Mann name in the memorial', () => {
+      setupStore();
+      render(<AboutModal isOpen={true} onClose={vi.fn()} />);
+      expect(screen.getByText('Jesse Mann')).toBeInTheDocument();
+    });
+
+    it('renders the memorial tooltip with correct label', () => {
+      setupStore();
+      render(<AboutModal isOpen={true} onClose={vi.fn()} />);
+      const tooltip = screen
+        .getByText('Jesse Mann')
+        .closest('[data-tooltip="Remembering Jesse Mann"]');
+      expect(tooltip).toBeInTheDocument();
+    });
+  });
+});
diff --git a/frontend/src/components/__tests__/PluginDetailPanel.test.jsx b/frontend/src/components/__tests__/PluginDetailPanel.test.jsx
new file mode 100644
index 00000000..d92c0fb6
--- /dev/null
+++ b/frontend/src/components/__tests__/PluginDetailPanel.test.jsx
@@ -0,0 +1,863 @@
+import { render, screen, fireEvent } from '@testing-library/react';
+import { describe, it, expect, vi, beforeEach } from 'vitest';
+import PluginDetailPanel from '../PluginDetailPanel';
+
+// ── Utility mocks ──────────────────────────────────────────────────────────────
+vi.mock('../pluginUtils.js', () => ({
+  compareVersions: vi.fn(),
+  buildCompatibilityTooltip: vi.fn(),
+  buildVersionSelectItems: vi.fn(),
+}));
+
+vi.mock('../../utils/networkUtils.js', () => ({
+  formatKB: vi.fn((kb) => `${kb} KB`),
+}));
+
+// ── Icon mocks ─────────────────────────────────────────────────────────────────
+vi.mock('../icons.jsx', () => ({
+  DiscordIcon: ({ size }) => (
+    <svg data-testid="discord-icon" data-size={size} />
+  ),
+  GitHubIcon: ({ size }) => <svg data-testid="github-icon" data-size={size} />,
+}));
+
+vi.mock('lucide-react', () => ({
+  AlertTriangle: ({ size, color }) => (
+    <svg
+      data-testid="icon-alert-triangle"
+      data-size={size}
+      data-color={color}
+    />
+  ),
+  Ban: ({ size }) => <svg data-testid="icon-ban" data-size={size} />,
+  Download: ({ size }) => <svg data-testid="icon-download" data-size={size} />,
+  RefreshCw: ({ size }) => (
+    <svg data-testid="icon-refresh-cw" data-size={size} />
+  ),
+  ShieldAlert: ({ size }) => (
+    <svg data-testid="icon-shield-alert" data-size={size} />
+  ),
+  ShieldCheck: ({ size }) => (
+    <svg data-testid="icon-shield-check" data-size={size} />
+  ),
+  Trash2: ({ size }) => <svg data-testid="icon-trash2" data-size={size} />,
+}));
+
+// ── Mantine core mock ──────────────────────────────────────────────────────────
+vi.mock('@mantine/core', async () => ({
+  ActionIcon: ({ children, href, target, rel, color }) => (
+    <a
+      data-testid="action-icon"
+      href={href}
+      target={target}
+      rel={rel}
+      data-color={color}
+    >
+      {children}
+    </a>
+  ),
+  Alert: ({ children, title, color, icon }) => (
+    <div data-testid="alert" data-color={color}>
+      <div data-testid="alert-title">{title}</div>
+      {icon}
+      {children}
+    </div>
+  ),
+  Badge: ({
+    children,
+    component,
+    href,
+    target,
+    rel,
+    leftSection,
+    color,
+    style,
+  }) =>
+    component === 'a' ? (
+      <a
+        data-testid="badge"
+        href={href}
+        target={target}
+        rel={rel}
+        style={style}
+      >
+        {leftSection}
+        {children}
+      </a>
+    ) : (
+      <span data-testid="badge" data-color={color}>
+        {leftSection}
+        {children}
+      </span>
+    ),
+  Button: ({ children, onClick, disabled, variant, color, leftSection }) => (
+    <button
+      data-testid="button"
+      onClick={onClick}
+      disabled={disabled}
+      data-variant={variant}
+      data-color={color}
+    >
+      {leftSection}
+      {children}
+    </button>
+  ),
+  Group: ({ children }) => <div>{children}</div>,
+  Loader: ({ size }) => <span data-testid="loader" data-size={size} />,
+  Select: ({ label, value, onChange, data, disabled }) => (
+    <select
+      data-testid="version-select"
+      value={value ?? ''}
+      onChange={(e) => onChange?.(e.target.value)}
+      disabled={disabled}
+      aria-label={label}
+    >
+      {(data ?? []).map((item) => (
+        <option key={item.value} value={item.value} disabled={item.disabled}>
+          {item.label}
+        </option>
+      ))}
+    </select>
+  ),
+  Stack: ({ children }) => <div>{children}</div>,
+  Table: ({ children }) => <table>{children}</table>,
+  TableTbody: ({ children }) => <tbody>{children}</tbody>,
+  TableTd: ({ children, style }) => <td style={style}>{children}</td>,
+  TableTr: ({ children }) => <tr>{children}</tr>,
+  Text: ({ children, size, c, fw, component, href, target, rel }) =>
+    component === 'a' ? (
+      <a data-testid="text-link" href={href} target={target} rel={rel}>
+        {children}
+      </a>
+    ) : (
+      <span data-size={size} data-color={c} data-fw={fw}>
+        {children}
+      </span>
+    ),
+  Tooltip: ({ children, label }) => <div data-tooltip={label}>{children}</div>,
+}));
+
+// ──────────────────────────────────────────────────────────────────────────────
+// Imports after mocks
+// ──────────────────────────────────────────────────────────────────────────────
+import {
+  compareVersions,
+  buildCompatibilityTooltip,
+  buildVersionSelectItems,
+} from '../../utils/components/pluginUtils.js';
+
+// ──────────────────────────────────────────────────────────────────────────────
+// Factories & helpers
+// ──────────────────────────────────────────────────────────────────────────────
+
+const makeVersion = (version, overrides = {}) => ({
+  version,
+  prerelease: false,
+  url: `https://example.com/plugin-${version}.zip`,
+  checksum_sha256: `sha256-${version}`,
+  size: 1024,
+  build_timestamp: '2024-01-15T10:00:00Z',
+  min_dispatcharr_version: null,
+  max_dispatcharr_version: null,
+  commit_sha: `abc${version}`,
+  commit_sha_short: `abc`,
+  ...overrides,
+});
+
+const makeManifest = (overrides = {}) => ({
+  description: 'A useful plugin.',
+  author: 'Test Author',
+  license: 'MIT',
+  repo_url: 'https://github.com/example/plugin',
+  discord_thread: null,
+  deprecated: false,
+  registry_url: null,
+  versions: [makeVersion('2.0.0'), makeVersion('1.0.0')],
+  latest: { version: '2.0.0' },
+  ...overrides,
+});
+
+const makeDetail = (manifestOverrides = {}, overrides = {}) => ({
+  manifest: makeManifest(manifestOverrides),
+  signature_verified: true,
+  ...overrides,
+});
+
+const defaultProps = (overrides = {}) => ({
+  detail: makeDetail(),
+  detailLoading: false,
+  selectedVersion: '2.0.0',
+  onVersionChange: vi.fn(),
+  installedVersion: null,
+  installedVersionIsPrerelease: false,
+  appVersion: '1.5.0',
+  installing: false,
+  uninstalling: false,
+  onInstall: vi.fn(),
+  onUninstall: vi.fn(),
+  installStatus: 'not_installed',
+  installedSourceRepoName: null,
+  repoId: 1,
+  slug: 'my-plugin',
+  ...overrides,
+});
+
+// ──────────────────────────────────────────────────────────────────────────────
+
+describe('PluginDetailPanel', () => {
+  beforeEach(() => {
+    vi.clearAllMocks();
+    // default: every compareVersions call returns 0 (versions equal) unless
+    // individual tests override it
+    vi.mocked(compareVersions).mockReturnValue(0);
+    vi.mocked(buildCompatibilityTooltip).mockReturnValue('1.0.0 or newer');
+    // default: buildVersionSelectItems returns two standard items so that
+    // any test rendering the version select has populated options
+    vi.mocked(buildVersionSelectItems).mockReturnValue([
+      { value: '2.0.0', label: 'v2.0.0 (latest)', disabled: false },
+      { value: '1.0.0', label: 'v1.0.0', disabled: false },
+    ]);
+  });
+
+  // ── Loading & error states ─────────────────────────────────────────────────
+
+  describe('loading and error states', () => {
+    it('shows a loader when detailLoading is true', () => {
+      render(<PluginDetailPanel {...defaultProps({ detailLoading: true })} />);
+      expect(screen.getByTestId('loader')).toBeInTheDocument();
+      expect(screen.getByText(/Loading plugin details/i)).toBeInTheDocument();
+    });
+
+    it('shows error text when detail is null', () => {
+      render(
+        <PluginDetailPanel
+          {...defaultProps({ detail: null, detailLoading: false })}
+        />
+      );
+      expect(
+        screen.getByText(/Failed to load plugin details/i)
+      ).toBeInTheDocument();
+    });
+
+    it('shows error text when detail has no manifest', () => {
+      render(
+        <PluginDetailPanel
+          {...defaultProps({ detail: {}, detailLoading: false })}
+        />
+      );
+      expect(
+        screen.getByText(/Failed to load plugin details/i)
+      ).toBeInTheDocument();
+    });
+  });
+
+  // ── Description ───────────────────────────────────────────────────────────
+
+  describe('description', () => {
+    it('renders manifest description', () => {
+      render(<PluginDetailPanel {...defaultProps()} />);
+      expect(screen.getByText('A useful plugin.')).toBeInTheDocument();
+    });
+
+    it('does not render description section when absent', () => {
+      render(
+        <PluginDetailPanel
+          {...defaultProps({ detail: makeDetail({ description: null }) })}
+        />
+      );
+      expect(screen.queryByText('A useful plugin.')).not.toBeInTheDocument();
+    });
+  });
+
+  // ── Author & license badges ────────────────────────────────────────────────
+
+  describe('author and license badges', () => {
+    it('renders author badge', () => {
+      render(<PluginDetailPanel {...defaultProps()} />);
+      expect(screen.getByText('Test Author')).toBeInTheDocument();
+    });
+
+    it('does not render author badge when author is absent', () => {
+      render(
+        <PluginDetailPanel
+          {...defaultProps({ detail: makeDetail({ author: null }) })}
+        />
+      );
+      expect(screen.queryByText('Test Author')).not.toBeInTheDocument();
+    });
+
+    it('renders license badge as a link to spdx.org', () => {
+      render(<PluginDetailPanel {...defaultProps()} />);
+      const badge = screen
+        .getAllByTestId('badge')
+        .find((el) => el.tagName === 'A' && el.href?.includes('spdx.org'));
+      expect(badge).toBeTruthy();
+      expect(badge.href).toContain('MIT');
+    });
+
+    it('does not render license badge when license is absent', () => {
+      render(
+        <PluginDetailPanel
+          {...defaultProps({ detail: makeDetail({ license: null }) })}
+        />
+      );
+      const badges = screen.getAllByTestId('badge');
+      expect(badges.find((b) => b.href?.includes('spdx.org'))).toBeUndefined();
+    });
+  });
+
+  // ── Signature badges ───────────────────────────────────────────────────────
+
+  describe('signature badge', () => {
+    it('shows "Verified Signature" badge when signature_verified is true', () => {
+      render(<PluginDetailPanel {...defaultProps()} />);
+      expect(screen.getByText('Verified Signature')).toBeInTheDocument();
+      expect(screen.getByTestId('icon-shield-check')).toBeInTheDocument();
+    });
+
+    it('shows "Unverified" badge when signature_verified is false', () => {
+      render(
+        <PluginDetailPanel
+          {...defaultProps({
+            detail: makeDetail({}, { signature_verified: false }),
+          })}
+        />
+      );
+      expect(screen.getByText('Unverified')).toBeInTheDocument();
+      expect(screen.getByTestId('icon-shield-alert')).toBeInTheDocument();
+    });
+
+    it('renders no signature badge when signature_verified is null', () => {
+      render(
+        <PluginDetailPanel
+          {...defaultProps({
+            detail: makeDetail({}, { signature_verified: null }),
+          })}
+        />
+      );
+      expect(screen.queryByText('Verified Signature')).not.toBeInTheDocument();
+      expect(screen.queryByText('Unverified')).not.toBeInTheDocument();
+    });
+  });
+
+  // ── GitHub link ────────────────────────────────────────────────────────────
+
+  describe('GitHub link', () => {
+    it('renders GitHub icon linking to repo_url', () => {
+      render(<PluginDetailPanel {...defaultProps()} />);
+      expect(screen.getByTestId('github-icon')).toBeInTheDocument();
+      const link = screen
+        .getAllByTestId('action-icon')
+        .find((el) => el.href?.includes('github.com'));
+      expect(link).toBeTruthy();
+    });
+
+    it('does not render GitHub icon when repo_url is absent', () => {
+      render(
+        <PluginDetailPanel
+          {...defaultProps({ detail: makeDetail({ repo_url: null }) })}
+        />
+      );
+      expect(screen.queryByTestId('github-icon')).not.toBeInTheDocument();
+    });
+  });
+
+  // ── Discord link ───────────────────────────────────────────────────────────
+
+  describe('Discord link', () => {
+    it('renders Discord icon when discord_thread is set', () => {
+      render(
+        <PluginDetailPanel
+          {...defaultProps({
+            detail: makeDetail({
+              discord_thread: 'https://example.com/discord',
+            }),
+          })}
+        />
+      );
+      expect(screen.getByTestId('discord-icon')).toBeInTheDocument();
+    });
+
+    it('does not render Discord icon when discord_thread is null', () => {
+      render(<PluginDetailPanel {...defaultProps()} />);
+      expect(screen.queryByTestId('discord-icon')).not.toBeInTheDocument();
+    });
+
+    it('rewrites discord.com/channels URL to discord:// protocol', () => {
+      render(
+        <PluginDetailPanel
+          {...defaultProps({
+            detail: makeDetail({
+              discord_thread: 'https://discord.com/channels/123/456',
+            }),
+          })}
+        />
+      );
+      const link = screen
+        .getAllByTestId('action-icon')
+        .find((el) => el.href?.startsWith('discord://'));
+      expect(link).toBeTruthy();
+    });
+
+    it('keeps non-discord.com/channels URL unchanged', () => {
+      const url = 'https://discord.gg/invite/abc';
+      render(
+        <PluginDetailPanel
+          {...defaultProps({
+            detail: makeDetail({ discord_thread: url }),
+          })}
+        />
+      );
+      const link = screen
+        .getAllByTestId('action-icon')
+        .find((el) => el.href === url);
+      expect(link).toBeTruthy();
+    });
+  });
+
+  // ── Deprecated alert ───────────────────────────────────────────────────────
+
+  describe('deprecated alert', () => {
+    it('shows deprecated alert when deprecated is true', () => {
+      render(
+        <PluginDetailPanel
+          {...defaultProps({ detail: makeDetail({ deprecated: true }) })}
+        />
+      );
+      expect(screen.getByTestId('alert')).toBeInTheDocument();
+      expect(screen.getByTestId('alert-title')).toHaveTextContent(
+        'Deprecated Plugin'
+      );
+      expect(screen.getByTestId('icon-ban')).toBeInTheDocument();
+    });
+
+    it('does not show deprecated alert when deprecated is false', () => {
+      render(<PluginDetailPanel {...defaultProps()} />);
+      expect(screen.queryByTestId('alert')).not.toBeInTheDocument();
+    });
+  });
+
+  // ── Version select ─────────────────────────────────────────────────────────
+
+  describe('version select', () => {
+    it('renders the version select when versions exist', () => {
+      render(<PluginDetailPanel {...defaultProps()} />);
+      expect(screen.getByTestId('version-select')).toBeInTheDocument();
+    });
+
+    it('does not render version select when versions list is empty', () => {
+      render(
+        <PluginDetailPanel
+          {...defaultProps({ detail: makeDetail({ versions: [] }) })}
+        />
+      );
+      expect(screen.queryByTestId('version-select')).not.toBeInTheDocument();
+    });
+
+    it('renders options from buildVersionSelectItems return value', () => {
+      render(<PluginDetailPanel {...defaultProps()} />);
+      // default mock returns v2.0.0 (latest) and v1.0.0
+      expect(screen.getByText('v2.0.0 (latest)')).toBeInTheDocument();
+      expect(screen.getByText('v1.0.0')).toBeInTheDocument();
+    });
+
+    it('calls buildVersionSelectItems with manifest versions, latest version, installedVersion, and installedVersionIsPrerelease', () => {
+      const detail = makeDetail({
+        versions: [makeVersion('2.0.0'), makeVersion('1.0.0')],
+        latest: { version: '2.0.0' },
+      });
+      render(
+        <PluginDetailPanel
+          {...defaultProps({
+            detail,
+            installedVersion: '1.0.0',
+            installedVersionIsPrerelease: false,
+          })}
+        />
+      );
+      expect(buildVersionSelectItems).toHaveBeenCalledWith(
+        detail.manifest.versions,
+        '2.0.0',
+        '1.0.0',
+        false
+      );
+    });
+
+    it('passes installedVersionIsPrerelease=true to buildVersionSelectItems', () => {
+      render(
+        <PluginDetailPanel
+          {...defaultProps({
+            installedVersion: '2.0.0-beta',
+            installedVersionIsPrerelease: true,
+          })}
+        />
+      );
+      expect(buildVersionSelectItems).toHaveBeenCalledWith(
+        expect.any(Array),
+        expect.anything(),
+        '2.0.0-beta',
+        true
+      );
+    });
+
+    it('passes null installedVersion to buildVersionSelectItems when not installed', () => {
+      render(
+        <PluginDetailPanel {...defaultProps({ installedVersion: null })} />
+      );
+      expect(buildVersionSelectItems).toHaveBeenCalledWith(
+        expect.any(Array),
+        expect.anything(),
+        null,
+        false
+      );
+    });
+
+    it('does not call buildVersionSelectItems when versions list is empty', () => {
+      render(
+        <PluginDetailPanel
+          {...defaultProps({ detail: makeDetail({ versions: [] }) })}
+        />
+      );
+      expect(buildVersionSelectItems).not.toHaveBeenCalled();
+    });
+
+    it('renders a disabled ghost option when buildVersionSelectItems returns one', () => {
+      vi.mocked(buildVersionSelectItems).mockReturnValue([
+        { value: '2.0.0', label: 'v2.0.0 (latest)', disabled: false },
+        { value: '1.5.0', label: 'v1.5.0 (installed)', disabled: true },
+        { value: '1.0.0', label: 'v1.0.0', disabled: false },
+      ]);
+      render(
+        <PluginDetailPanel
+          {...defaultProps({
+            installedVersion: '1.5.0',
+            installStatus: 'installed',
+          })}
+        />
+      );
+      const ghostOption = screen
+        .getAllByRole('option')
+        .find((o) => o.value === '1.5.0');
+      expect(ghostOption).toBeTruthy();
+      expect(ghostOption.disabled).toBe(true);
+    });
+
+    it('calls onVersionChange when version select changes', () => {
+      const onVersionChange = vi.fn();
+      render(<PluginDetailPanel {...defaultProps({ onVersionChange })} />);
+      fireEvent.change(screen.getByTestId('version-select'), {
+        target: { value: '1.0.0' },
+      });
+      expect(onVersionChange).toHaveBeenCalledWith('1.0.0');
+    });
+  });
+
+  // ── Install button ─────────────────────────────────────────────────────────
+
+  describe('install button', () => {
+    it('shows "Install" button when plugin is not installed', () => {
+      render(<PluginDetailPanel {...defaultProps()} />);
+      expect(screen.getByTestId('button')).toHaveTextContent('Install');
+    });
+
+    it('calls onInstall with correct params when Install is clicked', () => {
+      const onInstall = vi.fn();
+      render(<PluginDetailPanel {...defaultProps({ onInstall })} />);
+      fireEvent.click(screen.getByTestId('button'));
+      expect(onInstall).toHaveBeenCalledWith(
+        expect.objectContaining({
+          slug: 'my-plugin',
+          version: '2.0.0',
+          download_url: 'https://example.com/plugin-2.0.0.zip',
+        })
+      );
+    });
+
+    it('shows installing spinner while installing is true', () => {
+      render(<PluginDetailPanel {...defaultProps({ installing: true })} />);
+      expect(screen.getByTestId('button')).toHaveTextContent('Installing…');
+      expect(screen.getByTestId('loader')).toBeInTheDocument();
+    });
+
+    it('shows "Update" button when a newer version is selected over installed', () => {
+      vi.mocked(compareVersions).mockImplementation((a, b) => {
+        const strip = (v) => v.replace(/^v/, '');
+        const pa = strip(a).split('.').map(Number);
+        const pb = strip(b).split('.').map(Number);
+        for (let i = 0; i < Math.max(pa.length, pb.length); i++) {
+          const d = (pa[i] || 0) - (pb[i] || 0);
+          if (d !== 0) return d;
+        }
+        return 0;
+      });
+      render(
+        <PluginDetailPanel
+          {...defaultProps({
+            installedVersion: '1.0.0',
+            selectedVersion: '2.0.0',
+            installStatus: 'installed',
+          })}
+        />
+      );
+      expect(screen.getByTestId('button')).toHaveTextContent('Update');
+    });
+
+    it('shows "Downgrade" button when an older version is selected over installed', () => {
+      vi.mocked(compareVersions).mockImplementation((a, b) => {
+        const strip = (v) => v.replace(/^v/, '');
+        const pa = strip(a).split('.').map(Number);
+        const pb = strip(b).split('.').map(Number);
+        for (let i = 0; i < Math.max(pa.length, pb.length); i++) {
+          const d = (pa[i] || 0) - (pb[i] || 0);
+          if (d !== 0) return d;
+        }
+        return 0;
+      });
+      render(
+        <PluginDetailPanel
+          {...defaultProps({
+            installedVersion: '2.0.0',
+            selectedVersion: '1.0.0',
+            installStatus: 'installed',
+          })}
+        />
+      );
+      expect(screen.getByTestId('button')).toHaveTextContent('Downgrade');
+    });
+
+    it('shows "Uninstall" button when installed version equals selected version', () => {
+      vi.mocked(compareVersions).mockReturnValue(0);
+      render(
+        <PluginDetailPanel
+          {...defaultProps({
+            installedVersion: '2.0.0',
+            selectedVersion: '2.0.0',
+            installStatus: 'installed',
+          })}
+        />
+      );
+      expect(screen.getByTestId('button')).toHaveTextContent('Uninstall');
+    });
+
+    it('calls onUninstall when Uninstall is clicked', () => {
+      vi.mocked(compareVersions).mockReturnValue(0);
+      const onUninstall = vi.fn();
+      render(
+        <PluginDetailPanel
+          {...defaultProps({
+            installedVersion: '2.0.0',
+            selectedVersion: '2.0.0',
+            installStatus: 'installed',
+            onUninstall,
+          })}
+        />
+      );
+      fireEvent.click(screen.getByTestId('button'));
+      expect(onUninstall).toHaveBeenCalled();
+    });
+
+    it('shows "Uninstalling…" and loader while uninstalling', () => {
+      vi.mocked(compareVersions).mockReturnValue(0);
+      render(
+        <PluginDetailPanel
+          {...defaultProps({
+            installedVersion: '2.0.0',
+            selectedVersion: '2.0.0',
+            installStatus: 'installed',
+            uninstalling: true,
+          })}
+        />
+      );
+      expect(screen.getByTestId('button')).toHaveTextContent('Uninstalling…');
+    });
+
+    it('shows "Overwrite" for unmanaged install status', () => {
+      render(
+        <PluginDetailPanel {...defaultProps({ installStatus: 'unmanaged' })} />
+      );
+      expect(screen.getByTestId('button')).toHaveTextContent('Overwrite');
+    });
+
+    it('shows "Overwrite" for different_repo install status', () => {
+      render(
+        <PluginDetailPanel
+          {...defaultProps({
+            installStatus: 'different_repo',
+            installedSourceRepoName: 'Other Repo',
+          })}
+        />
+      );
+      expect(screen.getByTestId('button')).toHaveTextContent('Overwrite');
+    });
+
+    it('disables install button when no selectedVersionData url', () => {
+      const detail = makeDetail({
+        versions: [makeVersion('2.0.0', { url: null })],
+        latest: { version: '2.0.0' },
+      });
+      render(<PluginDetailPanel {...defaultProps({ detail })} />);
+      expect(screen.getByTestId('button')).toBeDisabled();
+    });
+
+    it('shows "Incompatible" when version does not meet min requirement', () => {
+      // selMeetsMin=false: appVersion < min_dispatcharr_version
+      vi.mocked(compareVersions).mockImplementation((a, b) => {
+        // appVersion (1.5.0) vs min (2.0.0): return negative
+        if (a === '1.5.0' && b === '2.0.0') return -1;
+        return 0;
+      });
+      const detail = makeDetail({
+        versions: [makeVersion('2.0.0', { min_dispatcharr_version: '2.0.0' })],
+        latest: { version: '2.0.0' },
+      });
+      render(
+        <PluginDetailPanel {...defaultProps({ detail, appVersion: '1.5.0' })} />
+      );
+      expect(screen.getByTestId('button')).toHaveTextContent('Incompatible');
+    });
+  });
+
+  // ── Compatibility warning ──────────────────────────────────────────────────
+
+  describe('compatibility warning', () => {
+    it('shows compatibility warning tooltip when version is incompatible and not same as installed', () => {
+      vi.mocked(compareVersions).mockImplementation((a, b) => {
+        if (a === '1.5.0' && b === '2.0.0') return -1;
+        return 0;
+      });
+      vi.mocked(buildCompatibilityTooltip).mockReturnValue('2.0.0 or newer');
+      const detail = makeDetail({
+        versions: [makeVersion('2.0.0', { min_dispatcharr_version: '2.0.0' })],
+        latest: { version: '2.0.0' },
+      });
+      render(
+        <PluginDetailPanel {...defaultProps({ detail, appVersion: '1.5.0' })} />
+      );
+      const tooltip = screen
+        .getAllByRole('generic')
+        .find((el) =>
+          el.getAttribute('data-tooltip')?.includes('Incompatible')
+        );
+      expect(tooltip).toBeTruthy();
+    });
+  });
+
+  // ── Version detail table ───────────────────────────────────────────────────
+
+  describe('version detail table', () => {
+    it('renders build timestamp', () => {
+      render(<PluginDetailPanel {...defaultProps()} />);
+      // The date is locale-formatted; just check the "Built" label exists
+      expect(screen.getByText('Built')).toBeInTheDocument();
+    });
+
+    it('renders file size via formatKB', () => {
+      render(<PluginDetailPanel {...defaultProps()} />);
+      expect(screen.getByText('File Size')).toBeInTheDocument();
+      expect(screen.getByText('1024 KB')).toBeInTheDocument();
+    });
+
+    it('does not render file size row when size is 0', () => {
+      const detail = makeDetail({
+        versions: [makeVersion('2.0.0', { size: 0 })],
+        latest: { version: '2.0.0' },
+      });
+      render(<PluginDetailPanel {...defaultProps({ detail })} />);
+      expect(screen.queryByText('File Size')).not.toBeInTheDocument();
+    });
+
+    it('renders min version row when present', () => {
+      const detail = makeDetail({
+        versions: [makeVersion('2.0.0', { min_dispatcharr_version: '1.0.0' })],
+        latest: { version: '2.0.0' },
+      });
+      render(<PluginDetailPanel {...defaultProps({ detail })} />);
+      expect(screen.getByText('Min Version')).toBeInTheDocument();
+      expect(screen.getByText('1.0.0')).toBeInTheDocument();
+    });
+
+    it('does not render min version row when absent', () => {
+      render(<PluginDetailPanel {...defaultProps()} />);
+      expect(screen.queryByText('Min Version')).not.toBeInTheDocument();
+    });
+
+    it('renders max version row when present', () => {
+      const detail = makeDetail({
+        versions: [makeVersion('2.0.0', { max_dispatcharr_version: '3.0.0' })],
+        latest: { version: '2.0.0' },
+      });
+      render(<PluginDetailPanel {...defaultProps({ detail })} />);
+      expect(screen.getByText('Max Version')).toBeInTheDocument();
+      expect(screen.getByText('3.0.0')).toBeInTheDocument();
+    });
+
+    it('renders commit short SHA', () => {
+      render(<PluginDetailPanel {...defaultProps()} />);
+      expect(screen.getByText('Commit')).toBeInTheDocument();
+      expect(screen.getByText('abc')).toBeInTheDocument();
+    });
+
+    it('renders commit as a link when registry_url is present', () => {
+      const detail = makeDetail({
+        registry_url: 'https://github.com/example/plugin',
+        versions: [makeVersion('2.0.0', { commit_sha: 'abc123full' })],
+        latest: { version: '2.0.0' },
+      });
+      render(<PluginDetailPanel {...defaultProps({ detail })} />);
+      const commitLink = screen
+        .getAllByTestId('text-link')
+        .find((el) => el.href?.includes('abc123full'));
+      expect(commitLink).toBeTruthy();
+    });
+
+    it('renders download URL as a link', () => {
+      render(<PluginDetailPanel {...defaultProps()} />);
+      expect(screen.getByText('Download')).toBeInTheDocument();
+      const link = screen
+        .getAllByTestId('text-link')
+        .find((el) => el.href?.includes('plugin-2.0.0.zip'));
+      expect(link).toBeTruthy();
+    });
+  });
+
+  // ── buildVersionSelectItems integration ───────────────────────────────────
+
+  describe('buildVersionSelectItems integration', () => {
+    it('passes manifest.latest.version to buildVersionSelectItems', () => {
+      const detail = makeDetail({ latest: { version: '2.0.0' } });
+      render(<PluginDetailPanel {...defaultProps({ detail })} />);
+      expect(buildVersionSelectItems).toHaveBeenCalledWith(
+        detail.manifest.versions,
+        '2.0.0',
+        null, // installedVersion from defaultProps
+        false // installedVersionIsPrerelease from defaultProps
+      );
+    });
+
+    it('passes undefined latest to buildVersionSelectItems when manifest.latest is absent', () => {
+      const detail = makeDetail({ latest: null });
+      render(<PluginDetailPanel {...defaultProps({ detail })} />);
+      expect(buildVersionSelectItems).toHaveBeenCalledWith(
+        detail.manifest.versions,
+        undefined,
+        null, // installedVersion from defaultProps
+        false // installedVersionIsPrerelease from defaultProps
+      );
+    });
+
+    it('Select data reflects exactly what buildVersionSelectItems returns', () => {
+      const customItems = [
+        { value: '3.0.0', label: 'v3.0.0 (latest)', disabled: false },
+        { value: '2.0.0', label: 'v2.0.0 (installed)', disabled: false },
+      ];
+      vi.mocked(buildVersionSelectItems).mockReturnValue(customItems);
+      render(
+        <PluginDetailPanel {...defaultProps({ selectedVersion: '3.0.0' })} />
+      );
+      const options = screen.getAllByRole('option');
+      expect(options).toHaveLength(2);
+      expect(options[0].value).toBe('3.0.0');
+      expect(options[1].value).toBe('2.0.0');
+    });
+  });
+});
diff --git a/frontend/src/components/__tests__/PluginWarnings.test.jsx b/frontend/src/components/__tests__/PluginWarnings.test.jsx
new file mode 100644
index 00000000..dd454419
--- /dev/null
+++ b/frontend/src/components/__tests__/PluginWarnings.test.jsx
@@ -0,0 +1,266 @@
+import { render, screen } from '@testing-library/react';
+import { describe, it, expect, vi } from 'vitest';
+import {
+  PluginSecurityWarning,
+  PluginSupportDisclaimer,
+  PluginDowngradeWarning,
+  PluginInfoNote,
+  PluginRestartWarning,
+} from '../PluginWarnings';
+
+// ── Image mock ─────────────────────────────────────────────────────────────────
+vi.mock('../../images/logo.png', () => ({ default: 'mocked-logo.png' }));
+
+// ── lucide-react mock ──────────────────────────────────────────────────────────
+vi.mock('lucide-react', () => ({
+  AlertTriangle: ({ size }) => (
+    <svg data-testid="icon-alert-triangle" data-size={size} />
+  ),
+  Info: ({ size }) => <svg data-testid="icon-info" data-size={size} />,
+  OctagonAlert: ({ size }) => (
+    <svg data-testid="icon-octagon-alert" data-size={size} />
+  ),
+}));
+
+// ── Mantine core mock ──────────────────────────────────────────────────────────
+vi.mock('@mantine/core', () => ({
+  Box: ({ children, style }) => <div style={style}>{children}</div>,
+  Text: ({ children, size, style }) => (
+    <p data-size={size} style={style}>
+      {children}
+    </p>
+  ),
+}));
+
+// ──────────────────────────────────────────────────────────────────────────────
+
+describe('PluginWarnings', () => {
+  // ── PluginSecurityWarning ────────────────────────────────────────────────────
+
+  describe('PluginSecurityWarning', () => {
+    it('renders children text', () => {
+      render(
+        <PluginSecurityWarning>This plugin is dangerous</PluginSecurityWarning>
+      );
+      expect(screen.getByText('This plugin is dangerous')).toBeInTheDocument();
+    });
+
+    it('renders the OctagonAlert icon', () => {
+      render(<PluginSecurityWarning>Warning</PluginSecurityWarning>);
+      expect(screen.getByTestId('icon-octagon-alert')).toBeInTheDocument();
+    });
+
+    it('does not render AlertTriangle or Info icons', () => {
+      render(<PluginSecurityWarning>Warning</PluginSecurityWarning>);
+      expect(
+        screen.queryByTestId('icon-alert-triangle')
+      ).not.toBeInTheDocument();
+      expect(screen.queryByTestId('icon-info')).not.toBeInTheDocument();
+    });
+
+    it('renders different children correctly', () => {
+      render(
+        <PluginSecurityWarning>
+          <strong>Critical</strong> security issue
+        </PluginSecurityWarning>
+      );
+      expect(screen.getByText('Critical')).toBeInTheDocument();
+    });
+  });
+
+  // ── PluginSupportDisclaimer ──────────────────────────────────────────────────
+
+  describe('PluginSupportDisclaimer', () => {
+    it('renders the disclaimer text', () => {
+      render(<PluginSupportDisclaimer />);
+      expect(
+        screen.getByText(
+          /Dispatcharr community support cannot assist with third-party plugin issues/i
+        )
+      ).toBeInTheDocument();
+    });
+
+    it('mentions plugin Discord thread', () => {
+      render(<PluginSupportDisclaimer />);
+      expect(
+        screen.getByText(/use the plugin.*Discord thread/i)
+      ).toBeInTheDocument();
+    });
+
+    it('mentions submitting an issue on the plugin repository', () => {
+      render(<PluginSupportDisclaimer />);
+      expect(
+        screen.getByText(/submit an issue.*on the plugin.*repository/i)
+      ).toBeInTheDocument();
+    });
+
+    it('renders the Dispatcharr logo image', () => {
+      render(<PluginSupportDisclaimer />);
+      const logo = screen.getByAltText('Dispatcharr');
+      expect(logo).toBeInTheDocument();
+      expect(logo).toHaveAttribute('src', 'mocked-logo.png');
+    });
+
+    it('renders logo as non-draggable', () => {
+      render(<PluginSupportDisclaimer />);
+      const logo = screen.getByAltText('Dispatcharr');
+      expect(logo).toHaveAttribute('draggable', 'false');
+    });
+
+    it('does not render any lucide icons', () => {
+      render(<PluginSupportDisclaimer />);
+      expect(
+        screen.queryByTestId('icon-octagon-alert')
+      ).not.toBeInTheDocument();
+      expect(
+        screen.queryByTestId('icon-alert-triangle')
+      ).not.toBeInTheDocument();
+      expect(screen.queryByTestId('icon-info')).not.toBeInTheDocument();
+    });
+  });
+
+  // ── PluginDowngradeWarning ───────────────────────────────────────────────────
+
+  describe('PluginDowngradeWarning', () => {
+    it('renders children text', () => {
+      render(
+        <PluginDowngradeWarning>
+          Downgrading may break things
+        </PluginDowngradeWarning>
+      );
+      expect(
+        screen.getByText('Downgrading may break things')
+      ).toBeInTheDocument();
+    });
+
+    it('renders the AlertTriangle icon', () => {
+      render(<PluginDowngradeWarning>Caution</PluginDowngradeWarning>);
+      expect(screen.getByTestId('icon-alert-triangle')).toBeInTheDocument();
+    });
+
+    it('does not render OctagonAlert or Info icons', () => {
+      render(<PluginDowngradeWarning>Caution</PluginDowngradeWarning>);
+      expect(
+        screen.queryByTestId('icon-octagon-alert')
+      ).not.toBeInTheDocument();
+      expect(screen.queryByTestId('icon-info')).not.toBeInTheDocument();
+    });
+
+    it('renders JSX children correctly', () => {
+      render(
+        <PluginDowngradeWarning>
+          <span data-testid="inner">Inner content</span>
+        </PluginDowngradeWarning>
+      );
+      expect(screen.getByTestId('inner')).toBeInTheDocument();
+    });
+  });
+
+  // ── PluginInfoNote ───────────────────────────────────────────────────────────
+
+  describe('PluginInfoNote', () => {
+    it('renders children text', () => {
+      render(<PluginInfoNote>This is an informational note.</PluginInfoNote>);
+      expect(
+        screen.getByText('This is an informational note.')
+      ).toBeInTheDocument();
+    });
+
+    it('renders the Info icon', () => {
+      render(<PluginInfoNote>Note</PluginInfoNote>);
+      expect(screen.getByTestId('icon-info')).toBeInTheDocument();
+    });
+
+    it('does not render OctagonAlert or AlertTriangle icons', () => {
+      render(<PluginInfoNote>Note</PluginInfoNote>);
+      expect(
+        screen.queryByTestId('icon-octagon-alert')
+      ).not.toBeInTheDocument();
+      expect(
+        screen.queryByTestId('icon-alert-triangle')
+      ).not.toBeInTheDocument();
+    });
+
+    it('renders JSX children correctly', () => {
+      render(
+        <PluginInfoNote>
+          <span data-testid="info-child">details</span>
+        </PluginInfoNote>
+      );
+      expect(screen.getByTestId('info-child')).toBeInTheDocument();
+    });
+  });
+
+  // ── PluginRestartWarning ─────────────────────────────────────────────────────
+
+  describe('PluginRestartWarning', () => {
+    it('renders the restart warning text', () => {
+      render(<PluginRestartWarning />);
+      expect(
+        screen.getByText(/Importing a plugin may briefly restart the backend/i)
+      ).toBeInTheDocument();
+    });
+
+    it('mentions temporary disconnect', () => {
+      render(<PluginRestartWarning />);
+      expect(
+        screen.getByText(/you might see a.*temporary disconnect/i)
+      ).toBeInTheDocument();
+    });
+
+    it('mentions automatic reconnect', () => {
+      render(<PluginRestartWarning />);
+      expect(
+        screen.getByText(/the app will.*reconnect automatically/i)
+      ).toBeInTheDocument();
+    });
+
+    it('renders the AlertTriangle icon', () => {
+      render(<PluginRestartWarning />);
+      expect(screen.getByTestId('icon-alert-triangle')).toBeInTheDocument();
+    });
+
+    it('does not render OctagonAlert or Info icons', () => {
+      render(<PluginRestartWarning />);
+      expect(
+        screen.queryByTestId('icon-octagon-alert')
+      ).not.toBeInTheDocument();
+      expect(screen.queryByTestId('icon-info')).not.toBeInTheDocument();
+    });
+  });
+
+  // ── Shared layout structure ──────────────────────────────────────────────────
+
+  describe('shared layout structure', () => {
+    it('PluginSecurityWarning renders xs Text', () => {
+      render(<PluginSecurityWarning>msg</PluginSecurityWarning>);
+      expect(screen.getByText('msg')).toHaveAttribute('data-size', 'xs');
+    });
+
+    it('PluginSupportDisclaimer renders xs Text', () => {
+      render(<PluginSupportDisclaimer />);
+      const text = screen.getByText(
+        /Dispatcharr community support cannot assist/i
+      );
+      expect(text).toHaveAttribute('data-size', 'xs');
+    });
+
+    it('PluginDowngradeWarning renders xs Text', () => {
+      render(<PluginDowngradeWarning>msg</PluginDowngradeWarning>);
+      expect(screen.getByText('msg')).toHaveAttribute('data-size', 'xs');
+    });
+
+    it('PluginInfoNote renders xs Text', () => {
+      render(<PluginInfoNote>msg</PluginInfoNote>);
+      expect(screen.getByText('msg')).toHaveAttribute('data-size', 'xs');
+    });
+
+    it('PluginRestartWarning renders xs Text', () => {
+      render(<PluginRestartWarning />);
+      expect(screen.getByText(/Importing a plugin/i)).toHaveAttribute(
+        'data-size',
+        'xs'
+      );
+    });
+  });
+});
diff --git a/frontend/src/components/backups/__tests__/BackupManager.test.jsx b/frontend/src/components/backups/__tests__/BackupManager.test.jsx
new file mode 100644
index 00000000..4fe1820c
--- /dev/null
+++ b/frontend/src/components/backups/__tests__/BackupManager.test.jsx
@@ -0,0 +1,1117 @@
+import { render, screen, fireEvent, waitFor } from '@testing-library/react';
+import { describe, it, expect, vi, beforeEach } from 'vitest';
+import BackupManager from '../BackupManager';
+
+// ── BackupManagerUtils ─────────────────────────────────────────────────────────
+vi.mock('../../../utils/components/backups/BackupManagerUtils.js', () => ({
+  listBackups: vi.fn(),
+  getBackupSchedule: vi.fn(),
+  updateBackupSchedule: vi.fn(),
+  createBackup: vi.fn(),
+  uploadBackup: vi.fn(),
+  downloadBackup: vi.fn(),
+  restoreBackup: vi.fn(),
+  deleteBackup: vi.fn(),
+  to12Hour: vi.fn(),
+  to24Hour: vi.fn(),
+  DAYS_OF_WEEK: [
+    { value: '0', label: 'Sunday' },
+    { value: '1', label: 'Monday' },
+    { value: '2', label: 'Tuesday' },
+    { value: '3', label: 'Wednesday' },
+    { value: '4', label: 'Thursday' },
+    { value: '5', label: 'Friday' },
+    { value: '6', label: 'Saturday' },
+  ],
+}));
+
+// ── hooks ──────────────────────────────────────────────────────────────────────
+vi.mock('../../../hooks/useLocalStorage', () => ({
+  default: vi.fn(() => ['UTC', vi.fn()]),
+}));
+
+// ── store ──────────────────────────────────────────────────────────────────────
+vi.mock('../../../store/warnings', () => ({
+  default: vi.fn((sel) => sel({ suppressWarning: vi.fn() })),
+}));
+
+// ── dateTimeUtils ──────────────────────────────────────────────────────────────
+vi.mock('../../../utils/dateTimeUtils.js', () => ({
+  format: vi.fn(() => '01/01/2024, 10:00:00 AM'),
+  getDefaultTimeZone: vi.fn(() => 'UTC'),
+  useDateTimeFormat: vi.fn(() => ({
+    fullDateTimeFormat: 'MM/DD/YYYY, HH:mm:ss',
+    timeFormatSetting: '24h',
+  })),
+}));
+
+// ── utility functions ──────────────────────────────────────────────────────────
+vi.mock('../../../utils/notificationUtils.js', () => ({
+  showNotification: vi.fn(),
+}));
+vi.mock('../../../utils/networkUtils.js', () => ({
+  formatBytes: vi.fn((bytes) => `${bytes} B`),
+}));
+vi.mock('../../../utils/cronUtils', () => ({
+  validateCronExpression: vi.fn(() => ({ valid: true })),
+}));
+
+// ── CustomTable ────────────────────────────────────────────────────────────────
+vi.mock('../../tables/CustomTable', () => ({
+  CustomTable: ({ table }) => (
+    <div data-testid="custom-table">
+      {table.__rows?.map((row, i) => (
+        <div key={i} data-testid="table-row">
+          {table.__bodyCellRenderFns?.actions?.({
+            cell: { column: { id: 'actions' } },
+            row,
+          })}
+        </div>
+      ))}
+    </div>
+  ),
+  useTable: vi.fn(({ data, bodyCellRenderFns }) => ({
+    __rows: (data ?? []).map((item) => ({ original: item })),
+    __bodyCellRenderFns: bodyCellRenderFns,
+  })),
+}));
+
+// ── ScheduleInput ──────────────────────────────────────────────────────────────
+vi.mock('../../forms/ScheduleInput', () => ({
+  default: ({
+    children,
+    scheduleType,
+    onScheduleTypeChange,
+    cronValue,
+    onCronChange,
+    disabled,
+  }) => (
+    <div data-testid="schedule-input">
+      {scheduleType === 'cron' ? (
+        <>
+          <label>
+            Cron Expression
+            <input
+              data-testid="cron-input"
+              value={cronValue ?? ''}
+              onChange={(e) => onCronChange?.(e.target.value)}
+            />
+          </label>
+          <button
+            data-testid="switch-to-interval"
+            onClick={() => onScheduleTypeChange?.('interval')}
+          >
+            Use simple schedule
+          </button>
+        </>
+      ) : (
+        <>
+          {children}
+          {!disabled && (
+            <button
+              data-testid="switch-to-cron"
+              onClick={() => onScheduleTypeChange?.('cron')}
+            >
+              Use custom cron schedule
+            </button>
+          )}
+        </>
+      )}
+    </div>
+  ),
+}));
+
+// ── ConfirmationDialog ─────────────────────────────────────────────────────────
+vi.mock('../../ConfirmationDialog', () => ({
+  default: ({
+    opened,
+    onClose,
+    onConfirm,
+    title,
+    message,
+    confirmLabel,
+    cancelLabel,
+    loading,
+  }) =>
+    opened ? (
+      <div data-testid="confirmation-dialog">
+        <div data-testid="dialog-title">{title}</div>
+        <div data-testid="dialog-message">{message}</div>
+        <button
+          data-testid="dialog-confirm"
+          onClick={onConfirm}
+          disabled={loading}
+        >
+          {confirmLabel}
+        </button>
+        <button
+          data-testid="dialog-cancel"
+          onClick={onClose}
+          disabled={loading}
+        >
+          {cancelLabel}
+        </button>
+      </div>
+    ) : null,
+}));
+
+// ── lucide-react ───────────────────────────────────────────────────────────────
+vi.mock('lucide-react', () => ({
+  Download: () => <svg data-testid="icon-download" />,
+  RefreshCcw: () => <svg data-testid="icon-refresh" />,
+  RotateCcw: () => <svg data-testid="icon-restore" />,
+  SquareMinus: () => <svg data-testid="icon-delete" />,
+  SquarePlus: () => <svg data-testid="icon-create" />,
+  UploadCloud: () => <svg data-testid="icon-upload" />,
+}));
+
+// ── @mantine/core ──────────────────────────────────────────────────────────────
+vi.mock('@mantine/core', () => ({
+  ActionIcon: ({ children, onClick, color, loading, disabled }) => (
+    <button
+      data-testid="action-icon"
+      data-color={color}
+      onClick={onClick}
+      disabled={!!(disabled || loading)}
+    >
+      {children}
+    </button>
+  ),
+  Box: ({ children, style }) => <div style={style}>{children}</div>,
+  Button: ({ children, onClick, disabled, loading, color, variant }) => (
+    <button
+      onClick={onClick}
+      disabled={!!(disabled || loading)}
+      data-color={color}
+      data-variant={variant}
+    >
+      {children}
+    </button>
+  ),
+  FileInput: ({ onChange, label, accept }) => (
+    <label>
+      {label}
+      <input
+        type="file"
+        data-testid="file-input"
+        accept={accept}
+        onChange={(e) => onChange?.(e.target.files?.[0] ?? null)}
+      />
+    </label>
+  ),
+  Flex: ({ children }) => <div>{children}</div>,
+  Group: ({ children }) => <div>{children}</div>,
+  Loader: ({ size }) => <div data-testid="loader" data-size={size} />,
+  Modal: ({ children, opened, onClose, title }) =>
+    opened ? (
+      <div data-testid="modal">
+        <div data-testid="modal-title">{title}</div>
+        <button data-testid="modal-close" onClick={onClose}>
+          ×
+        </button>
+        {children}
+      </div>
+    ) : null,
+  NumberInput: ({ value, onChange, label, description, min, disabled }) => (
+    <label>
+      {label}
+      <input
+        type="number"
+        data-testid="number-input"
+        value={value ?? ''}
+        min={min}
+        disabled={disabled}
+        onChange={(e) => onChange?.(Number(e.target.value))}
+      />
+      {description && <span>{description}</span>}
+    </label>
+  ),
+  Paper: ({ children }) => <div>{children}</div>,
+  Select: ({ value, onChange, label, data, disabled }) => (
+    <label>
+      {label}
+      <select
+        value={value ?? ''}
+        disabled={disabled}
+        onChange={(e) => onChange?.(e.target.value)}
+      >
+        {(data ?? []).map((item) =>
+          typeof item === 'string' ? (
+            <option key={item} value={item}>
+              {item}
+            </option>
+          ) : (
+            <option
+              key={item.value}
+              value={item.value}
+              disabled={item.disabled}
+            >
+              {item.label}
+            </option>
+          )
+        )}
+      </select>
+    </label>
+  ),
+  Stack: ({ children }) => <div>{children}</div>,
+  Switch: ({ checked, onChange, label, disabled }) => (
+    <label>
+      <input
+        type="checkbox"
+        data-testid="schedule-switch"
+        checked={checked}
+        disabled={disabled}
+        onChange={(e) =>
+          onChange?.({ currentTarget: { checked: e.target.checked } })
+        }
+      />
+      {label}
+    </label>
+  ),
+  Text: ({ children, size, c, style }) => (
+    <span data-size={size} data-color={c} style={style}>
+      {children}
+    </span>
+  ),
+  Tooltip: ({ children, label }) => <div data-tooltip={label}>{children}</div>,
+}));
+
+// ── imports after mocks ────────────────────────────────────────────────────────
+import {
+  listBackups,
+  getBackupSchedule,
+  updateBackupSchedule,
+  createBackup,
+  uploadBackup,
+  downloadBackup,
+  restoreBackup,
+  deleteBackup,
+  to12Hour,
+  to24Hour,
+} from '../../../utils/components/backups/BackupManagerUtils.js';
+import { showNotification } from '../../../utils/notificationUtils.js';
+import { useDateTimeFormat } from '../../../utils/dateTimeUtils.js';
+
+// ── fixtures ───────────────────────────────────────────────────────────────────
+const defaultSchedule = {
+  enabled: true,
+  frequency: 'daily',
+  time: '03:00',
+  day_of_week: 0,
+  retention_count: 5,
+  cron_expression: '',
+};
+
+const defaultBackups = [
+  {
+    name: 'backup-2024-01-01.zip',
+    size: 1024000,
+    created: '2024-01-01T10:00:00Z',
+  },
+  {
+    name: 'backup-2024-01-02.zip',
+    size: 2048000,
+    created: '2024-01-02T10:00:00Z',
+  },
+];
+
+const setupMocks = ({ schedule = defaultSchedule, backups = [] } = {}) => {
+  vi.mocked(listBackups).mockResolvedValue(backups);
+  vi.mocked(getBackupSchedule).mockResolvedValue(schedule);
+  vi.mocked(updateBackupSchedule).mockResolvedValue({ ...schedule });
+  vi.mocked(createBackup).mockResolvedValue({});
+  vi.mocked(uploadBackup).mockResolvedValue({});
+  vi.mocked(downloadBackup).mockResolvedValue({});
+  vi.mocked(restoreBackup).mockResolvedValue({});
+  vi.mocked(deleteBackup).mockResolvedValue({});
+  vi.mocked(to12Hour).mockReturnValue({ time: '3:00', period: 'AM' });
+  vi.mocked(to24Hour).mockReturnValue('03:00');
+};
+
+/**
+ * Render BackupManager and wait for both initial API calls to settle.
+ * `to12Hour` is called inside `loadSchedule` after `getBackupSchedule` resolves,
+ * so its first invocation is a reliable "initial load complete" indicator.
+ */
+const renderAndLoad = async (opts = {}) => {
+  setupMocks(opts);
+  render(<BackupManager />);
+  await waitFor(() => expect(vi.mocked(to12Hour)).toHaveBeenCalled());
+};
+
+// ─────────────────────────────────────────────────────────────────────────────
+
+describe('BackupManager', () => {
+  beforeEach(() => {
+    vi.clearAllMocks();
+    Object.defineProperty(window, 'location', {
+      configurable: true,
+      writable: true,
+      value: { reload: vi.fn() },
+    });
+  });
+
+  // ── Initial render and data loading ────────────────────────────────────────
+
+  describe('initial data loading', () => {
+    it('renders "Scheduled Backups" heading', async () => {
+      await renderAndLoad();
+      expect(screen.getByText('Scheduled Backups')).toBeInTheDocument();
+    });
+
+    it('calls listBackups on mount', async () => {
+      await renderAndLoad();
+      expect(vi.mocked(listBackups)).toHaveBeenCalledTimes(1);
+    });
+
+    it('calls getBackupSchedule on mount', async () => {
+      await renderAndLoad();
+      expect(vi.mocked(getBackupSchedule)).toHaveBeenCalledTimes(1);
+    });
+
+    it('calls to12Hour with the loaded schedule time', async () => {
+      await renderAndLoad();
+      expect(vi.mocked(to12Hour)).toHaveBeenCalledWith(defaultSchedule.time);
+    });
+
+    it('sets scheduleType to "cron" when loaded schedule has a cron_expression', async () => {
+      await renderAndLoad({
+        schedule: { ...defaultSchedule, cron_expression: '0 3 * * *' },
+      });
+      expect(screen.getByTestId('cron-input')).toBeInTheDocument();
+    });
+
+    it('sets scheduleType to "interval" when loaded schedule has no cron_expression', async () => {
+      await renderAndLoad();
+      expect(screen.getByTestId('switch-to-cron')).toBeInTheDocument();
+    });
+
+    it('handles getBackupSchedule failure silently without showing a notification', async () => {
+      vi.mocked(getBackupSchedule).mockRejectedValue(
+        new Error('Network error')
+      );
+      vi.mocked(listBackups).mockResolvedValue([]);
+      vi.mocked(to12Hour).mockReturnValue({ time: '3:00', period: 'AM' });
+      render(<BackupManager />);
+      await waitFor(() => expect(vi.mocked(listBackups)).toHaveBeenCalled());
+      expect(vi.mocked(showNotification)).not.toHaveBeenCalled();
+    });
+
+    it('shows an error notification when listBackups fails', async () => {
+      vi.mocked(listBackups).mockRejectedValue(new Error('Failed'));
+      vi.mocked(getBackupSchedule).mockResolvedValue(defaultSchedule);
+      vi.mocked(to12Hour).mockReturnValue({ time: '3:00', period: 'AM' });
+      render(<BackupManager />);
+      await waitFor(() =>
+        expect(vi.mocked(showNotification)).toHaveBeenCalledWith(
+          expect.objectContaining({ title: 'Error', color: 'red' })
+        )
+      );
+    });
+  });
+
+  // ── Backup list display ─────────────────────────────────────────────────────
+
+  describe('backup list display', () => {
+    it('shows "No backups found" when list is empty', async () => {
+      await renderAndLoad({ backups: [] });
+      expect(screen.getByText(/No backups found/)).toBeInTheDocument();
+    });
+
+    it('renders CustomTable when backups are present', async () => {
+      await renderAndLoad({ backups: defaultBackups });
+      expect(screen.getByTestId('custom-table')).toBeInTheDocument();
+    });
+
+    it('renders one table row per backup', async () => {
+      await renderAndLoad({ backups: defaultBackups });
+      expect(screen.getAllByTestId('table-row')).toHaveLength(
+        defaultBackups.length
+      );
+    });
+
+    it('does not render CustomTable when list is empty', async () => {
+      await renderAndLoad({ backups: [] });
+      expect(screen.queryByTestId('custom-table')).not.toBeInTheDocument();
+    });
+  });
+
+  // ── Create backup ───────────────────────────────────────────────────────────
+
+  describe('create backup', () => {
+    it('calls createBackup when "Create Backup" button is clicked', async () => {
+      await renderAndLoad();
+      fireEvent.click(screen.getByText('Create Backup'));
+      await waitFor(() =>
+        expect(vi.mocked(createBackup)).toHaveBeenCalledTimes(1)
+      );
+    });
+
+    it('shows success notification after creating backup', async () => {
+      await renderAndLoad();
+      fireEvent.click(screen.getByText('Create Backup'));
+      await waitFor(() =>
+        expect(vi.mocked(showNotification)).toHaveBeenCalledWith(
+          expect.objectContaining({ title: 'Success', color: 'green' })
+        )
+      );
+    });
+
+    it('refreshes backup list after creating backup', async () => {
+      await renderAndLoad();
+      vi.mocked(listBackups).mockClear();
+      fireEvent.click(screen.getByText('Create Backup'));
+      await waitFor(() =>
+        expect(vi.mocked(listBackups)).toHaveBeenCalledTimes(1)
+      );
+    });
+
+    it('shows error notification when createBackup fails', async () => {
+      await renderAndLoad();
+      vi.mocked(createBackup).mockRejectedValue(new Error('Server error'));
+      fireEvent.click(screen.getByText('Create Backup'));
+      await waitFor(() =>
+        expect(vi.mocked(showNotification)).toHaveBeenCalledWith(
+          expect.objectContaining({ title: 'Error', color: 'red' })
+        )
+      );
+    });
+  });
+
+  // ── Refresh ─────────────────────────────────────────────────────────────────
+
+  describe('refresh', () => {
+    it('calls listBackups again when Refresh is clicked', async () => {
+      await renderAndLoad();
+      vi.mocked(listBackups).mockClear();
+      fireEvent.click(screen.getByText('Refresh'));
+      await waitFor(() =>
+        expect(vi.mocked(listBackups)).toHaveBeenCalledTimes(1)
+      );
+    });
+  });
+
+  // ── Download backup ─────────────────────────────────────────────────────────
+
+  describe('download backup', () => {
+    it('calls downloadBackup with the correct filename', async () => {
+      await renderAndLoad({ backups: defaultBackups });
+      const downloadBtn = screen
+        .getAllByTestId('icon-download')[0]
+        .closest('button');
+      fireEvent.click(downloadBtn);
+      await waitFor(() =>
+        expect(vi.mocked(downloadBackup)).toHaveBeenCalledWith(
+          defaultBackups[0].name
+        )
+      );
+    });
+
+    it('shows "Download Started" notification', async () => {
+      await renderAndLoad({ backups: defaultBackups });
+      const downloadBtn = screen
+        .getAllByTestId('icon-download')[0]
+        .closest('button');
+      fireEvent.click(downloadBtn);
+      await waitFor(() =>
+        expect(vi.mocked(showNotification)).toHaveBeenCalledWith(
+          expect.objectContaining({ title: 'Download Started', color: 'blue' })
+        )
+      );
+    });
+
+    it('shows error notification when downloadBackup fails', async () => {
+      await renderAndLoad({ backups: defaultBackups });
+      vi.mocked(downloadBackup).mockRejectedValue(new Error('Network error'));
+      const downloadBtn = screen
+        .getAllByTestId('icon-download')[0]
+        .closest('button');
+      fireEvent.click(downloadBtn);
+      await waitFor(() =>
+        expect(vi.mocked(showNotification)).toHaveBeenCalledWith(
+          expect.objectContaining({ title: 'Error', color: 'red' })
+        )
+      );
+    });
+  });
+
+  // ── Delete backup ───────────────────────────────────────────────────────────
+
+  describe('delete backup', () => {
+    const openDeleteDialog = async () => {
+      await renderAndLoad({ backups: defaultBackups });
+      const deleteBtn = screen
+        .getAllByTestId('icon-delete')[0]
+        .closest('button');
+      fireEvent.click(deleteBtn);
+    };
+
+    it('opens delete ConfirmationDialog when delete action is clicked', async () => {
+      await openDeleteDialog();
+      expect(screen.getByTestId('dialog-title')).toHaveTextContent(
+        'Delete Backup'
+      );
+    });
+
+    it('shows the backup filename in the delete dialog message', async () => {
+      await openDeleteDialog();
+      expect(screen.getByTestId('dialog-message')).toHaveTextContent(
+        defaultBackups[0].name
+      );
+    });
+
+    it('calls deleteBackup with the filename when confirmed', async () => {
+      await openDeleteDialog();
+      fireEvent.click(screen.getByTestId('dialog-confirm'));
+      await waitFor(() =>
+        expect(vi.mocked(deleteBackup)).toHaveBeenCalledWith(
+          defaultBackups[0].name
+        )
+      );
+    });
+
+    it('refreshes backup list after deletion', async () => {
+      await openDeleteDialog();
+      vi.mocked(listBackups).mockClear();
+      fireEvent.click(screen.getByTestId('dialog-confirm'));
+      await waitFor(() =>
+        expect(vi.mocked(listBackups)).toHaveBeenCalledTimes(1)
+      );
+    });
+
+    it('closes dialog after confirming deletion', async () => {
+      await openDeleteDialog();
+      fireEvent.click(screen.getByTestId('dialog-confirm'));
+      await waitFor(() =>
+        expect(
+          screen.queryByTestId('confirmation-dialog')
+        ).not.toBeInTheDocument()
+      );
+    });
+
+    it('closes dialog when Cancel is clicked', async () => {
+      await openDeleteDialog();
+      fireEvent.click(screen.getByTestId('dialog-cancel'));
+      expect(
+        screen.queryByTestId('confirmation-dialog')
+      ).not.toBeInTheDocument();
+    });
+
+    it('shows error notification when deleteBackup fails', async () => {
+      await openDeleteDialog();
+      vi.mocked(deleteBackup).mockRejectedValue(new Error('Server error'));
+      fireEvent.click(screen.getByTestId('dialog-confirm'));
+      await waitFor(() =>
+        expect(vi.mocked(showNotification)).toHaveBeenCalledWith(
+          expect.objectContaining({ title: 'Error', color: 'red' })
+        )
+      );
+    });
+  });
+
+  // ── Restore backup ──────────────────────────────────────────────────────────
+
+  describe('restore backup', () => {
+    const openRestoreDialog = async () => {
+      await renderAndLoad({ backups: defaultBackups });
+      const restoreBtn = screen
+        .getAllByTestId('icon-restore')[0]
+        .closest('button');
+      fireEvent.click(restoreBtn);
+    };
+
+    it('opens restore ConfirmationDialog when restore action is clicked', async () => {
+      await openRestoreDialog();
+      expect(screen.getByTestId('dialog-title')).toHaveTextContent(
+        'Restore Backup'
+      );
+    });
+
+    it('shows the backup filename in the restore dialog message', async () => {
+      await openRestoreDialog();
+      expect(screen.getByTestId('dialog-message')).toHaveTextContent(
+        defaultBackups[0].name
+      );
+    });
+
+    it('calls restoreBackup with the filename when confirmed', async () => {
+      await openRestoreDialog();
+      fireEvent.click(screen.getByTestId('dialog-confirm'));
+      await waitFor(() =>
+        expect(vi.mocked(restoreBackup)).toHaveBeenCalledWith(
+          defaultBackups[0].name
+        )
+      );
+    });
+
+    it('shows "Restore Complete" notification after successful restore', async () => {
+      await openRestoreDialog();
+      fireEvent.click(screen.getByTestId('dialog-confirm'));
+      await waitFor(() =>
+        expect(vi.mocked(showNotification)).toHaveBeenCalledWith(
+          expect.objectContaining({ title: 'Restore Complete', color: 'green' })
+        )
+      );
+    });
+
+    it('schedules window.location.reload 4 seconds after restore', async () => {
+      const setTimeoutSpy = vi.spyOn(globalThis, 'setTimeout');
+      await openRestoreDialog();
+      fireEvent.click(screen.getByTestId('dialog-confirm'));
+      await waitFor(() => expect(vi.mocked(restoreBackup)).toHaveBeenCalled());
+      expect(setTimeoutSpy).toHaveBeenCalledWith(expect.any(Function), 4000);
+      setTimeoutSpy.mockRestore();
+    });
+
+    it('closes dialog when Cancel is clicked', async () => {
+      await openRestoreDialog();
+      fireEvent.click(screen.getByTestId('dialog-cancel'));
+      expect(
+        screen.queryByTestId('confirmation-dialog')
+      ).not.toBeInTheDocument();
+    });
+
+    it('shows error notification when restoreBackup fails', async () => {
+      await openRestoreDialog();
+      vi.mocked(restoreBackup).mockRejectedValue(new Error('Restore failed'));
+      fireEvent.click(screen.getByTestId('dialog-confirm'));
+      await waitFor(() =>
+        expect(vi.mocked(showNotification)).toHaveBeenCalledWith(
+          expect.objectContaining({ title: 'Error', color: 'red' })
+        )
+      );
+    });
+  });
+
+  // ── Upload backup ───────────────────────────────────────────────────────────
+
+  describe('upload backup', () => {
+    it('opens upload modal when Upload button is clicked', async () => {
+      await renderAndLoad();
+      fireEvent.click(screen.getByText('Upload'));
+      expect(screen.getByTestId('modal-title')).toHaveTextContent(
+        'Upload Backup'
+      );
+    });
+
+    it('closes upload modal when × is clicked', async () => {
+      await renderAndLoad();
+      fireEvent.click(screen.getByText('Upload'));
+      fireEvent.click(screen.getByTestId('modal-close'));
+      expect(screen.queryByTestId('modal')).not.toBeInTheDocument();
+    });
+
+    it('closes upload modal when Cancel is clicked', async () => {
+      await renderAndLoad();
+      fireEvent.click(screen.getByText('Upload'));
+      fireEvent.click(screen.getByText('Cancel'));
+      expect(screen.queryByTestId('modal')).not.toBeInTheDocument();
+    });
+
+    it('submit Upload button is disabled when no file is selected', async () => {
+      await renderAndLoad();
+      fireEvent.click(screen.getByText('Upload'));
+      // First "Upload" opens the modal; second is the submit button inside the modal
+      const submitBtn = screen.getAllByText('Upload')[1];
+      expect(submitBtn).toBeDisabled();
+    });
+
+    it('calls uploadBackup with the selected file when submitted', async () => {
+      await renderAndLoad();
+      fireEvent.click(screen.getByText('Upload'));
+
+      const file = new File(['backup data'], 'backup.zip', {
+        type: 'application/zip',
+      });
+      const fileInput = screen.getByTestId('file-input');
+      Object.defineProperty(fileInput, 'files', {
+        value: [file],
+        configurable: true,
+      });
+      fireEvent.change(fileInput);
+
+      fireEvent.click(screen.getAllByText('Upload')[1]);
+      await waitFor(() =>
+        expect(vi.mocked(uploadBackup)).toHaveBeenCalledWith(file)
+      );
+    });
+
+    it('closes modal and refreshes list after successful upload', async () => {
+      await renderAndLoad();
+      fireEvent.click(screen.getByText('Upload'));
+
+      const file = new File(['data'], 'backup.zip', {
+        type: 'application/zip',
+      });
+      const fileInput = screen.getByTestId('file-input');
+      Object.defineProperty(fileInput, 'files', {
+        value: [file],
+        configurable: true,
+      });
+      fireEvent.change(fileInput);
+
+      vi.mocked(listBackups).mockClear();
+      fireEvent.click(screen.getAllByText('Upload')[1]);
+
+      await waitFor(() => {
+        expect(screen.queryByTestId('modal')).not.toBeInTheDocument();
+        expect(vi.mocked(listBackups)).toHaveBeenCalledTimes(1);
+      });
+    });
+
+    it('shows success notification after upload', async () => {
+      await renderAndLoad();
+      fireEvent.click(screen.getByText('Upload'));
+
+      const file = new File(['data'], 'backup.zip', {
+        type: 'application/zip',
+      });
+      const fileInput = screen.getByTestId('file-input');
+      Object.defineProperty(fileInput, 'files', {
+        value: [file],
+        configurable: true,
+      });
+      fireEvent.change(fileInput);
+      fireEvent.click(screen.getAllByText('Upload')[1]);
+
+      await waitFor(() =>
+        expect(vi.mocked(showNotification)).toHaveBeenCalledWith(
+          expect.objectContaining({ title: 'Success', color: 'green' })
+        )
+      );
+    });
+
+    it('shows error notification when uploadBackup fails', async () => {
+      await renderAndLoad();
+      vi.mocked(uploadBackup).mockRejectedValue(new Error('Upload failed'));
+      fireEvent.click(screen.getByText('Upload'));
+
+      const file = new File(['data'], 'backup.zip', {
+        type: 'application/zip',
+      });
+      const fileInput = screen.getByTestId('file-input');
+      Object.defineProperty(fileInput, 'files', {
+        value: [file],
+        configurable: true,
+      });
+      fireEvent.change(fileInput);
+      fireEvent.click(screen.getAllByText('Upload')[1]);
+
+      await waitFor(() =>
+        expect(vi.mocked(showNotification)).toHaveBeenCalledWith(
+          expect.objectContaining({ title: 'Error', color: 'red' })
+        )
+      );
+    });
+  });
+
+  // ── Schedule saving ─────────────────────────────────────────────────────────
+
+  describe('schedule saving', () => {
+    it('Save button is disabled before any schedule field changes', async () => {
+      await renderAndLoad();
+      expect(screen.getByText('Save')).toBeDisabled();
+    });
+
+    it('Save button becomes enabled after a schedule field changes', async () => {
+      await renderAndLoad();
+      fireEvent.change(screen.getByLabelText('Frequency'), {
+        target: { value: 'weekly' },
+      });
+      expect(screen.getByText('Save')).not.toBeDisabled();
+    });
+
+    it('calls updateBackupSchedule when Save is clicked', async () => {
+      await renderAndLoad();
+      fireEvent.change(screen.getByLabelText('Frequency'), {
+        target: { value: 'weekly' },
+      });
+      fireEvent.click(screen.getByText('Save'));
+      await waitFor(() =>
+        expect(vi.mocked(updateBackupSchedule)).toHaveBeenCalledTimes(1)
+      );
+    });
+
+    it('sends schedule with an empty cron_expression in interval mode', async () => {
+      await renderAndLoad();
+      fireEvent.change(screen.getByLabelText('Frequency'), {
+        target: { value: 'weekly' },
+      });
+      fireEvent.click(screen.getByText('Save'));
+      await waitFor(() =>
+        expect(vi.mocked(updateBackupSchedule)).toHaveBeenCalledWith(
+          expect.objectContaining({ cron_expression: '' })
+        )
+      );
+    });
+
+    it('sends schedule with cron_expression intact in cron mode', async () => {
+      await renderAndLoad({
+        schedule: { ...defaultSchedule, cron_expression: '0 3 * * *' },
+      });
+      fireEvent.change(screen.getByTestId('cron-input'), {
+        target: { value: '0 4 * * *' },
+      });
+      fireEvent.click(screen.getByText('Save'));
+      await waitFor(() =>
+        expect(vi.mocked(updateBackupSchedule)).toHaveBeenCalledWith(
+          expect.objectContaining({ cron_expression: '0 4 * * *' })
+        )
+      );
+    });
+
+    it('shows success notification after saving schedule', async () => {
+      await renderAndLoad();
+      fireEvent.change(screen.getByLabelText('Frequency'), {
+        target: { value: 'weekly' },
+      });
+      fireEvent.click(screen.getByText('Save'));
+      await waitFor(() =>
+        expect(vi.mocked(showNotification)).toHaveBeenCalledWith(
+          expect.objectContaining({
+            title: 'Success',
+            message: 'Backup schedule saved',
+          })
+        )
+      );
+    });
+
+    it('shows error notification when saving schedule fails', async () => {
+      await renderAndLoad();
+      vi.mocked(updateBackupSchedule).mockRejectedValue(
+        new Error('Save failed')
+      );
+      fireEvent.change(screen.getByLabelText('Frequency'), {
+        target: { value: 'weekly' },
+      });
+      fireEvent.click(screen.getByText('Save'));
+      await waitFor(() =>
+        expect(vi.mocked(showNotification)).toHaveBeenCalledWith(
+          expect.objectContaining({ title: 'Error', color: 'red' })
+        )
+      );
+    });
+
+    it('Save button is disabled again after a successful save', async () => {
+      await renderAndLoad();
+      fireEvent.change(screen.getByLabelText('Frequency'), {
+        target: { value: 'weekly' },
+      });
+      fireEvent.click(screen.getByText('Save'));
+      await waitFor(() =>
+        expect(vi.mocked(updateBackupSchedule)).toHaveBeenCalled()
+      );
+      await waitFor(() => expect(screen.getByText('Save')).toBeDisabled());
+    });
+  });
+
+  // ── Schedule enabled switch ─────────────────────────────────────────────────
+
+  describe('schedule enabled switch', () => {
+    it('shows "Enabled" label when schedule.enabled is true', async () => {
+      await renderAndLoad({
+        schedule: { ...defaultSchedule, enabled: true },
+      });
+      expect(screen.getByText('Enabled')).toBeInTheDocument();
+    });
+
+    it('shows "Disabled" label when schedule.enabled is false', async () => {
+      await renderAndLoad({
+        schedule: { ...defaultSchedule, enabled: false },
+      });
+      expect(screen.getByText('Disabled')).toBeInTheDocument();
+    });
+
+    it('toggles label from "Enabled" to "Disabled" when switch is unchecked', async () => {
+      await renderAndLoad({
+        schedule: { ...defaultSchedule, enabled: true },
+      });
+      fireEvent.click(screen.getByTestId('schedule-switch'));
+      await waitFor(() =>
+        expect(screen.getByText('Disabled')).toBeInTheDocument()
+      );
+    });
+
+    it('toggles label from "Disabled" to "Enabled" when switch is checked', async () => {
+      await renderAndLoad({
+        schedule: { ...defaultSchedule, enabled: false },
+      });
+      fireEvent.click(screen.getByTestId('schedule-switch'));
+      await waitFor(() =>
+        expect(screen.getByText('Enabled')).toBeInTheDocument()
+      );
+    });
+  });
+
+  // ── 12-hour vs 24-hour time display ─────────────────────────────────────────
+
+  describe('time format display', () => {
+    it('shows Hour, Minute, and Period selects in 12h mode', async () => {
+      vi.mocked(useDateTimeFormat).mockReturnValue({
+        fullDateTimeFormat: 'MM/DD/YYYY, h:mm:ss A',
+        timeFormatSetting: '12h',
+      });
+      setupMocks();
+      render(<BackupManager />);
+      await waitFor(() => expect(vi.mocked(to12Hour)).toHaveBeenCalled());
+
+      expect(screen.getByLabelText('Hour')).toBeInTheDocument();
+      expect(screen.getByLabelText('Minute')).toBeInTheDocument();
+      expect(screen.getByLabelText('Period')).toBeInTheDocument();
+    });
+
+    it('does not show a Period select in 24h mode', async () => {
+      vi.mocked(useDateTimeFormat).mockReturnValue({
+        fullDateTimeFormat: 'MM/DD/YYYY, HH:mm:ss',
+        timeFormatSetting: '24h',
+      });
+      await renderAndLoad();
+      expect(screen.queryByLabelText('Period')).not.toBeInTheDocument();
+    });
+
+    it('Hour select in 24h mode contains 24 options (00–23)', async () => {
+      vi.mocked(useDateTimeFormat).mockReturnValue({
+        fullDateTimeFormat: 'MM/DD/YYYY, HH:mm:ss',
+        timeFormatSetting: '24h',
+      });
+      await renderAndLoad();
+      const hourSelect = screen.getByLabelText('Hour');
+      expect(hourSelect.querySelectorAll('option')).toHaveLength(24);
+    });
+
+    it('Hour select in 12h mode contains 12 options (1–12)', async () => {
+      vi.mocked(useDateTimeFormat).mockReturnValue({
+        fullDateTimeFormat: 'MM/DD/YYYY, h:mm:ss A',
+        timeFormatSetting: '12h',
+      });
+      setupMocks();
+      render(<BackupManager />);
+      await waitFor(() => expect(vi.mocked(to12Hour)).toHaveBeenCalled());
+
+      const hourSelect = screen.getByLabelText('Hour');
+      expect(hourSelect.querySelectorAll('option')).toHaveLength(12);
+    });
+
+    it('Minute select contains 60 options (00–59)', async () => {
+      await renderAndLoad();
+      const minuteSelect = screen.getByLabelText('Minute');
+      expect(minuteSelect.querySelectorAll('option')).toHaveLength(60);
+    });
+  });
+
+  // ── Weekly frequency / Day selector ─────────────────────────────────────────
+
+  describe('weekly frequency', () => {
+    it('shows Day select when frequency is "weekly"', async () => {
+      await renderAndLoad({
+        schedule: { ...defaultSchedule, frequency: 'weekly' },
+      });
+      expect(screen.getByLabelText('Day')).toBeInTheDocument();
+    });
+
+    it('does not show Day select when frequency is "daily"', async () => {
+      await renderAndLoad({
+        schedule: { ...defaultSchedule, frequency: 'daily' },
+      });
+      expect(screen.queryByLabelText('Day')).not.toBeInTheDocument();
+    });
+
+    it('shows Day select after switching from daily to weekly', async () => {
+      await renderAndLoad({
+        schedule: { ...defaultSchedule, frequency: 'daily' },
+      });
+      fireEvent.change(screen.getByLabelText('Frequency'), {
+        target: { value: 'weekly' },
+      });
+      expect(screen.getByLabelText('Day')).toBeInTheDocument();
+    });
+
+    it('hides Day select after switching from weekly to daily', async () => {
+      await renderAndLoad({
+        schedule: { ...defaultSchedule, frequency: 'weekly' },
+      });
+      fireEvent.change(screen.getByLabelText('Frequency'), {
+        target: { value: 'daily' },
+      });
+      expect(screen.queryByLabelText('Day')).not.toBeInTheDocument();
+    });
+
+    it('Day select contains all 7 days of the week', async () => {
+      await renderAndLoad({
+        schedule: { ...defaultSchedule, frequency: 'weekly' },
+      });
+      expect(
+        screen.getByLabelText('Day').querySelectorAll('option')
+      ).toHaveLength(7);
+    });
+  });
+
+  // ── Timezone info text ───────────────────────────────────────────────────────
+
+  describe('timezone info text', () => {
+    it('shows timezone info when schedule is enabled and in interval mode', async () => {
+      await renderAndLoad({
+        schedule: { ...defaultSchedule, enabled: true, cron_expression: '' },
+      });
+      expect(screen.getByText(/System Timezone/)).toBeInTheDocument();
+    });
+
+    it('does not show timezone info when schedule is disabled', async () => {
+      await renderAndLoad({
+        schedule: { ...defaultSchedule, enabled: false, cron_expression: '' },
+      });
+      expect(screen.queryByText(/System Timezone/)).not.toBeInTheDocument();
+    });
+
+    it('does not show timezone info in cron mode', async () => {
+      await renderAndLoad({
+        schedule: {
+          ...defaultSchedule,
+          enabled: true,
+          cron_expression: '0 3 * * *',
+        },
+      });
+      expect(screen.queryByText(/System Timezone/)).not.toBeInTheDocument();
+    });
+
+    it('includes the user timezone string in the info text', async () => {
+      await renderAndLoad({
+        schedule: { ...defaultSchedule, enabled: true, cron_expression: '' },
+      });
+      // useLocalStorage mock returns 'UTC'
+      expect(screen.getByText(/UTC/)).toBeInTheDocument();
+    });
+  });
+
+  // ── Schedule type switching ──────────────────────────────────────────────────
+
+  describe('schedule type switching', () => {
+    it('switches to cron mode when "Use custom cron schedule" is clicked', async () => {
+      await renderAndLoad();
+      fireEvent.click(screen.getByTestId('switch-to-cron'));
+      expect(screen.getByTestId('cron-input')).toBeInTheDocument();
+    });
+
+    it('switches back to interval mode when "Use simple schedule" is clicked', async () => {
+      await renderAndLoad({
+        schedule: { ...defaultSchedule, cron_expression: '0 3 * * *' },
+      });
+      fireEvent.click(screen.getByTestId('switch-to-interval'));
+      expect(screen.queryByTestId('cron-input')).not.toBeInTheDocument();
+      expect(screen.getByTestId('switch-to-cron')).toBeInTheDocument();
+    });
+
+    it('clears cron_expression when switching back to interval and saving', async () => {
+      await renderAndLoad({
+        schedule: { ...defaultSchedule, cron_expression: '0 3 * * *' },
+      });
+      fireEvent.click(screen.getByTestId('switch-to-interval'));
+      fireEvent.click(screen.getByText('Save'));
+      await waitFor(() =>
+        expect(vi.mocked(updateBackupSchedule)).toHaveBeenCalledWith(
+          expect.objectContaining({ cron_expression: '' })
+        )
+      );
+    });
+  });
+});
diff --git a/frontend/src/components/cards/__tests__/AvailablePluginCard.test.jsx b/frontend/src/components/cards/__tests__/AvailablePluginCard.test.jsx
new file mode 100644
index 00000000..027444ea
--- /dev/null
+++ b/frontend/src/components/cards/__tests__/AvailablePluginCard.test.jsx
@@ -0,0 +1,1324 @@
+import { render, screen, fireEvent, waitFor } from '@testing-library/react';
+import { describe, it, expect, vi, beforeEach } from 'vitest';
+import AvailablePluginCard from '../AvailablePluginCard';
+
+// ── Router ─────────────────────────────────────────────────────────────────────
+vi.mock('react-router-dom', () => ({
+  useNavigate: vi.fn(),
+  useLocation: vi.fn(),
+}));
+
+// ── Plugin store ───────────────────────────────────────────────────────────────
+vi.mock('../../../store/plugins', () => {
+  const mockUsePluginStore = vi.fn();
+  mockUsePluginStore.getState = vi.fn();
+  return { usePluginStore: mockUsePluginStore };
+});
+
+// ── PluginWarnings ─────────────────────────────────────────────────────────────
+vi.mock('../../PluginWarnings.jsx', () => ({
+  PluginDowngradeWarning: ({ children }) => (
+    <div data-testid="downgrade-warning">{children}</div>
+  ),
+  PluginInfoNote: ({ children }) => (
+    <div data-testid="info-note">{children}</div>
+  ),
+  PluginSecurityWarning: ({ children }) => (
+    <div data-testid="security-warning">{children}</div>
+  ),
+  PluginSupportDisclaimer: () => <div data-testid="support-disclaimer" />,
+}));
+
+// ── PluginDetailPanel ──────────────────────────────────────────────────────────
+vi.mock('../../PluginDetailPanel.jsx', () => ({
+  default: ({ onInstall, onUninstall }) => (
+    <div data-testid="plugin-detail-panel">
+      <button
+        data-testid="detail-install"
+        onClick={() =>
+          onInstall({
+            repo_id: 1,
+            slug: 'test-plugin',
+            version: '1.0.0',
+            download_url: 'https://example.com/plugin.zip',
+            sha256: 'abc123',
+          })
+        }
+      >
+        Detail Install
+      </button>
+      <button data-testid="detail-uninstall" onClick={onUninstall}>
+        Detail Uninstall
+      </button>
+    </div>
+  ),
+}));
+
+// ── pluginUtils ────────────────────────────────────────────────────────────────
+vi.mock('../../../utils/components/pluginUtils.js', () => ({
+  buildCompatibilityTooltip: vi.fn(),
+  compareVersions: vi.fn(),
+  getInstallInfo: vi.fn(),
+}));
+
+// ── PluginsUtils ───────────────────────────────────────────────────────────────
+vi.mock('../../../utils/pages/PluginsUtils.js', () => ({
+  deletePluginByKey: vi.fn(),
+  getPluginDetailManifest: vi.fn(),
+  setPluginEnabled: vi.fn(),
+}));
+
+// ── SizedInstallButton ─────────────────────────────────────────────────────────
+vi.mock('../../theme/SizedInstallButton.jsx', () => ({
+  default: ({ children, onClick, disabled, loading, latest_size }) => (
+    <button
+      data-testid="sized-install-button"
+      data-size={latest_size}
+      onClick={onClick}
+      disabled={disabled || loading}
+    >
+      {children}
+    </button>
+  ),
+}));
+
+// ── @mantine/core ──────────────────────────────────────────────────────────────
+vi.mock('@mantine/core', () => ({
+  Avatar: ({ children, src, alt }) => (
+    <div data-testid="avatar" aria-label={alt}>
+      {src ? <img src={src} alt={alt} /> : children}
+    </div>
+  ),
+  Badge: ({ children, color, component, href, leftSection }) =>
+    component === 'a' ? (
+      <a href={href} data-testid="badge" data-color={color}>
+        {leftSection}
+        {children}
+      </a>
+    ) : (
+      <span data-testid="badge" data-color={color}>
+        {leftSection}
+        {children}
+      </span>
+    ),
+  Box: ({ children, style }) => <div style={style}>{children}</div>,
+  Button: ({ children, onClick, disabled, loading, color, variant }) => (
+    <button
+      onClick={onClick}
+      disabled={disabled || loading}
+      data-color={color}
+      data-variant={variant}
+      data-loading={String(loading)}
+    >
+      {children}
+    </button>
+  ),
+  Card: ({ children, style }) => (
+    <div data-testid="plugin-card" style={style}>
+      {children}
+    </div>
+  ),
+  Group: ({ children, style }) => <div style={style}>{children}</div>,
+  Loader: () => <span data-testid="loader" />,
+  Modal: ({ children, opened, onClose, title }) =>
+    opened ? (
+      <div data-testid="modal">
+        <div data-testid="modal-title">{title}</div>
+        <button data-testid="modal-close" onClick={onClose}>
+          ×
+        </button>
+        {children}
+      </div>
+    ) : null,
+  Stack: ({ children }) => <div>{children}</div>,
+  Switch: ({ checked, onChange }) => (
+    <button
+      type="button"
+      data-testid="enable-switch"
+      data-checked={String(checked)}
+      onClick={() =>
+        onChange && onChange({ currentTarget: { checked: !checked } })
+      }
+    >
+      {checked ? 'On' : 'Off'}
+    </button>
+  ),
+  Text: ({ children, fw, style }) => (
+    <span data-fw={fw} style={style}>
+      {children}
+    </span>
+  ),
+  Tooltip: ({ children, label }) => <div data-tooltip={label}>{children}</div>,
+}));
+
+// ── lucide-react ───────────────────────────────────────────────────────────────
+vi.mock('lucide-react', () => ({
+  AlertTriangle: () => <svg data-testid="icon-alert-triangle" />,
+  Ban: () => <svg data-testid="icon-ban" />,
+  Check: () => <svg data-testid="icon-check" />,
+  Download: () => <svg data-testid="icon-download" />,
+  FlaskConical: () => <svg data-testid="icon-flask-conical" />,
+  Info: () => <svg data-testid="icon-info" />,
+  RefreshCw: () => <svg data-testid="icon-refresh-cw" />,
+  RotateCcw: () => <svg data-testid="icon-rotate-ccw" />,
+  ShieldAlert: () => <svg data-testid="icon-shield-alert" />,
+  ShieldCheck: () => <svg data-testid="icon-shield-check" />,
+  Trash2: () => <svg data-testid="icon-trash2" />,
+}));
+
+// ──────────────────────────────────────────────────────────────────────────────
+// Imports after mocks
+// ──────────────────────────────────────────────────────────────────────────────
+import { useNavigate, useLocation } from 'react-router-dom';
+import { usePluginStore } from '../../../store/plugins';
+import {
+  buildCompatibilityTooltip,
+  compareVersions,
+  getInstallInfo,
+} from '../../../utils/components/pluginUtils.js';
+import * as PluginsUtils from '../../../utils/pages/PluginsUtils.js';
+
+// ──────────────────────────────────────────────────────────────────────────────
+// Factories
+// ──────────────────────────────────────────────────────────────────────────────
+const makePlugin = (overrides = {}) => ({
+  slug: 'test-plugin',
+  name: 'Test Plugin',
+  author: 'Test Author',
+  description: 'A test plugin description',
+  latest_version: '1.0.0',
+  latest_url: 'https://example.com/plugin.zip',
+  latest_sha256: 'abc123',
+  latest_size: 1024,
+  install_status: 'not_installed',
+  installed: false,
+  installed_version: null,
+  repo_id: 1,
+  repo_name: 'Test Repo',
+  is_official_repo: false,
+  manifest_url: null,
+  deprecated: false,
+  license: 'MIT',
+  last_updated: '2024-01-01T00:00:00Z',
+  icon_url: null,
+  signature_verified: null,
+  key: null,
+  ...overrides,
+});
+
+const APP_VERSION = '1.0.0';
+
+// ──────────────────────────────────────────────────────────────────────────────
+// Mock helpers
+// ──────────────────────────────────────────────────────────────────────────────
+const setupMocks = ({ pathname = '/available-plugins' } = {}) => {
+  const mockNavigate = vi.fn();
+  vi.mocked(useNavigate).mockReturnValue(mockNavigate);
+  vi.mocked(useLocation).mockReturnValue({ pathname });
+
+  const mockInstallPlugin = vi.fn().mockResolvedValue({
+    success: true,
+    plugin: { key: 'test-plugin', enabled: true },
+  });
+  const mockInvalidatePlugins = vi.fn();
+  const mockFetchAvailablePlugins = vi.fn();
+
+  vi.mocked(usePluginStore).mockImplementation((sel) =>
+    sel({ installPlugin: mockInstallPlugin })
+  );
+  usePluginStore.getState.mockReturnValue({
+    invalidatePlugins: mockInvalidatePlugins,
+    fetchAvailablePlugins: mockFetchAvailablePlugins,
+  });
+
+  // Default: versions are compatible, no downgrade, no bad signature
+  vi.mocked(compareVersions).mockReturnValue(0);
+  vi.mocked(buildCompatibilityTooltip).mockReturnValue('1.0.0 or newer');
+  vi.mocked(getInstallInfo).mockReturnValue({
+    isDowngrade: false,
+    isUpdate: false,
+    isBadSig: false,
+  });
+
+  vi.mocked(PluginsUtils.getPluginDetailManifest).mockResolvedValue(null);
+  vi.mocked(PluginsUtils.deletePluginByKey).mockResolvedValue({
+    success: true,
+  });
+  vi.mocked(PluginsUtils.setPluginEnabled).mockResolvedValue(undefined);
+
+  return {
+    mockNavigate,
+    mockInstallPlugin,
+    mockInvalidatePlugins,
+    mockFetchAvailablePlugins,
+  };
+};
+
+/**
+ * Finds the confirm/action button inside the modal (not the card's SizedInstallButton).
+ * Both share the same text in many tests, so we check by data-testid absence.
+ */
+const getModalActionButton = (text) =>
+  screen
+    .getAllByText(text)
+    .find((el) => el.tagName === 'BUTTON' && !el.dataset.testid);
+
+// ──────────────────────────────────────────────────────────────────────────────
+
+describe('AvailablePluginCard', () => {
+  beforeEach(() => {
+    vi.clearAllMocks();
+  });
+
+  // ── Rendering ──────────────────────────────────────────────────────────────
+
+  describe('rendering', () => {
+    it('renders the plugin name', () => {
+      setupMocks();
+      render(
+        <AvailablePluginCard plugin={makePlugin()} appVersion={APP_VERSION} />
+      );
+      expect(screen.getByText('Test Plugin')).toBeInTheDocument();
+    });
+
+    it('renders the plugin description', () => {
+      setupMocks();
+      render(
+        <AvailablePluginCard plugin={makePlugin()} appVersion={APP_VERSION} />
+      );
+      expect(screen.getByText('A test plugin description')).toBeInTheDocument();
+    });
+
+    it('renders the plugin author', () => {
+      setupMocks();
+      render(
+        <AvailablePluginCard plugin={makePlugin()} appVersion={APP_VERSION} />
+      );
+      expect(screen.getByText('Test Author')).toBeInTheDocument();
+    });
+
+    it('renders the latest version badge', () => {
+      setupMocks();
+      render(
+        <AvailablePluginCard plugin={makePlugin()} appVersion={APP_VERSION} />
+      );
+      expect(screen.getByText(/1\.0\.0/)).toBeInTheDocument();
+    });
+
+    it('renders the license badge', () => {
+      setupMocks();
+      render(
+        <AvailablePluginCard plugin={makePlugin()} appVersion={APP_VERSION} />
+      );
+      expect(screen.getByText('MIT')).toBeInTheDocument();
+    });
+
+    it('renders a last_updated badge', () => {
+      setupMocks();
+      render(
+        <AvailablePluginCard plugin={makePlugin()} appVersion={APP_VERSION} />
+      );
+      // The date badge is rendered from last_updated via toLocaleDateString()
+      expect(
+        screen.getByText(new Date('2024-01-01T00:00:00Z').toLocaleDateString())
+      ).toBeInTheDocument();
+    });
+
+    it('renders the More Info button', () => {
+      setupMocks();
+      render(
+        <AvailablePluginCard plugin={makePlugin()} appVersion={APP_VERSION} />
+      );
+      expect(screen.getByText('More Info')).toBeInTheDocument();
+    });
+
+    it('renders Install button for not_installed plugin', () => {
+      setupMocks();
+      render(
+        <AvailablePluginCard plugin={makePlugin()} appVersion={APP_VERSION} />
+      );
+      expect(screen.getByTestId('sized-install-button')).toHaveTextContent(
+        'Install'
+      );
+    });
+
+    it('renders Update button for update_available plugin', () => {
+      setupMocks();
+      render(
+        <AvailablePluginCard
+          plugin={makePlugin({
+            install_status: 'update_available',
+            installed: true,
+            installed_version: '0.9.0',
+          })}
+          appVersion={APP_VERSION}
+        />
+      );
+      expect(screen.getByTestId('sized-install-button')).toHaveTextContent(
+        'Update'
+      );
+    });
+
+    it('renders Uninstall button for installed plugin', () => {
+      setupMocks();
+      render(
+        <AvailablePluginCard
+          plugin={makePlugin({
+            install_status: 'installed',
+            installed: true,
+            installed_version: '1.0.0',
+            key: 'test-plugin',
+          })}
+          appVersion={APP_VERSION}
+        />
+      );
+      expect(screen.getByText('Uninstall')).toBeInTheDocument();
+    });
+
+    it('renders Overwrite button for unmanaged plugin', () => {
+      setupMocks();
+      render(
+        <AvailablePluginCard
+          plugin={makePlugin({ install_status: 'unmanaged', installed: true })}
+          appVersion={APP_VERSION}
+        />
+      );
+      expect(screen.getByTestId('sized-install-button')).toHaveTextContent(
+        'Overwrite'
+      );
+    });
+
+    it('renders Overwrite button for different_repo plugin', () => {
+      setupMocks();
+      render(
+        <AvailablePluginCard
+          plugin={makePlugin({
+            install_status: 'different_repo',
+            installed: true,
+            installed_source_repo_name: 'Other Repo',
+          })}
+          appVersion={APP_VERSION}
+        />
+      );
+      expect(screen.getByTestId('sized-install-button')).toHaveTextContent(
+        'Overwrite'
+      );
+    });
+
+    it('does not render a sized install button when latest_url is null', () => {
+      setupMocks();
+      render(
+        <AvailablePluginCard
+          plugin={makePlugin({ latest_url: null })}
+          appVersion={APP_VERSION}
+        />
+      );
+      expect(
+        screen.queryByTestId('sized-install-button')
+      ).not.toBeInTheDocument();
+    });
+
+    it('renders min version badge when min_dispatcharr_version is set', () => {
+      setupMocks();
+      render(
+        <AvailablePluginCard
+          plugin={makePlugin({ min_dispatcharr_version: '0.9.0' })}
+          appVersion={APP_VERSION}
+        />
+      );
+      expect(screen.getByText('0.9.0')).toBeInTheDocument();
+    });
+
+    it('renders max version badge when max_dispatcharr_version is set', () => {
+      setupMocks();
+      render(
+        <AvailablePluginCard
+          plugin={makePlugin({ max_dispatcharr_version: '2.0.0' })}
+          appVersion={APP_VERSION}
+        />
+      );
+      expect(screen.getByText('2.0.0')).toBeInTheDocument();
+    });
+
+    it('renders Downgrade button for update_available when isLatestDowngrade', () => {
+      setupMocks();
+      // compareVersions(latest, installed) < 0 → isLatestDowngrade
+      vi.mocked(compareVersions).mockReturnValue(-1);
+      render(
+        <AvailablePluginCard
+          plugin={makePlugin({
+            install_status: 'update_available',
+            installed: true,
+            installed_version: '1.1.0',
+          })}
+          appVersion={APP_VERSION}
+        />
+      );
+      expect(screen.getByTestId('sized-install-button')).toHaveTextContent(
+        'Downgrade'
+      );
+    });
+  });
+
+  // ── RepoBadge ──────────────────────────────────────────────────────────────
+
+  describe('RepoBadge', () => {
+    it('shows "Official Repo" badge when is_official_repo is true', () => {
+      setupMocks();
+      render(
+        <AvailablePluginCard
+          plugin={makePlugin({ is_official_repo: true })}
+          appVersion={APP_VERSION}
+        />
+      );
+      expect(screen.getByText('Official Repo')).toBeInTheDocument();
+    });
+
+    it('shows community repo name badge when is_official_repo is false', () => {
+      setupMocks();
+      render(
+        <AvailablePluginCard plugin={makePlugin()} appVersion={APP_VERSION} />
+      );
+      expect(screen.getByText('Test Repo')).toBeInTheDocument();
+    });
+
+    it('shows ShieldCheck icon when signature_verified is true', () => {
+      setupMocks();
+      render(
+        <AvailablePluginCard
+          plugin={makePlugin({ signature_verified: true })}
+          appVersion={APP_VERSION}
+        />
+      );
+      expect(screen.getByTestId('icon-shield-check')).toBeInTheDocument();
+    });
+
+    it('shows ShieldAlert icon when signature_verified is false', () => {
+      setupMocks();
+      render(
+        <AvailablePluginCard
+          plugin={makePlugin({ signature_verified: false })}
+          appVersion={APP_VERSION}
+        />
+      );
+      expect(screen.getByTestId('icon-shield-alert')).toBeInTheDocument();
+    });
+
+    it('shows no shield icon when signature_verified is null', () => {
+      setupMocks();
+      render(
+        <AvailablePluginCard plugin={makePlugin()} appVersion={APP_VERSION} />
+      );
+      expect(screen.queryByTestId('icon-shield-check')).not.toBeInTheDocument();
+      expect(screen.queryByTestId('icon-shield-alert')).not.toBeInTheDocument();
+    });
+  });
+
+  // ── StatusBadge ────────────────────────────────────────────────────────────
+
+  describe('StatusBadge', () => {
+    it('shows Installed badge for installed plugin', () => {
+      setupMocks();
+      render(
+        <AvailablePluginCard
+          plugin={makePlugin({ install_status: 'installed' })}
+          appVersion={APP_VERSION}
+        />
+      );
+      expect(screen.getByText('Installed')).toBeInTheDocument();
+    });
+
+    it('shows prerelease Installed badge when installed_version_is_prerelease', () => {
+      setupMocks();
+      render(
+        <AvailablePluginCard
+          plugin={makePlugin({
+            install_status: 'installed',
+            installed_version_is_prerelease: true,
+          })}
+          appVersion={APP_VERSION}
+        />
+      );
+      expect(screen.getByText('Prerelease')).toBeInTheDocument();
+    });
+
+    it('shows Update Available badge for update_available plugin', () => {
+      setupMocks();
+      render(
+        <AvailablePluginCard
+          plugin={makePlugin({
+            install_status: 'update_available',
+            installed_version: '0.9.0',
+          })}
+          appVersion={APP_VERSION}
+        />
+      );
+      expect(screen.getByText('Update Available')).toBeInTheDocument();
+    });
+
+    it('shows Deprecated badge for not-installed deprecated plugin', () => {
+      setupMocks();
+      render(
+        <AvailablePluginCard
+          plugin={makePlugin({
+            deprecated: true,
+            install_status: 'not_installed',
+          })}
+          appVersion={APP_VERSION}
+        />
+      );
+      expect(screen.getByText('Deprecated')).toBeInTheDocument();
+    });
+
+    it('shows Installed badge for unmanaged plugin', () => {
+      setupMocks();
+      render(
+        <AvailablePluginCard
+          plugin={makePlugin({ install_status: 'unmanaged' })}
+          appVersion={APP_VERSION}
+        />
+      );
+      expect(screen.getByText('Installed')).toBeInTheDocument();
+    });
+  });
+
+  // ── Compatibility ──────────────────────────────────────────────────────────
+
+  describe('version compatibility', () => {
+    it('shows compatibility warning when min version is not met', () => {
+      // compareVersions returns negative → appVersion < min → meetsMinVersion = false
+      vi.mocked(compareVersions).mockReturnValue(-1);
+      render(
+        <AvailablePluginCard
+          plugin={makePlugin({ min_dispatcharr_version: '2.0.0' })}
+          appVersion="0.9.0"
+        />
+      );
+      expect(screen.getByTestId('icon-alert-triangle')).toBeInTheDocument();
+    });
+
+    it('disables install button when version is incompatible', () => {
+      vi.mocked(compareVersions).mockReturnValue(-1);
+      render(
+        <AvailablePluginCard
+          plugin={makePlugin({ min_dispatcharr_version: '2.0.0' })}
+          appVersion="0.9.0"
+        />
+      );
+      expect(screen.getByTestId('sized-install-button')).toBeDisabled();
+    });
+
+    it('does not show compatibility warning when version is met', () => {
+      setupMocks();
+      render(
+        <AvailablePluginCard
+          plugin={makePlugin({ min_dispatcharr_version: '0.5.0' })}
+          appVersion={APP_VERSION}
+        />
+      );
+      expect(
+        screen.queryByTestId('icon-alert-triangle')
+      ).not.toBeInTheDocument();
+    });
+  });
+
+  // ── More Info modal ────────────────────────────────────────────────────────
+
+  describe('More Info modal', () => {
+    it('opens detail modal when More Info is clicked', () => {
+      setupMocks();
+      render(
+        <AvailablePluginCard plugin={makePlugin()} appVersion={APP_VERSION} />
+      );
+      fireEvent.click(screen.getByText('More Info'));
+      expect(screen.getByTestId('plugin-detail-panel')).toBeInTheDocument();
+    });
+
+    it('does not call getPluginDetailManifest when manifest_url is null', () => {
+      setupMocks();
+      render(
+        <AvailablePluginCard plugin={makePlugin()} appVersion={APP_VERSION} />
+      );
+      fireEvent.click(screen.getByText('More Info'));
+      expect(PluginsUtils.getPluginDetailManifest).not.toHaveBeenCalled();
+    });
+
+    it('calls getPluginDetailManifest with correct args when manifest_url is set', async () => {
+      setupMocks();
+      const plugin = makePlugin({
+        manifest_url: 'https://example.com/manifest.json',
+      });
+      render(<AvailablePluginCard plugin={plugin} appVersion={APP_VERSION} />);
+      fireEvent.click(screen.getByText('More Info'));
+      await waitFor(() => {
+        expect(PluginsUtils.getPluginDetailManifest).toHaveBeenCalledWith(
+          1,
+          'https://example.com/manifest.json'
+        );
+      });
+    });
+
+    it('closes detail modal when modal close button is clicked', () => {
+      setupMocks();
+      render(
+        <AvailablePluginCard plugin={makePlugin()} appVersion={APP_VERSION} />
+      );
+      fireEvent.click(screen.getByText('More Info'));
+      expect(screen.getByTestId('modal')).toBeInTheDocument();
+      fireEvent.click(screen.getByTestId('modal-close'));
+      expect(screen.queryByTestId('modal')).not.toBeInTheDocument();
+    });
+
+    it('calls onDetailClose when detail modal is closed', () => {
+      setupMocks();
+      const onDetailClose = vi.fn();
+      render(
+        <AvailablePluginCard
+          plugin={makePlugin()}
+          appVersion={APP_VERSION}
+          onDetailClose={onDetailClose}
+        />
+      );
+      fireEvent.click(screen.getByText('More Info'));
+      fireEvent.click(screen.getByTestId('modal-close'));
+      expect(onDetailClose).toHaveBeenCalled();
+    });
+
+    it('triggers install flow from PluginDetailPanel', () => {
+      setupMocks();
+      render(
+        <AvailablePluginCard plugin={makePlugin()} appVersion={APP_VERSION} />
+      );
+      fireEvent.click(screen.getByText('More Info'));
+      fireEvent.click(screen.getByTestId('detail-install'));
+      expect(screen.getAllByTestId('modal-title').at(-1)).toHaveTextContent(
+        'Confirm Install'
+      );
+    });
+
+    it('triggers uninstall flow from PluginDetailPanel', () => {
+      setupMocks();
+      render(
+        <AvailablePluginCard
+          plugin={makePlugin({
+            install_status: 'installed',
+            key: 'test-plugin',
+          })}
+          appVersion={APP_VERSION}
+        />
+      );
+      fireEvent.click(screen.getByText('More Info'));
+      fireEvent.click(screen.getByTestId('detail-uninstall'));
+      expect(screen.getAllByTestId('modal-title').at(-1)).toHaveTextContent(
+        'Uninstall Plugin'
+      );
+    });
+  });
+
+  // ── autoOpenDetail ─────────────────────────────────────────────────────────
+
+  describe('autoOpenDetail', () => {
+    it('immediately opens detail modal when autoOpenDetail is true', () => {
+      setupMocks();
+      render(
+        <AvailablePluginCard
+          plugin={makePlugin()}
+          appVersion={APP_VERSION}
+          autoOpenDetail
+        />
+      );
+      expect(screen.getByTestId('plugin-detail-panel')).toBeInTheDocument();
+    });
+  });
+
+  // ── Install flow ───────────────────────────────────────────────────────────
+
+  describe('install flow', () => {
+    it('opens confirm modal when Install button is clicked', () => {
+      setupMocks();
+      render(
+        <AvailablePluginCard plugin={makePlugin()} appVersion={APP_VERSION} />
+      );
+      fireEvent.click(screen.getByTestId('sized-install-button'));
+      expect(screen.getByTestId('modal')).toBeInTheDocument();
+      expect(screen.getByTestId('modal-title')).toHaveTextContent(
+        'Confirm Install'
+      );
+    });
+
+    it('shows plugin name inside confirm modal', () => {
+      setupMocks();
+      render(
+        <AvailablePluginCard plugin={makePlugin()} appVersion={APP_VERSION} />
+      );
+      fireEvent.click(screen.getByTestId('sized-install-button'));
+      expect(screen.getAllByText(/Test Plugin/).length).toBeGreaterThan(0);
+    });
+
+    it('shows security warning in confirm modal', () => {
+      setupMocks();
+      render(
+        <AvailablePluginCard plugin={makePlugin()} appVersion={APP_VERSION} />
+      );
+      fireEvent.click(screen.getByTestId('sized-install-button'));
+      expect(screen.getByTestId('security-warning')).toBeInTheDocument();
+    });
+
+    it('Cancel closes confirm modal without calling installPlugin', () => {
+      const { mockInstallPlugin } = setupMocks();
+      render(
+        <AvailablePluginCard plugin={makePlugin()} appVersion={APP_VERSION} />
+      );
+      fireEvent.click(screen.getByTestId('sized-install-button'));
+      fireEvent.click(screen.getByText('Cancel'));
+      expect(screen.queryByTestId('modal')).not.toBeInTheDocument();
+      expect(mockInstallPlugin).not.toHaveBeenCalled();
+    });
+
+    it('calls installPlugin with correct params after confirmation', async () => {
+      const { mockInstallPlugin } = setupMocks();
+      render(
+        <AvailablePluginCard plugin={makePlugin()} appVersion={APP_VERSION} />
+      );
+      fireEvent.click(screen.getByTestId('sized-install-button'));
+      fireEvent.click(getModalActionButton('Install'));
+      await waitFor(() => {
+        expect(mockInstallPlugin).toHaveBeenCalledWith(
+          expect.objectContaining({
+            repo_id: 1,
+            slug: 'test-plugin',
+            version: '1.0.0',
+            download_url: 'https://example.com/plugin.zip',
+          })
+        );
+      });
+    });
+
+    it('calls onBeforeInstall with plugin slug before installing', async () => {
+      setupMocks();
+      const onBeforeInstall = vi.fn();
+      render(
+        <AvailablePluginCard
+          plugin={makePlugin()}
+          appVersion={APP_VERSION}
+          onBeforeInstall={onBeforeInstall}
+        />
+      );
+      fireEvent.click(screen.getByTestId('sized-install-button'));
+      fireEvent.click(getModalActionButton('Install'));
+      await waitFor(() => {
+        expect(onBeforeInstall).toHaveBeenCalledWith('test-plugin');
+      });
+    });
+
+    it('calls onInstalled with plugin slug after successful install', async () => {
+      setupMocks();
+      const onInstalled = vi.fn();
+      render(
+        <AvailablePluginCard
+          plugin={makePlugin()}
+          appVersion={APP_VERSION}
+          onInstalled={onInstalled}
+        />
+      );
+      fireEvent.click(screen.getByTestId('sized-install-button'));
+      fireEvent.click(getModalActionButton('Install'));
+      await waitFor(() => {
+        expect(onInstalled).toHaveBeenCalledWith('test-plugin');
+      });
+    });
+
+    it('shows restart prompt with "Plugin Installed" title after successful install', async () => {
+      setupMocks();
+      render(
+        <AvailablePluginCard plugin={makePlugin()} appVersion={APP_VERSION} />
+      );
+      fireEvent.click(screen.getByTestId('sized-install-button'));
+      fireEvent.click(getModalActionButton('Install'));
+      await waitFor(() => {
+        expect(screen.getByTestId('modal-title')).toHaveTextContent(
+          'Plugin Installed'
+        );
+      });
+    });
+
+    it('Done button in restart prompt closes it', async () => {
+      setupMocks();
+      render(
+        <AvailablePluginCard plugin={makePlugin()} appVersion={APP_VERSION} />
+      );
+      fireEvent.click(screen.getByTestId('sized-install-button'));
+      fireEvent.click(getModalActionButton('Install'));
+      await waitFor(() => {
+        expect(screen.getByText('Done')).toBeInTheDocument();
+      });
+      fireEvent.click(screen.getByText('Done'));
+      await waitFor(() => {
+        expect(screen.queryByTestId('modal')).not.toBeInTheDocument();
+      });
+    });
+
+    it('"Go to My Plugins" button navigates to /plugins', async () => {
+      const { mockNavigate } = setupMocks();
+      render(
+        <AvailablePluginCard plugin={makePlugin()} appVersion={APP_VERSION} />
+      );
+      fireEvent.click(screen.getByTestId('sized-install-button'));
+      fireEvent.click(getModalActionButton('Install'));
+      await waitFor(() => {
+        expect(screen.getByText('Go to My Plugins')).toBeInTheDocument();
+      });
+      fireEvent.click(screen.getByText('Go to My Plugins'));
+      expect(mockNavigate).toHaveBeenCalledWith('/plugins');
+    });
+
+    it('does not show "Go to My Plugins" when already on /plugins path', async () => {
+      setupMocks({ pathname: '/plugins' });
+      render(
+        <AvailablePluginCard plugin={makePlugin()} appVersion={APP_VERSION} />
+      );
+      fireEvent.click(screen.getByTestId('sized-install-button'));
+      fireEvent.click(getModalActionButton('Install'));
+      await waitFor(() => {
+        expect(screen.getByText('Done')).toBeInTheDocument();
+      });
+      expect(screen.queryByText('Go to My Plugins')).not.toBeInTheDocument();
+    });
+
+    it('does not open restart prompt when installPlugin returns no success', async () => {
+      const { mockInstallPlugin } = setupMocks();
+      mockInstallPlugin.mockResolvedValue({ success: false });
+      render(
+        <AvailablePluginCard plugin={makePlugin()} appVersion={APP_VERSION} />
+      );
+      fireEvent.click(screen.getByTestId('sized-install-button'));
+      fireEvent.click(getModalActionButton('Install'));
+      await waitFor(() => {
+        expect(mockInstallPlugin).toHaveBeenCalled();
+      });
+      expect(screen.queryByText('Plugin Installed')).not.toBeInTheDocument();
+    });
+  });
+
+  // ── Enable now ─────────────────────────────────────────────────────────────
+
+  describe('enable now (plugin installed as disabled)', () => {
+    const installDisabledPlugin = async (mockInstallPlugin) => {
+      mockInstallPlugin.mockResolvedValue({
+        success: true,
+        plugin: { key: 'test-plugin', enabled: false },
+      });
+      render(
+        <AvailablePluginCard plugin={makePlugin()} appVersion={APP_VERSION} />
+      );
+      fireEvent.click(screen.getByTestId('sized-install-button'));
+      fireEvent.click(getModalActionButton('Install'));
+      await waitFor(() => {
+        expect(screen.getByTestId('enable-switch')).toBeInTheDocument();
+      });
+    };
+
+    it('shows enable switch in restart prompt when plugin is installed disabled', async () => {
+      const { mockInstallPlugin } = setupMocks();
+      await installDisabledPlugin(mockInstallPlugin);
+      expect(screen.getByTestId('enable-switch')).toBeInTheDocument();
+    });
+
+    it('calls setPluginEnabled when Done is clicked with enable switch toggled on', async () => {
+      const { mockInstallPlugin } = setupMocks();
+      await installDisabledPlugin(mockInstallPlugin);
+      fireEvent.click(screen.getByTestId('enable-switch'));
+      fireEvent.click(screen.getByText('Done'));
+      await waitFor(() => {
+        expect(PluginsUtils.setPluginEnabled).toHaveBeenCalledWith(
+          'test-plugin',
+          true
+        );
+      });
+    });
+
+    it('does not call setPluginEnabled when enable switch is left off', async () => {
+      const { mockInstallPlugin } = setupMocks();
+      await installDisabledPlugin(mockInstallPlugin);
+      // Do NOT toggle the switch
+      fireEvent.click(screen.getByText('Done'));
+      await waitFor(() => {
+        expect(screen.queryByTestId('modal')).not.toBeInTheDocument();
+      });
+      expect(PluginsUtils.setPluginEnabled).not.toHaveBeenCalled();
+    });
+  });
+
+  // ── Deprecated plugin ──────────────────────────────────────────────────────
+
+  describe('deprecated plugin', () => {
+    it('shows deprecation warning modal when Install is clicked', () => {
+      setupMocks();
+      render(
+        <AvailablePluginCard
+          plugin={makePlugin({ deprecated: true })}
+          appVersion={APP_VERSION}
+        />
+      );
+      fireEvent.click(screen.getByTestId('sized-install-button'));
+      expect(screen.getByTestId('modal-title')).toHaveTextContent(
+        'Deprecated Plugin'
+      );
+    });
+
+    it('shows plugin name in deprecation warning', () => {
+      setupMocks();
+      render(
+        <AvailablePluginCard
+          plugin={makePlugin({ deprecated: true })}
+          appVersion={APP_VERSION}
+        />
+      );
+      fireEvent.click(screen.getByTestId('sized-install-button'));
+      expect(screen.getAllByText(/Test Plugin/).length).toBeGreaterThan(0);
+    });
+
+    it('Cancel in deprecation modal closes it without proceeding', () => {
+      const { mockInstallPlugin } = setupMocks();
+      render(
+        <AvailablePluginCard
+          plugin={makePlugin({ deprecated: true })}
+          appVersion={APP_VERSION}
+        />
+      );
+      fireEvent.click(screen.getByTestId('sized-install-button'));
+      fireEvent.click(screen.getByText('Cancel'));
+      expect(screen.queryByTestId('modal')).not.toBeInTheDocument();
+      expect(mockInstallPlugin).not.toHaveBeenCalled();
+    });
+
+    it('"Install Anyway" proceeds to the install confirm modal', () => {
+      setupMocks();
+      render(
+        <AvailablePluginCard
+          plugin={makePlugin({ deprecated: true })}
+          appVersion={APP_VERSION}
+        />
+      );
+      fireEvent.click(screen.getByTestId('sized-install-button'));
+      fireEvent.click(screen.getByText('Install Anyway'));
+      expect(screen.getByTestId('modal-title')).toHaveTextContent(
+        'Confirm Install'
+      );
+    });
+
+    it('after deprecation → confirm → install, onInstalled is called', async () => {
+      setupMocks();
+      const onInstalled = vi.fn();
+      render(
+        <AvailablePluginCard
+          plugin={makePlugin({ deprecated: true })}
+          appVersion={APP_VERSION}
+          onInstalled={onInstalled}
+        />
+      );
+      fireEvent.click(screen.getByTestId('sized-install-button'));
+      fireEvent.click(screen.getByText('Install Anyway'));
+      fireEvent.click(getModalActionButton('Install'));
+      await waitFor(() => {
+        expect(onInstalled).toHaveBeenCalledWith('test-plugin');
+      });
+    });
+  });
+
+  // ── Downgrade / update confirm modal ──────────────────────────────────────
+
+  describe('downgrade confirm modal', () => {
+    const makeUpdatePlugin = () =>
+      makePlugin({
+        install_status: 'update_available',
+        installed: true,
+        installed_version: '1.1.0',
+      });
+
+    it('shows Confirm Downgrade title when getInstallInfo returns isDowngrade', () => {
+      setupMocks();
+      vi.mocked(getInstallInfo).mockReturnValue({
+        isDowngrade: true,
+        isUpdate: false,
+        isBadSig: false,
+      });
+      render(
+        <AvailablePluginCard
+          plugin={makeUpdatePlugin()}
+          appVersion={APP_VERSION}
+        />
+      );
+      fireEvent.click(screen.getByTestId('sized-install-button'));
+      expect(screen.getByTestId('modal-title')).toHaveTextContent(
+        'Confirm Downgrade'
+      );
+    });
+
+    it('shows downgrade warning when isDowngrade', () => {
+      setupMocks();
+      vi.mocked(getInstallInfo).mockReturnValue({
+        isDowngrade: true,
+        isUpdate: false,
+        isBadSig: false,
+      });
+      render(
+        <AvailablePluginCard
+          plugin={makeUpdatePlugin()}
+          appVersion={APP_VERSION}
+        />
+      );
+      fireEvent.click(screen.getByTestId('sized-install-button'));
+      expect(screen.getByTestId('downgrade-warning')).toBeInTheDocument();
+    });
+
+    it('shows Confirm Update title when getInstallInfo returns isUpdate', () => {
+      setupMocks();
+      vi.mocked(getInstallInfo).mockReturnValue({
+        isDowngrade: false,
+        isUpdate: true,
+        isBadSig: false,
+      });
+      render(
+        <AvailablePluginCard
+          plugin={makeUpdatePlugin()}
+          appVersion={APP_VERSION}
+        />
+      );
+      fireEvent.click(screen.getByTestId('sized-install-button'));
+      expect(screen.getByTestId('modal-title')).toHaveTextContent(
+        'Confirm Update'
+      );
+    });
+
+    it('shows restart prompt with "Plugin Downgraded" after downgrade confirms', async () => {
+      setupMocks();
+      vi.mocked(getInstallInfo).mockReturnValue({
+        isDowngrade: true,
+        isUpdate: false,
+        isBadSig: false,
+      });
+      // compareVersions < 0 so wasDowngrade = true in executeInstall
+      vi.mocked(compareVersions).mockReturnValue(-1);
+      render(
+        <AvailablePluginCard
+          plugin={makeUpdatePlugin()}
+          appVersion={APP_VERSION}
+        />
+      );
+      fireEvent.click(screen.getByTestId('sized-install-button'));
+      fireEvent.click(getModalActionButton('Downgrade'));
+      await waitFor(() => {
+        expect(screen.getByTestId('modal-title')).toHaveTextContent(
+          'Plugin Downgraded'
+        );
+      });
+    });
+
+    it('shows "Plugin Updated" restart prompt after update confirms', async () => {
+      setupMocks();
+      vi.mocked(getInstallInfo).mockReturnValue({
+        isDowngrade: false,
+        isUpdate: true,
+        isBadSig: false,
+      });
+      // installed_version set → wasInstalled = true, wasDowngrade = false (compareVersions = 0)
+      render(
+        <AvailablePluginCard
+          plugin={makePlugin({
+            install_status: 'update_available',
+            installed: true,
+            installed_version: '0.9.0',
+          })}
+          appVersion={APP_VERSION}
+        />
+      );
+      fireEvent.click(screen.getByTestId('sized-install-button'));
+      fireEvent.click(getModalActionButton('Update'));
+      await waitFor(() => {
+        expect(screen.getByTestId('modal-title')).toHaveTextContent(
+          'Plugin Updated'
+        );
+      });
+    });
+  });
+
+  // ── Unmanaged / different_repo notes ──────────────────────────────────────
+
+  describe('unmanaged and different_repo notes', () => {
+    it('shows info note in confirm modal for unmanaged install', () => {
+      setupMocks();
+      render(
+        <AvailablePluginCard
+          plugin={makePlugin({ install_status: 'unmanaged' })}
+          appVersion={APP_VERSION}
+        />
+      );
+      fireEvent.click(screen.getByTestId('sized-install-button'));
+      expect(screen.getByTestId('info-note')).toBeInTheDocument();
+    });
+
+    it('shows info note in confirm modal for different_repo install', () => {
+      setupMocks();
+      render(
+        <AvailablePluginCard
+          plugin={makePlugin({
+            install_status: 'different_repo',
+            installed_source_repo_name: 'Other Repo',
+          })}
+          appVersion={APP_VERSION}
+        />
+      );
+      fireEvent.click(screen.getByTestId('sized-install-button'));
+      expect(screen.getByTestId('info-note')).toBeInTheDocument();
+    });
+  });
+
+  // ── Uninstall flow ─────────────────────────────────────────────────────────
+
+  describe('uninstall flow', () => {
+    const makeInstalled = () =>
+      makePlugin({
+        install_status: 'installed',
+        installed: true,
+        installed_version: '1.0.0',
+        key: 'test-plugin',
+      });
+
+    it('clicking Uninstall button opens uninstall confirm modal', () => {
+      setupMocks();
+      render(
+        <AvailablePluginCard
+          plugin={makeInstalled()}
+          appVersion={APP_VERSION}
+        />
+      );
+      fireEvent.click(screen.getByText('Uninstall'));
+      expect(screen.getByTestId('modal-title')).toHaveTextContent(
+        'Uninstall Plugin'
+      );
+    });
+
+    it('Cancel in uninstall confirm modal closes it without deleting', () => {
+      setupMocks();
+      render(
+        <AvailablePluginCard
+          plugin={makeInstalled()}
+          appVersion={APP_VERSION}
+        />
+      );
+      fireEvent.click(screen.getByText('Uninstall'));
+      fireEvent.click(screen.getByText('Cancel'));
+      expect(screen.queryByTestId('modal')).not.toBeInTheDocument();
+      expect(PluginsUtils.deletePluginByKey).not.toHaveBeenCalled();
+    });
+
+    it('confirming calls deletePluginByKey with plugin key', async () => {
+      setupMocks();
+      render(
+        <AvailablePluginCard
+          plugin={makeInstalled()}
+          appVersion={APP_VERSION}
+        />
+      );
+      fireEvent.click(screen.getByText('Uninstall'));
+      // Second "Uninstall" text = modal confirm button
+      fireEvent.click(screen.getAllByText('Uninstall')[1]);
+      await waitFor(() => {
+        expect(PluginsUtils.deletePluginByKey).toHaveBeenCalledWith(
+          'test-plugin'
+        );
+      });
+    });
+
+    it('calls invalidatePlugins and fetchAvailablePlugins after uninstall', async () => {
+      const { mockInvalidatePlugins, mockFetchAvailablePlugins } = setupMocks();
+      render(
+        <AvailablePluginCard
+          plugin={makeInstalled()}
+          appVersion={APP_VERSION}
+        />
+      );
+      fireEvent.click(screen.getByText('Uninstall'));
+      fireEvent.click(screen.getAllByText('Uninstall')[1]);
+      await waitFor(() => {
+        expect(mockInvalidatePlugins).toHaveBeenCalled();
+        expect(mockFetchAvailablePlugins).toHaveBeenCalled();
+      });
+    });
+
+    it('calls onUninstalled callback with plugin slug after uninstall', async () => {
+      setupMocks();
+      const onUninstalled = vi.fn();
+      render(
+        <AvailablePluginCard
+          plugin={makeInstalled()}
+          appVersion={APP_VERSION}
+          onUninstalled={onUninstalled}
+        />
+      );
+      fireEvent.click(screen.getByText('Uninstall'));
+      fireEvent.click(screen.getAllByText('Uninstall')[1]);
+      await waitFor(() => {
+        expect(onUninstalled).toHaveBeenCalledWith('test-plugin');
+      });
+    });
+
+    it('shows "Plugin Uninstalled" done modal after uninstall', async () => {
+      setupMocks();
+      render(
+        <AvailablePluginCard
+          plugin={makeInstalled()}
+          appVersion={APP_VERSION}
+        />
+      );
+      fireEvent.click(screen.getByText('Uninstall'));
+      fireEvent.click(screen.getAllByText('Uninstall')[1]);
+      await waitFor(() => {
+        expect(screen.getByTestId('modal-title')).toHaveTextContent(
+          'Plugin Uninstalled'
+        );
+      });
+    });
+
+    it('Done in uninstall done modal closes it', async () => {
+      setupMocks();
+      render(
+        <AvailablePluginCard
+          plugin={makeInstalled()}
+          appVersion={APP_VERSION}
+        />
+      );
+      fireEvent.click(screen.getByText('Uninstall'));
+      fireEvent.click(screen.getAllByText('Uninstall')[1]);
+      await waitFor(() => {
+        expect(screen.getByText('Done')).toBeInTheDocument();
+      });
+      fireEvent.click(screen.getByText('Done'));
+      await waitFor(() => {
+        expect(screen.queryByTestId('modal')).not.toBeInTheDocument();
+      });
+    });
+
+    it('does not call onUninstalled when deletePluginByKey returns no success', async () => {
+      setupMocks();
+      vi.mocked(PluginsUtils.deletePluginByKey).mockResolvedValue({
+        success: false,
+      });
+      const onUninstalled = vi.fn();
+      render(
+        <AvailablePluginCard
+          plugin={makeInstalled()}
+          appVersion={APP_VERSION}
+          onUninstalled={onUninstalled}
+        />
+      );
+      fireEvent.click(screen.getByText('Uninstall'));
+      fireEvent.click(screen.getAllByText('Uninstall')[1]);
+      await waitFor(() => {
+        expect(PluginsUtils.deletePluginByKey).toHaveBeenCalled();
+      });
+      expect(onUninstalled).not.toHaveBeenCalled();
+    });
+  });
+});
diff --git a/frontend/src/components/forms/settings/__tests__/ConnectionSecurityPanel.test.jsx b/frontend/src/components/forms/settings/__tests__/ConnectionSecurityPanel.test.jsx
new file mode 100644
index 00000000..96cd3ea7
--- /dev/null
+++ b/frontend/src/components/forms/settings/__tests__/ConnectionSecurityPanel.test.jsx
@@ -0,0 +1,592 @@
+import { render, screen, within } from '@testing-library/react';
+import { describe, it, expect, vi, beforeEach } from 'vitest';
+import ConnectionSecurityPanel from '../ConnectionSecurityPanel';
+
+// ── Store mock ─────────────────────────────────────────────────────────────────
+vi.mock('../../../../store/settings.jsx', () => ({ default: vi.fn() }));
+
+// ── Mantine core ───────────────────────────────────────────────────────────────
+vi.mock('@mantine/core', () => ({
+  Badge: ({ children, color, variant, size }) => (
+    <span
+      data-testid="badge"
+      data-color={color}
+      data-variant={variant}
+      data-size={size}
+    >
+      {children}
+    </span>
+  ),
+  Group: ({ children, gap, align }) => (
+    <div data-gap={gap} data-align={align}>
+      {children}
+    </div>
+  ),
+  Paper: ({ children, p, withBorder }) => (
+    <div data-testid="paper" data-p={p} data-with-border={String(withBorder)}>
+      {children}
+    </div>
+  ),
+  SimpleGrid: ({ children, spacing }) => (
+    <div data-testid="simple-grid" data-spacing={spacing}>
+      {children}
+    </div>
+  ),
+  Stack: ({ children, gap }) => <div data-gap={gap}>{children}</div>,
+  Text: ({ children, size, c, fw }) => (
+    <span data-size={size} data-color={c} data-fw={fw}>
+      {children}
+    </span>
+  ),
+  Tooltip: ({ children, label }) => (
+    <div data-testid="tooltip" data-tooltip={label}>
+      {children}
+    </div>
+  ),
+}));
+
+import useSettingsStore from '../../../../store/settings.jsx';
+
+// ── Helpers ────────────────────────────────────────────────────────────────────
+
+const setupStore = (environment = {}) => {
+  vi.mocked(useSettingsStore).mockImplementation((sel) => sel({ environment }));
+};
+
+/** Find the service card (Paper) whose subtree contains a Text matching `name` */
+const getServiceCard = (name) => {
+  const papers = screen.getAllByTestId('paper');
+  return papers.find((p) => within(p).queryByText(name));
+};
+
+/** Get all badges within a named service card */
+const getBadgesIn = (serviceName) =>
+  within(getServiceCard(serviceName)).getAllByTestId('badge');
+
+/** Get all tooltips within a named service card */
+const getTooltipsIn = (serviceName) =>
+  within(getServiceCard(serviceName)).getAllByTestId('tooltip');
+
+/** Find a badge by its exact text content within a service card */
+const getBadgeByText = (serviceName, text) =>
+  getBadgesIn(serviceName).find((b) => b.textContent === text);
+
+// ──────────────────────────────────────────────────────────────────────────────
+
+describe('ConnectionSecurityPanel', () => {
+  beforeEach(() => {
+    vi.clearAllMocks();
+  });
+
+  // ── Top-level rendering ──────────────────────────────────────────────────────
+
+  describe('top-level rendering', () => {
+    it('renders the introductory description text', () => {
+      setupStore();
+      render(<ConnectionSecurityPanel />);
+      expect(
+        screen.getByText(
+          /Encrypt connections to Redis and PostgreSQL using environment variables/i
+        )
+      ).toBeInTheDocument();
+    });
+
+    it('renders both Redis and PostgreSQL service cards', () => {
+      setupStore();
+      render(<ConnectionSecurityPanel />);
+      expect(getServiceCard('Redis')).toBeTruthy();
+      expect(getServiceCard('PostgreSQL')).toBeTruthy();
+    });
+  });
+
+  // ── RedisStatus — TLS disabled ───────────────────────────────────────────────
+
+  describe('RedisStatus — TLS disabled (default)', () => {
+    beforeEach(() => {
+      setupStore({ redis_tls: { enabled: false } });
+      render(<ConnectionSecurityPanel />);
+    });
+
+    it('renders all three option labels', () => {
+      const card = getServiceCard('Redis');
+      expect(within(card).getByText('Encryption')).toBeInTheDocument();
+      expect(within(card).getByText('Server Verification')).toBeInTheDocument();
+      expect(within(card).getByText('Mutual TLS')).toBeInTheDocument();
+    });
+
+    it('shows Encryption badge as "Disabled" with gray color', () => {
+      const badge = getBadgeByText('Redis', 'Disabled');
+      expect(badge).toBeTruthy();
+      expect(badge.dataset.color).toBe('gray');
+    });
+
+    it('shows Server Verification badge as "Off" with gray color', () => {
+      const card = getServiceCard('Redis');
+      const offBadge = within(card)
+        .getAllByTestId('badge')
+        .find((b) => b.textContent === 'Off');
+      expect(offBadge).toBeTruthy();
+      expect(offBadge.dataset.color).toBe('gray');
+    });
+
+    it('shows Mutual TLS badge as "Inactive" with gray color', () => {
+      const badge = getBadgeByText('Redis', 'Inactive');
+      expect(badge).toBeTruthy();
+      expect(badge.dataset.color).toBe('gray');
+    });
+
+    it('shows "not encrypted" tooltip for Encryption', () => {
+      const tooltips = getTooltipsIn('Redis');
+      expect(
+        tooltips.find(
+          (t) => t.dataset.tooltip === 'The connection is not encrypted'
+        )
+      ).toBeTruthy();
+    });
+
+    it('shows "Verification is not active" tooltip for Server Verification', () => {
+      const tooltips = getTooltipsIn('Redis');
+      expect(
+        tooltips.find((t) =>
+          t.dataset.tooltip?.includes('Verification is not active')
+        )
+      ).toBeTruthy();
+    });
+
+    it('shows "Mutual authentication is not active" tooltip for mTLS', () => {
+      const tooltips = getTooltipsIn('Redis');
+      expect(
+        tooltips.find((t) =>
+          t.dataset.tooltip?.includes('Mutual authentication is not active')
+        )
+      ).toBeTruthy();
+    });
+  });
+
+  // ── RedisStatus — TLS enabled, verify=true, mtls=false ──────────────────────
+
+  describe('RedisStatus — TLS enabled, verify=true, mtls=false', () => {
+    beforeEach(() => {
+      setupStore({ redis_tls: { enabled: true, verify: true, mtls: false } });
+      render(<ConnectionSecurityPanel />);
+    });
+
+    it('shows Encryption badge as "Enabled" with green color', () => {
+      const badge = getBadgeByText('Redis', 'Enabled');
+      expect(badge).toBeTruthy();
+      expect(badge.dataset.color).toBe('green');
+    });
+
+    it('shows Server Verification badge as "On" with green color', () => {
+      const card = getServiceCard('Redis');
+      const onBadge = within(card)
+        .getAllByTestId('badge')
+        .find((b) => b.textContent === 'On');
+      expect(onBadge).toBeTruthy();
+      expect(onBadge.dataset.color).toBe('green');
+    });
+
+    it('shows Mutual TLS badge as "Inactive" with gray color', () => {
+      const badge = getBadgeByText('Redis', 'Inactive');
+      expect(badge).toBeTruthy();
+      expect(badge.dataset.color).toBe('gray');
+    });
+
+    it('shows "connection is encrypted" tooltip for Encryption', () => {
+      const tooltips = getTooltipsIn('Redis');
+      expect(
+        tooltips.find(
+          (t) => t.dataset.tooltip === 'The connection is encrypted'
+        )
+      ).toBeTruthy();
+    });
+
+    it('shows "server identity is verified" tooltip for Server Verification', () => {
+      const tooltips = getTooltipsIn('Redis');
+      expect(
+        tooltips.find((t) =>
+          t.dataset.tooltip?.includes("server's identity is verified")
+        )
+      ).toBeTruthy();
+    });
+  });
+
+  // ── RedisStatus — TLS enabled, verify=false ──────────────────────────────────
+
+  describe('RedisStatus — TLS enabled, verify=false', () => {
+    beforeEach(() => {
+      setupStore({ redis_tls: { enabled: true, verify: false, mtls: false } });
+      render(<ConnectionSecurityPanel />);
+    });
+
+    it('shows Server Verification badge as "Off" with yellow color', () => {
+      const card = getServiceCard('Redis');
+      const offBadge = within(card)
+        .getAllByTestId('badge')
+        .find((b) => b.textContent === 'Off');
+      expect(offBadge).toBeTruthy();
+      expect(offBadge.dataset.color).toBe('yellow');
+    });
+
+    it('shows "encrypted but server identity is not verified" tooltip', () => {
+      const tooltips = getTooltipsIn('Redis');
+      expect(
+        tooltips.find((t) =>
+          t.dataset.tooltip?.includes('server identity is not verified')
+        )
+      ).toBeTruthy();
+    });
+  });
+
+  // ── RedisStatus — TLS enabled, mtls=true ─────────────────────────────────────
+
+  describe('RedisStatus — TLS enabled, mtls=true', () => {
+    beforeEach(() => {
+      setupStore({ redis_tls: { enabled: true, verify: true, mtls: true } });
+      render(<ConnectionSecurityPanel />);
+    });
+
+    it('shows Mutual TLS badge as "Active" with green color', () => {
+      const badge = getBadgeByText('Redis', 'Active');
+      expect(badge).toBeTruthy();
+      expect(badge.dataset.color).toBe('green');
+    });
+
+    it('shows "Both client and server verify each other" tooltip for mTLS', () => {
+      const tooltips = getTooltipsIn('Redis');
+      expect(
+        tooltips.find((t) =>
+          t.dataset.tooltip?.includes(
+            'Both client and server verify each other'
+          )
+        )
+      ).toBeTruthy();
+    });
+  });
+
+  // ── RedisStatus — redis_tls undefined ────────────────────────────────────────
+
+  describe('RedisStatus — redis_tls undefined', () => {
+    it('falls back to defaults (Disabled/Off/Inactive, all gray)', () => {
+      setupStore({});
+      render(<ConnectionSecurityPanel />);
+      expect(getBadgeByText('Redis', 'Disabled').dataset.color).toBe('gray');
+      expect(
+        within(getServiceCard('Redis'))
+          .getAllByTestId('badge')
+          .find((b) => b.textContent === 'Off').dataset.color
+      ).toBe('gray');
+      expect(getBadgeByText('Redis', 'Inactive').dataset.color).toBe('gray');
+    });
+  });
+
+  // ── PostgresStatus — TLS disabled ───────────────────────────────────────────
+
+  describe('PostgresStatus — TLS disabled (default)', () => {
+    beforeEach(() => {
+      setupStore({ postgres_tls: { enabled: false } });
+      render(<ConnectionSecurityPanel />);
+    });
+
+    it('renders all three option labels', () => {
+      const card = getServiceCard('PostgreSQL');
+      expect(within(card).getByText('Encryption')).toBeInTheDocument();
+      expect(within(card).getByText('Verification Mode')).toBeInTheDocument();
+      expect(within(card).getByText('Mutual TLS')).toBeInTheDocument();
+    });
+
+    it('shows Encryption badge as "Disabled" with gray color', () => {
+      const badge = getBadgeByText('PostgreSQL', 'Disabled');
+      expect(badge).toBeTruthy();
+      expect(badge.dataset.color).toBe('gray');
+    });
+
+    it('shows Verification Mode badge as "Off" with gray color', () => {
+      const card = getServiceCard('PostgreSQL');
+      const offBadge = within(card)
+        .getAllByTestId('badge')
+        .find((b) => b.textContent === 'Off');
+      expect(offBadge).toBeTruthy();
+      expect(offBadge.dataset.color).toBe('gray');
+    });
+
+    it('shows Mutual TLS badge as "Inactive" with gray color', () => {
+      const badge = getBadgeByText('PostgreSQL', 'Inactive');
+      expect(badge).toBeTruthy();
+      expect(badge.dataset.color).toBe('gray');
+    });
+
+    it('shows "Verification mode is not active" tooltip when TLS is disabled', () => {
+      const tooltips = getTooltipsIn('PostgreSQL');
+      expect(
+        tooltips.find((t) =>
+          t.dataset.tooltip?.includes('Verification mode is not active')
+        )
+      ).toBeTruthy();
+    });
+  });
+
+  // ── PostgresStatus — ssl_mode=verify-full ───────────────────────────────────
+
+  describe('PostgresStatus — ssl_mode=verify-full', () => {
+    beforeEach(() => {
+      setupStore({
+        postgres_tls: { enabled: true, ssl_mode: 'verify-full', mtls: false },
+      });
+      render(<ConnectionSecurityPanel />);
+    });
+
+    it('shows Verification Mode badge as "verify-full" with green color', () => {
+      const badge = getBadgeByText('PostgreSQL', 'verify-full');
+      expect(badge).toBeTruthy();
+      expect(badge.dataset.color).toBe('green');
+    });
+
+    it('shows "Server certificate and hostname are both verified" tooltip', () => {
+      const tooltips = getTooltipsIn('PostgreSQL');
+      expect(
+        tooltips.find((t) =>
+          t.dataset.tooltip?.includes(
+            'Server certificate and hostname are both verified'
+          )
+        )
+      ).toBeTruthy();
+    });
+  });
+
+  // ── PostgresStatus — ssl_mode=verify-ca ─────────────────────────────────────
+
+  describe('PostgresStatus — ssl_mode=verify-ca', () => {
+    beforeEach(() => {
+      setupStore({
+        postgres_tls: { enabled: true, ssl_mode: 'verify-ca', mtls: false },
+      });
+      render(<ConnectionSecurityPanel />);
+    });
+
+    it('shows Verification Mode badge as "verify-ca" with yellow color', () => {
+      const badge = getBadgeByText('PostgreSQL', 'verify-ca');
+      expect(badge).toBeTruthy();
+      expect(badge.dataset.color).toBe('yellow');
+    });
+
+    it('shows "hostname is not checked" tooltip', () => {
+      const tooltips = getTooltipsIn('PostgreSQL');
+      expect(
+        tooltips.find((t) =>
+          t.dataset.tooltip?.includes('hostname is not checked')
+        )
+      ).toBeTruthy();
+    });
+  });
+
+  // ── PostgresStatus — ssl_mode=require (other/fallback) ──────────────────────
+
+  describe('PostgresStatus — ssl_mode=require (other)', () => {
+    beforeEach(() => {
+      setupStore({
+        postgres_tls: { enabled: true, ssl_mode: 'require', mtls: false },
+      });
+      render(<ConnectionSecurityPanel />);
+    });
+
+    it('shows Verification Mode badge as "require" with yellow color', () => {
+      const badge = getBadgeByText('PostgreSQL', 'require');
+      expect(badge).toBeTruthy();
+      expect(badge.dataset.color).toBe('yellow');
+    });
+
+    it('shows "encrypted but the server is not verified" tooltip', () => {
+      const tooltips = getTooltipsIn('PostgreSQL');
+      expect(
+        tooltips.find((t) =>
+          t.dataset.tooltip?.includes('server is not verified')
+        )
+      ).toBeTruthy();
+    });
+  });
+
+  // ── PostgresStatus — TLS enabled, ssl_mode absent ───────────────────────────
+
+  describe('PostgresStatus — TLS enabled, ssl_mode absent', () => {
+    it('shows Verification Mode badge as "Off" with gray color', () => {
+      setupStore({ postgres_tls: { enabled: true, mtls: false } });
+      render(<ConnectionSecurityPanel />);
+      const card = getServiceCard('PostgreSQL');
+      const offBadge = within(card)
+        .getAllByTestId('badge')
+        .find((b) => b.textContent === 'Off');
+      expect(offBadge).toBeTruthy();
+      expect(offBadge.dataset.color).toBe('gray');
+    });
+  });
+
+  // ── PostgresStatus — mtls=true ───────────────────────────────────────────────
+
+  describe('PostgresStatus — mtls=true', () => {
+    beforeEach(() => {
+      setupStore({
+        postgres_tls: { enabled: true, ssl_mode: 'verify-full', mtls: true },
+      });
+      render(<ConnectionSecurityPanel />);
+    });
+
+    it('shows Mutual TLS badge as "Active" with green color', () => {
+      const badge = getBadgeByText('PostgreSQL', 'Active');
+      expect(badge).toBeTruthy();
+      expect(badge.dataset.color).toBe('green');
+    });
+
+    it('shows "Both client and server verify each other" tooltip for mTLS', () => {
+      const tooltips = getTooltipsIn('PostgreSQL');
+      expect(
+        tooltips.find((t) =>
+          t.dataset.tooltip?.includes(
+            'Both client and server verify each other'
+          )
+        )
+      ).toBeTruthy();
+    });
+  });
+
+  // ── PostgresStatus — mtls=false while TLS enabled ───────────────────────────
+
+  describe('PostgresStatus — mtls=false while TLS enabled', () => {
+    it('shows Mutual TLS badge as "Inactive" with gray color', () => {
+      setupStore({
+        postgres_tls: { enabled: true, ssl_mode: 'verify-full', mtls: false },
+      });
+      render(<ConnectionSecurityPanel />);
+      const badge = getBadgeByText('PostgreSQL', 'Inactive');
+      expect(badge).toBeTruthy();
+      expect(badge.dataset.color).toBe('gray');
+    });
+
+    it('shows "Mutual authentication is not active" tooltip', () => {
+      setupStore({
+        postgres_tls: { enabled: true, ssl_mode: 'verify-full', mtls: false },
+      });
+      render(<ConnectionSecurityPanel />);
+      const tooltips = getTooltipsIn('PostgreSQL');
+      expect(
+        tooltips.find((t) =>
+          t.dataset.tooltip?.includes('Mutual authentication is not active')
+        )
+      ).toBeTruthy();
+    });
+  });
+
+  // ── PostgresStatus — postgres_tls undefined ──────────────────────────────────
+
+  describe('PostgresStatus — postgres_tls undefined', () => {
+    it('falls back to all defaults (Disabled/Off/Inactive, all gray)', () => {
+      setupStore({});
+      render(<ConnectionSecurityPanel />);
+      expect(getBadgeByText('PostgreSQL', 'Disabled').dataset.color).toBe(
+        'gray'
+      );
+      expect(
+        within(getServiceCard('PostgreSQL'))
+          .getAllByTestId('badge')
+          .find((b) => b.textContent === 'Off').dataset.color
+      ).toBe('gray');
+      expect(getBadgeByText('PostgreSQL', 'Inactive').dataset.color).toBe(
+        'gray'
+      );
+    });
+  });
+
+  // ── Both services — independent state ────────────────────────────────────────
+
+  describe('both services — independent badge state', () => {
+    it('Redis and PostgreSQL badges reflect their own configs independently', () => {
+      setupStore({
+        redis_tls: { enabled: true, verify: false, mtls: true },
+        postgres_tls: { enabled: false },
+      });
+      render(<ConnectionSecurityPanel />);
+
+      // Redis: enabled → green Enabled, verify=false → yellow Off, mtls=true → green Active
+      expect(getBadgeByText('Redis', 'Enabled').dataset.color).toBe('green');
+      expect(
+        within(getServiceCard('Redis'))
+          .getAllByTestId('badge')
+          .find((b) => b.textContent === 'Off').dataset.color
+      ).toBe('yellow');
+      expect(getBadgeByText('Redis', 'Active').dataset.color).toBe('green');
+
+      // Postgres: disabled → all gray/Off/Inactive
+      expect(getBadgeByText('PostgreSQL', 'Disabled').dataset.color).toBe(
+        'gray'
+      );
+      expect(
+        within(getServiceCard('PostgreSQL'))
+          .getAllByTestId('badge')
+          .find((b) => b.textContent === 'Off').dataset.color
+      ).toBe('gray');
+      expect(getBadgeByText('PostgreSQL', 'Inactive').dataset.color).toBe(
+        'gray'
+      );
+    });
+  });
+
+  // ── TlsOption description text ────────────────────────────────────────────────
+
+  describe('TlsOption description text', () => {
+    beforeEach(() => {
+      setupStore({
+        redis_tls: { enabled: true, verify: true, mtls: true },
+        postgres_tls: { enabled: true, ssl_mode: 'verify-full', mtls: true },
+      });
+      render(<ConnectionSecurityPanel />);
+    });
+
+    it('renders Redis Encryption description', () => {
+      expect(
+        within(getServiceCard('Redis')).getByText(
+          'Encrypt traffic between Dispatcharr and Redis.'
+        )
+      ).toBeInTheDocument();
+    });
+
+    it('renders Redis Server Verification description', () => {
+      expect(
+        within(getServiceCard('Redis')).getByText(
+          "Verify the Redis server's identity using a CA certificate."
+        )
+      ).toBeInTheDocument();
+    });
+
+    it('renders Redis Mutual TLS description', () => {
+      expect(
+        within(getServiceCard('Redis')).getByText(
+          'Authenticate Dispatcharr to Redis using a client certificate.'
+        )
+      ).toBeInTheDocument();
+    });
+
+    it('renders PostgreSQL Encryption description', () => {
+      expect(
+        within(getServiceCard('PostgreSQL')).getByText(
+          'Encrypt traffic between Dispatcharr and PostgreSQL.'
+        )
+      ).toBeInTheDocument();
+    });
+
+    it('renders PostgreSQL Verification Mode description', () => {
+      expect(
+        within(getServiceCard('PostgreSQL')).getByText(
+          "How strictly to verify the PostgreSQL server's identity."
+        )
+      ).toBeInTheDocument();
+    });
+
+    it('renders PostgreSQL Mutual TLS description', () => {
+      expect(
+        within(getServiceCard('PostgreSQL')).getByText(
+          'Authenticate Dispatcharr to PostgreSQL using a client certificate.'
+        )
+      ).toBeInTheDocument();
+    });
+  });
+});
diff --git a/frontend/src/components/forms/settings/__tests__/EpgSettingsForm.test.jsx b/frontend/src/components/forms/settings/__tests__/EpgSettingsForm.test.jsx
new file mode 100644
index 00000000..88bac9fb
--- /dev/null
+++ b/frontend/src/components/forms/settings/__tests__/EpgSettingsForm.test.jsx
@@ -0,0 +1,417 @@
+import { render, screen, fireEvent, waitFor } from '@testing-library/react';
+import { describe, it, expect, vi, beforeEach } from 'vitest';
+import EpgSettingsForm from '../EpgSettingsForm';
+
+// ── Store mock ─────────────────────────────────────────────────────────────────
+vi.mock('../../../../store/settings.jsx', () => ({ default: vi.fn() }));
+
+// ── @mantine/form mock ────────────────────────────────────────────────────────
+vi.mock('@mantine/form', () => ({ useForm: vi.fn() }));
+
+// ── @mantine/core mock ────────────────────────────────────────────────────────
+vi.mock('@mantine/core', () => ({
+  Alert: ({ title, color, variant }) => (
+    <div data-testid="alert" data-color={color} data-variant={variant}>
+      {title}
+    </div>
+  ),
+  Button: ({ children, type, disabled }) => (
+    <button type={type} disabled={disabled}>
+      {children}
+    </button>
+  ),
+  Flex: ({ children, justify }) => <div data-justify={justify}>{children}</div>,
+  NumberInput: ({ label, description, min, max, value, onChange }) => (
+    <div>
+      {label && <label data-testid="number-input-label">{label}</label>}
+      {description && (
+        <span data-testid="number-input-description">{description}</span>
+      )}
+      <input
+        data-testid="number-input"
+        type="number"
+        min={min}
+        max={max}
+        value={value ?? 0}
+        onChange={(e) => onChange?.(Number(e.target.value))}
+      />
+    </div>
+  ),
+  Stack: ({ children, gap }) => <div data-gap={gap}>{children}</div>,
+  Text: ({ children, size, c }) => (
+    <span data-testid="text" data-size={size} data-color={c}>
+      {children}
+    </span>
+  ),
+}));
+
+// ── SettingsUtils mock ────────────────────────────────────────────────────────
+vi.mock('../../../../utils/pages/SettingsUtils.js', () => ({
+  getChangedSettings: vi.fn(),
+  parseSettings: vi.fn(),
+  saveChangedSettings: vi.fn(),
+}));
+
+// ── EpgSettingsFormUtils mock ──────────────────────────────────────────────────
+vi.mock('../../../../utils/forms/settings/EpgSettingsFormUtils.js', () => ({
+  getEpgSettingsFormInitialValues: vi.fn(() => ({
+    xmltv_prev_days_override: 0,
+  })),
+}));
+
+// ──────────────────────────────────────────────────────────────────────────────
+// Imports after mocks
+// ──────────────────────────────────────────────────────────────────────────────
+import useSettingsStore from '../../../../store/settings.jsx';
+import { useForm } from '@mantine/form';
+import * as SettingsUtils from '../../../../utils/pages/SettingsUtils.js';
+import { getEpgSettingsFormInitialValues } from '../../../../utils/forms/settings/EpgSettingsFormUtils.js';
+import { EPG_SETTINGS_OPTIONS } from '../../../../constants.js';
+
+// ── Form mock factory ─────────────────────────────────────────────────────────
+
+let mockForm;
+
+const createMockForm = (initialValues = { xmltv_prev_days_override: 0 }) => {
+  const state = { ...initialValues };
+  return {
+    values: state,
+    setFieldValue: vi.fn((field, value) => {
+      state[field] = value;
+    }),
+    getInputProps: vi.fn((field) => ({
+      value: state[field],
+      onChange: vi.fn((val) => {
+        state[field] = val;
+      }),
+    })),
+    getValues: vi.fn(() => ({ ...state })),
+    onSubmit: vi.fn((handler) => (e) => {
+      e?.preventDefault?.();
+      return handler();
+    }),
+    submitting: false,
+  };
+};
+
+// ── Settings factories ────────────────────────────────────────────────────────
+
+const makeSettings = (epgValue = {}) => ({
+  epg_settings: { id: 1, value: epgValue },
+});
+
+// ──────────────────────────────────────────────────────────────────────────────
+
+describe('EpgSettingsForm', () => {
+  beforeEach(() => {
+    vi.clearAllMocks();
+
+    mockForm = createMockForm();
+    vi.mocked(useForm).mockReturnValue(mockForm);
+
+    vi.mocked(useSettingsStore).mockImplementation((sel) =>
+      sel({ settings: null })
+    );
+
+    vi.mocked(SettingsUtils.parseSettings).mockReturnValue({
+      xmltv_prev_days_override: 0,
+    });
+    vi.mocked(SettingsUtils.getChangedSettings).mockReturnValue({});
+    vi.mocked(SettingsUtils.saveChangedSettings).mockResolvedValue(undefined);
+  });
+
+  // ── Rendering ──────────────────────────────────────────────────────────────
+
+  describe('rendering', () => {
+    it('renders without crashing', () => {
+      render(<EpgSettingsForm active={true} />);
+      expect(screen.getByTestId('number-input')).toBeInTheDocument();
+    });
+
+    it('renders the NumberInput label from EPG_SETTINGS_OPTIONS', () => {
+      render(<EpgSettingsForm active={true} />);
+      expect(
+        screen.getByText(EPG_SETTINGS_OPTIONS.xmltv_prev_days_override.label)
+      ).toBeInTheDocument();
+    });
+
+    it('renders the NumberInput description from EPG_SETTINGS_OPTIONS', () => {
+      render(<EpgSettingsForm active={true} />);
+      expect(
+        screen.getByText(
+          EPG_SETTINGS_OPTIONS.xmltv_prev_days_override.description
+        )
+      ).toBeInTheDocument();
+    });
+
+    it('renders the disclaimer text about per-user defaults', () => {
+      render(<EpgSettingsForm active={true} />);
+      expect(
+        screen.getByText(
+          /Per-user defaults and URL parameters still override this global value/i
+        )
+      ).toBeInTheDocument();
+    });
+
+    it('renders the EPG channel matching hint', () => {
+      render(<EpgSettingsForm active={true} />);
+      expect(
+        screen.getByText(
+          /EPG channel matching options are configured from the Channels page/i
+        )
+      ).toBeInTheDocument();
+    });
+
+    it('renders a Save button of type="submit"', () => {
+      render(<EpgSettingsForm active={true} />);
+      const btn = screen.getByText('Save');
+      expect(btn).toBeInTheDocument();
+      expect(btn).toHaveAttribute('type', 'submit');
+    });
+
+    it('does not show the "Saved Successfully" alert initially', () => {
+      render(<EpgSettingsForm active={true} />);
+      expect(screen.queryByTestId('alert')).not.toBeInTheDocument();
+    });
+
+    it('NumberInput has min=0', () => {
+      render(<EpgSettingsForm active={true} />);
+      expect(screen.getByTestId('number-input')).toHaveAttribute('min', '0');
+    });
+
+    it('NumberInput has max=30', () => {
+      render(<EpgSettingsForm active={true} />);
+      expect(screen.getByTestId('number-input')).toHaveAttribute('max', '30');
+    });
+
+    it('NumberInput starts with value 0 from initial form values', () => {
+      render(<EpgSettingsForm active={true} />);
+      expect(screen.getByTestId('number-input')).toHaveValue(0);
+    });
+  });
+
+  // ── Initialization ─────────────────────────────────────────────────────────
+
+  describe('initialization', () => {
+    it('calls getEpgSettingsFormInitialValues to seed useForm', () => {
+      render(<EpgSettingsForm active={true} />);
+      expect(getEpgSettingsFormInitialValues).toHaveBeenCalled();
+    });
+
+    it('passes initial values from getEpgSettingsFormInitialValues to useForm', () => {
+      vi.mocked(getEpgSettingsFormInitialValues).mockReturnValue({
+        xmltv_prev_days_override: 5,
+      });
+      render(<EpgSettingsForm active={true} />);
+      expect(vi.mocked(useForm)).toHaveBeenCalledWith(
+        expect.objectContaining({
+          initialValues: { xmltv_prev_days_override: 5 },
+        })
+      );
+    });
+
+    it('calls useForm with mode="controlled"', () => {
+      render(<EpgSettingsForm active={true} />);
+      expect(vi.mocked(useForm)).toHaveBeenCalledWith(
+        expect.objectContaining({ mode: 'controlled' })
+      );
+    });
+  });
+
+  // ── Settings effect ────────────────────────────────────────────────────────
+
+  describe('settings effect', () => {
+    it('calls parseSettings when settings are provided', () => {
+      const settings = makeSettings({ xmltv_prev_days_override: 7 });
+      vi.mocked(useSettingsStore).mockImplementation((sel) =>
+        sel({ settings })
+      );
+      vi.mocked(SettingsUtils.parseSettings).mockReturnValue({
+        xmltv_prev_days_override: 7,
+      });
+
+      render(<EpgSettingsForm active={true} />);
+
+      expect(SettingsUtils.parseSettings).toHaveBeenCalledWith(settings);
+    });
+
+    it('calls setFieldValue with parsed xmltv_prev_days_override', () => {
+      const settings = makeSettings({ xmltv_prev_days_override: 14 });
+      vi.mocked(useSettingsStore).mockImplementation((sel) =>
+        sel({ settings })
+      );
+      vi.mocked(SettingsUtils.parseSettings).mockReturnValue({
+        xmltv_prev_days_override: 14,
+      });
+
+      render(<EpgSettingsForm active={true} />);
+
+      expect(mockForm.setFieldValue).toHaveBeenCalledWith(
+        'xmltv_prev_days_override',
+        14
+      );
+    });
+
+    it('calls setFieldValue with 0 when parsed value is undefined', () => {
+      const settings = makeSettings({});
+      vi.mocked(useSettingsStore).mockImplementation((sel) =>
+        sel({ settings })
+      );
+      vi.mocked(SettingsUtils.parseSettings).mockReturnValue({});
+
+      render(<EpgSettingsForm active={true} />);
+
+      expect(mockForm.setFieldValue).toHaveBeenCalledWith(
+        'xmltv_prev_days_override',
+        0
+      );
+    });
+
+    it('does not call parseSettings when settings is null', () => {
+      vi.mocked(useSettingsStore).mockImplementation((sel) =>
+        sel({ settings: null })
+      );
+
+      render(<EpgSettingsForm active={true} />);
+
+      expect(SettingsUtils.parseSettings).not.toHaveBeenCalled();
+    });
+  });
+
+  // ── active prop effect ─────────────────────────────────────────────────────
+
+  describe('active prop effect', () => {
+    it('resets the saved alert when active changes to false', async () => {
+      vi.mocked(SettingsUtils.saveChangedSettings).mockResolvedValue(undefined);
+      const { rerender } = render(<EpgSettingsForm active={true} />);
+
+      // Trigger a successful save to get saved=true
+      fireEvent.click(screen.getByText('Save'));
+      await waitFor(() => {
+        expect(screen.getByTestId('alert')).toBeInTheDocument();
+      });
+
+      // Switching active to false should dismiss the alert
+      rerender(<EpgSettingsForm active={false} />);
+      expect(screen.queryByTestId('alert')).not.toBeInTheDocument();
+    });
+
+    it('does not show alert when active starts as false', () => {
+      render(<EpgSettingsForm active={false} />);
+      expect(screen.queryByTestId('alert')).not.toBeInTheDocument();
+    });
+  });
+
+  // ── Submit — success ───────────────────────────────────────────────────────
+
+  describe('submit — success', () => {
+    beforeEach(() => {
+      vi.mocked(SettingsUtils.saveChangedSettings).mockResolvedValue(undefined);
+    });
+
+    it('calls getChangedSettings with form values and settings on submit', async () => {
+      const settings = makeSettings({ xmltv_prev_days_override: 3 });
+      vi.mocked(useSettingsStore).mockImplementation((sel) =>
+        sel({ settings })
+      );
+
+      render(<EpgSettingsForm active={true} />);
+      // Set the value after render so the settings useEffect (which resets the
+      // field to the parseSettings result) has already run and won't overwrite it.
+      mockForm.values.xmltv_prev_days_override = 5;
+      fireEvent.click(screen.getByText('Save'));
+
+      await waitFor(() => {
+        expect(SettingsUtils.getChangedSettings).toHaveBeenCalledWith(
+          expect.objectContaining({ xmltv_prev_days_override: 5 }),
+          settings
+        );
+      });
+    });
+
+    it('calls saveChangedSettings with settings and changedSettings on submit', async () => {
+      const settings = makeSettings({ xmltv_prev_days_override: 3 });
+      vi.mocked(useSettingsStore).mockImplementation((sel) =>
+        sel({ settings })
+      );
+      const changed = { xmltv_prev_days_override: 7 };
+      vi.mocked(SettingsUtils.getChangedSettings).mockReturnValue(changed);
+
+      render(<EpgSettingsForm active={true} />);
+      fireEvent.click(screen.getByText('Save'));
+
+      await waitFor(() => {
+        expect(SettingsUtils.saveChangedSettings).toHaveBeenCalledWith(
+          settings,
+          changed
+        );
+      });
+    });
+
+    it('shows "Saved Successfully" alert after a successful save', async () => {
+      render(<EpgSettingsForm active={true} />);
+      fireEvent.click(screen.getByText('Save'));
+
+      await waitFor(() => {
+        expect(screen.getByTestId('alert')).toBeInTheDocument();
+        expect(screen.getByText('Saved Successfully')).toBeInTheDocument();
+      });
+    });
+
+    it('clears saved state before re-submitting', async () => {
+      render(<EpgSettingsForm active={true} />);
+
+      // First save
+      fireEvent.click(screen.getByText('Save'));
+      await waitFor(() => {
+        expect(screen.getByTestId('alert')).toBeInTheDocument();
+      });
+
+      // Second save — saved resets to false then true again
+      vi.mocked(SettingsUtils.saveChangedSettings).mockResolvedValue(undefined);
+      fireEvent.click(screen.getByText('Save'));
+      await waitFor(() => {
+        expect(screen.getByTestId('alert')).toBeInTheDocument();
+      });
+    });
+  });
+
+  // ── Submit — error ─────────────────────────────────────────────────────────
+
+  describe('submit — error', () => {
+    it('does not show alert when saveChangedSettings throws', async () => {
+      vi.mocked(SettingsUtils.saveChangedSettings).mockRejectedValue(
+        new Error('network error')
+      );
+      render(<EpgSettingsForm active={true} />);
+      fireEvent.click(screen.getByText('Save'));
+
+      await waitFor(() => {
+        expect(SettingsUtils.saveChangedSettings).toHaveBeenCalled();
+      });
+      expect(screen.queryByTestId('alert')).not.toBeInTheDocument();
+    });
+
+    it('does not throw when saveChangedSettings rejects', async () => {
+      vi.mocked(SettingsUtils.saveChangedSettings).mockRejectedValue(
+        new Error('fail')
+      );
+      render(<EpgSettingsForm active={true} />);
+
+      await expect(
+        waitFor(() => fireEvent.click(screen.getByText('Save')))
+      ).resolves.not.toThrow();
+    });
+  });
+
+  // ── getInputProps wiring ───────────────────────────────────────────────────
+
+  describe('getInputProps wiring', () => {
+    it('calls form.getInputProps with xmltv_prev_days_override', () => {
+      render(<EpgSettingsForm active={true} />);
+      expect(mockForm.getInputProps).toHaveBeenCalledWith(
+        'xmltv_prev_days_override'
+      );
+    });
+  });
+});
diff --git a/frontend/src/components/forms/settings/__tests__/UserLimitsForm.test.jsx b/frontend/src/components/forms/settings/__tests__/UserLimitsForm.test.jsx
new file mode 100644
index 00000000..642078c5
--- /dev/null
+++ b/frontend/src/components/forms/settings/__tests__/UserLimitsForm.test.jsx
@@ -0,0 +1,428 @@
+import { render, screen, fireEvent, waitFor } from '@testing-library/react';
+import { describe, it, expect, vi, beforeEach } from 'vitest';
+import UserLimitsForm from '../UserLimitsForm';
+
+// ── Store mock ─────────────────────────────────────────────────────────────────
+vi.mock('../../../../store/settings.jsx', () => ({ default: vi.fn() }));
+
+// ── @mantine/form mock ────────────────────────────────────────────────────────
+vi.mock('@mantine/form', () => ({ useForm: vi.fn() }));
+
+// ── @mantine/core mock ────────────────────────────────────────────────────────
+vi.mock('@mantine/core', () => ({
+  Alert: ({ title, color, variant }) => (
+    <div data-testid="alert" data-color={color} data-variant={variant}>
+      {title}
+    </div>
+  ),
+  Button: ({ children, type, disabled, variant, color, onClick }) => (
+    <button
+      type={type}
+      disabled={disabled}
+      data-variant={variant}
+      data-color={color}
+      onClick={onClick}
+    >
+      {children}
+    </button>
+  ),
+  Checkbox: ({ label, description, checked, onChange }) => (
+    <div data-testid="checkbox-wrapper">
+      {label && <label data-testid="checkbox-label">{label}</label>}
+      {description && (
+        <span data-testid="checkbox-description">{description}</span>
+      )}
+      <input
+        data-testid={`checkbox-${label}`}
+        type="checkbox"
+        checked={checked ?? false}
+        onChange={(e) => onChange?.(e.currentTarget.checked)}
+      />
+    </div>
+  ),
+  Flex: ({ children, mih, gap, justify, align }) => (
+    <div
+      data-mih={mih}
+      data-gap={gap}
+      data-justify={justify}
+      data-align={align}
+    >
+      {children}
+    </div>
+  ),
+  Stack: ({ children, gap }) => <div data-gap={gap}>{children}</div>,
+}));
+
+// ── SettingsUtils mock ────────────────────────────────────────────────────────
+vi.mock('../../../../utils/pages/SettingsUtils.js', () => ({
+  updateSetting: vi.fn(),
+}));
+
+// ──────────────────────────────────────────────────────────────────────────────
+// Imports after mocks
+// ──────────────────────────────────────────────────────────────────────────────
+import useSettingsStore from '../../../../store/settings.jsx';
+import { useForm } from '@mantine/form';
+import { updateSetting } from '../../../../utils/pages/SettingsUtils.js';
+import { USER_LIMITS_OPTIONS } from '../../../../constants.js';
+
+// ── Derived constants (mirrors the component) ─────────────────────────────────
+const USER_LIMIT_DEFAULTS = Object.keys(USER_LIMITS_OPTIONS).reduce(
+  (acc, key) => {
+    acc[key] = USER_LIMITS_OPTIONS[key].default;
+    return acc;
+  },
+  {}
+);
+
+// ── Form mock factory ─────────────────────────────────────────────────────────
+
+let mockForm;
+
+const createMockForm = (initialValues = { ...USER_LIMIT_DEFAULTS }) => {
+  const state = { ...initialValues };
+  return {
+    values: state,
+    setValues: vi.fn((vals) => {
+      Object.assign(state, vals);
+    }),
+    getInputProps: vi.fn((field, opts) => {
+      if (opts?.type === 'checkbox') {
+        return {
+          checked: state[field],
+          onChange: vi.fn((val) => {
+            state[field] = val;
+          }),
+        };
+      }
+      return { value: state[field], onChange: vi.fn() };
+    }),
+    getValues: vi.fn(() => ({ ...state })),
+    onSubmit: vi.fn((handler) => (e) => {
+      e?.preventDefault?.();
+      return handler();
+    }),
+    submitting: false,
+  };
+};
+
+// ── Settings factories ────────────────────────────────────────────────────────
+
+const makeSettings = (userLimitValue = {}) => ({
+  user_limit_settings: { id: 1, value: userLimitValue },
+});
+
+// ──────────────────────────────────────────────────────────────────────────────
+
+describe('UserLimitsForm', () => {
+  beforeEach(() => {
+    vi.clearAllMocks();
+
+    mockForm = createMockForm();
+    vi.mocked(useForm).mockReturnValue(mockForm);
+
+    vi.mocked(useSettingsStore).mockImplementation((sel) =>
+      sel({ settings: null })
+    );
+
+    vi.mocked(updateSetting).mockResolvedValue({ id: 1 });
+  });
+
+  // ── Rendering ──────────────────────────────────────────────────────────────
+
+  describe('rendering', () => {
+    it('renders without crashing', () => {
+      render(<UserLimitsForm active={true} />);
+      expect(screen.getAllByTestId('checkbox-wrapper')).toHaveLength(
+        Object.keys(USER_LIMITS_OPTIONS).length
+      );
+    });
+
+    it('renders a Checkbox for every USER_LIMITS_OPTIONS entry', () => {
+      render(<UserLimitsForm active={true} />);
+      Object.values(USER_LIMITS_OPTIONS).forEach((opt) => {
+        expect(screen.getByText(opt.label)).toBeInTheDocument();
+      });
+    });
+
+    it('renders every checkbox description', () => {
+      render(<UserLimitsForm active={true} />);
+      Object.values(USER_LIMITS_OPTIONS).forEach((opt) => {
+        expect(screen.getByText(opt.description)).toBeInTheDocument();
+      });
+    });
+
+    it('renders a Save button of type="submit"', () => {
+      render(<UserLimitsForm active={true} />);
+      const btn = screen.getByText('Save');
+      expect(btn).toHaveAttribute('type', 'submit');
+    });
+
+    it('renders a "Reset to Defaults" button', () => {
+      render(<UserLimitsForm active={true} />);
+      expect(screen.getByText('Reset to Defaults')).toBeInTheDocument();
+    });
+
+    it('does not show the "Saved Successfully" alert initially', () => {
+      render(<UserLimitsForm active={true} />);
+      expect(screen.queryByTestId('alert')).not.toBeInTheDocument();
+    });
+  });
+
+  // ── Initialization ─────────────────────────────────────────────────────────
+
+  describe('initialization', () => {
+    it('calls useForm with mode="controlled"', () => {
+      render(<UserLimitsForm active={true} />);
+      expect(vi.mocked(useForm)).toHaveBeenCalledWith(
+        expect.objectContaining({ mode: 'controlled' })
+      );
+    });
+
+    it('seeds useForm with USER_LIMIT_DEFAULTS as initialValues', () => {
+      render(<UserLimitsForm active={true} />);
+      expect(vi.mocked(useForm)).toHaveBeenCalledWith(
+        expect.objectContaining({ initialValues: USER_LIMIT_DEFAULTS })
+      );
+    });
+
+    it('calls getInputProps with type:"checkbox" for each option key', () => {
+      render(<UserLimitsForm active={true} />);
+      Object.keys(USER_LIMITS_OPTIONS).forEach((key) => {
+        expect(mockForm.getInputProps).toHaveBeenCalledWith(key, {
+          type: 'checkbox',
+        });
+      });
+    });
+  });
+
+  // ── Settings effect ────────────────────────────────────────────────────────
+
+  describe('settings effect', () => {
+    it('calls setValues with merged defaults + stored values when settings provided', () => {
+      const stored = {
+        terminate_on_limit_exceeded: false,
+        ignore_same_channel_connections: true,
+      };
+      vi.mocked(useSettingsStore).mockImplementation((sel) =>
+        sel({ settings: makeSettings(stored) })
+      );
+
+      render(<UserLimitsForm active={true} />);
+
+      expect(mockForm.setValues).toHaveBeenCalledWith({
+        ...USER_LIMIT_DEFAULTS,
+        ...stored,
+      });
+    });
+
+    it('does not call setValues when settings is null', () => {
+      vi.mocked(useSettingsStore).mockImplementation((sel) =>
+        sel({ settings: null })
+      );
+
+      render(<UserLimitsForm active={true} />);
+
+      expect(mockForm.setValues).not.toHaveBeenCalled();
+    });
+
+    it('does not call setValues when user_limit_settings.value is absent', () => {
+      vi.mocked(useSettingsStore).mockImplementation((sel) =>
+        sel({ settings: { user_limit_settings: { id: 1 } } })
+      );
+
+      render(<UserLimitsForm active={true} />);
+
+      expect(mockForm.setValues).not.toHaveBeenCalled();
+    });
+  });
+
+  // ── active prop effect ─────────────────────────────────────────────────────
+
+  describe('active prop effect', () => {
+    it('resets the saved alert when active changes to false', async () => {
+      vi.mocked(useSettingsStore).mockImplementation((sel) =>
+        sel({ settings: makeSettings({}) })
+      );
+
+      const { rerender } = render(<UserLimitsForm active={true} />);
+
+      fireEvent.click(screen.getByText('Save'));
+      await waitFor(() => {
+        expect(screen.getByTestId('alert')).toBeInTheDocument();
+      });
+
+      rerender(<UserLimitsForm active={false} />);
+      expect(screen.queryByTestId('alert')).not.toBeInTheDocument();
+    });
+
+    it('does not show alert when active starts as false', () => {
+      render(<UserLimitsForm active={false} />);
+      expect(screen.queryByTestId('alert')).not.toBeInTheDocument();
+    });
+  });
+
+  // ── Reset to Defaults ──────────────────────────────────────────────────────
+
+  describe('"Reset to Defaults" button', () => {
+    it('calls form.setValues with USER_LIMIT_DEFAULTS when clicked', () => {
+      render(<UserLimitsForm active={true} />);
+      fireEvent.click(screen.getByText('Reset to Defaults'));
+      expect(mockForm.setValues).toHaveBeenCalledWith(USER_LIMIT_DEFAULTS);
+    });
+
+    it('can be clicked multiple times without error', () => {
+      render(<UserLimitsForm active={true} />);
+      fireEvent.click(screen.getByText('Reset to Defaults'));
+      fireEvent.click(screen.getByText('Reset to Defaults'));
+      expect(mockForm.setValues).toHaveBeenCalledTimes(2);
+    });
+  });
+
+  // ── Submit — success ───────────────────────────────────────────────────────
+
+  describe('submit — success', () => {
+    it('calls updateSetting with merged user_limit_settings + current values', async () => {
+      const stored = { id: 42, key: 'user_limit_settings', value: {} };
+      vi.mocked(useSettingsStore).mockImplementation((sel) =>
+        sel({ settings: { user_limit_settings: stored } })
+      );
+
+      render(<UserLimitsForm active={true} />);
+      // Set values after render to avoid settings effect overwriting them
+      Object.assign(mockForm.values, { terminate_on_limit_exceeded: false });
+
+      fireEvent.click(screen.getByText('Save'));
+
+      await waitFor(() => {
+        expect(updateSetting).toHaveBeenCalledWith({
+          ...stored,
+          value: expect.objectContaining({
+            terminate_on_limit_exceeded: false,
+          }),
+        });
+      });
+    });
+
+    it('shows "Saved Successfully" alert when updateSetting returns a truthy result', async () => {
+      vi.mocked(updateSetting).mockResolvedValue({ id: 1 });
+      vi.mocked(useSettingsStore).mockImplementation((sel) =>
+        sel({ settings: makeSettings({}) })
+      );
+
+      render(<UserLimitsForm active={true} />);
+      fireEvent.click(screen.getByText('Save'));
+
+      await waitFor(() => {
+        expect(screen.getByTestId('alert')).toBeInTheDocument();
+        expect(screen.getByText('Saved Successfully')).toBeInTheDocument();
+      });
+    });
+
+    it('does NOT show alert when updateSetting returns null/falsy', async () => {
+      vi.mocked(updateSetting).mockResolvedValue(null);
+      vi.mocked(useSettingsStore).mockImplementation((sel) =>
+        sel({ settings: makeSettings({}) })
+      );
+
+      render(<UserLimitsForm active={true} />);
+      fireEvent.click(screen.getByText('Save'));
+
+      await waitFor(() => {
+        expect(updateSetting).toHaveBeenCalled();
+      });
+      expect(screen.queryByTestId('alert')).not.toBeInTheDocument();
+    });
+
+    it('passes getValues() result as the value to updateSetting', async () => {
+      const currentValues = {
+        terminate_on_limit_exceeded: false,
+        prioritize_single_client_channels: true,
+        ignore_same_channel_connections: true,
+        terminate_oldest: false,
+      };
+      mockForm.getValues.mockReturnValue(currentValues);
+      vi.mocked(useSettingsStore).mockImplementation((sel) =>
+        sel({ settings: makeSettings({}) })
+      );
+
+      render(<UserLimitsForm active={true} />);
+      fireEvent.click(screen.getByText('Save'));
+
+      await waitFor(() => {
+        expect(updateSetting).toHaveBeenCalledWith(
+          expect.objectContaining({ value: currentValues })
+        );
+      });
+    });
+
+    it('clears saved=false at start of each submit before setting it true', async () => {
+      vi.mocked(updateSetting).mockResolvedValue({ id: 1 });
+      vi.mocked(useSettingsStore).mockImplementation((sel) =>
+        sel({ settings: makeSettings({}) })
+      );
+
+      render(<UserLimitsForm active={true} />);
+
+      // First save
+      fireEvent.click(screen.getByText('Save'));
+      await waitFor(() =>
+        expect(screen.getByTestId('alert')).toBeInTheDocument()
+      );
+
+      // Second save — alert should still appear after re-submit
+      fireEvent.click(screen.getByText('Save'));
+      await waitFor(() =>
+        expect(screen.getByTestId('alert')).toBeInTheDocument()
+      );
+    });
+  });
+
+  // ── Submit — error ─────────────────────────────────────────────────────────
+
+  describe('submit — error', () => {
+    it('does not show alert when updateSetting throws', async () => {
+      vi.mocked(updateSetting).mockRejectedValue(new Error('network error'));
+      vi.mocked(useSettingsStore).mockImplementation((sel) =>
+        sel({ settings: makeSettings({}) })
+      );
+
+      render(<UserLimitsForm active={true} />);
+      fireEvent.click(screen.getByText('Save'));
+
+      await waitFor(() => {
+        expect(updateSetting).toHaveBeenCalled();
+      });
+      expect(screen.queryByTestId('alert')).not.toBeInTheDocument();
+    });
+
+    it('does not throw to the caller when updateSetting rejects', async () => {
+      vi.mocked(updateSetting).mockRejectedValue(new Error('fail'));
+      vi.mocked(useSettingsStore).mockImplementation((sel) =>
+        sel({ settings: makeSettings({}) })
+      );
+
+      render(<UserLimitsForm active={true} />);
+
+      await expect(
+        waitFor(() => fireEvent.click(screen.getByText('Save')))
+      ).resolves.not.toThrow();
+    });
+  });
+
+  // ── Submit disabled state ──────────────────────────────────────────────────
+
+  describe('Save button disabled state', () => {
+    it('is disabled when form.submitting is true', () => {
+      mockForm.submitting = true;
+      render(<UserLimitsForm active={true} />);
+      expect(screen.getByText('Save')).toBeDisabled();
+    });
+
+    it('is not disabled when form.submitting is false', () => {
+      mockForm.submitting = false;
+      render(<UserLimitsForm active={true} />);
+      expect(screen.getByText('Save')).not.toBeDisabled();
+    });
+  });
+});