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stable8 Apr 2026 to 16 Sep 2026

Mozilla Firefox: 7.9.1 to 8.3

18 new settings, 70 changed since 7.9.1. 7 retained releases apart.

CSVJSONBrowse its 415 settings Vendor download page

Changes that matter

88 settings · compared with 7.9.1
  • Bookmark 01
    Computer and user · Mozilla\Firefox\Bookmarks
    • Option “Title” [was: URL][now: Title]
    • Option “URL” [removed: Favicon ]URL
    • Option “Folder name” [was: BookmarkFolder][now: Folder name]
    • Option “Favicon URL” [was: Placement][now: Favicon URL]
    • Editor controls or their defaults changed.
  • Control use of the Web Serial APINew
    Computer and user · Mozilla\Firefox
  • Disable launch on loginNew
    Computer and user · Mozilla\Firefox
  • Blocked widgetsNew
    Computer and user · Mozilla\Firefox\Firefox Home\Widgets
  • Block TrackersNew
    Computer and user · Mozilla\Firefox\Local Network Access
  • WeatherNew
    Computer and user · Mozilla\Firefox\Firefox Home
  • WidgetsNew
    Computer and user · Mozilla\Firefox\Firefox Home\Widgets
  • Enable PromptingNew
    Computer and user · Mozilla\Firefox\Local Network Access
  • Bookmark 02
    Computer and user · Mozilla\Firefox\Bookmarks
    • Option “Title” [was: URL][now: Title]
    • Option “URL” [removed: Favicon ]URL
    • Option “Folder name” [was: BookmarkFolder][now: Folder name]
    • Option “Favicon URL” [was: Placement][now: Favicon URL]
    • Editor controls or their defaults changed.
  • EnabledNew
    Computer and user · Mozilla\Firefox\Local Network Access
  • Firefox Labs
    Computer and user · Mozilla\Firefox\User Messaging
    • Description [added: If this policy is disabled, the ]Firefox Labs[added: section will not be shown in preferences. If this policy is enabled or not configured, the Firefox Labs section will be shown in preferences.]
      Whole description, marked

      [added: If this policy is disabled, the ]Firefox Labs[added: section will not be shown in preferences. If this policy is enabled or not configured, the Firefox Labs section will be shown in preferences.]

    • Template definition changed; registry values, options and limits are the same.
  • LockedNew
    Computer and user · Mozilla\Firefox\Local Network Access
  • Bookmark 03
    Computer and user · Mozilla\Firefox\Bookmarks
    • Option “Title” [was: URL][now: Title]
    • Option “URL” [removed: Favicon ]URL
    • Option “Folder name” [was: BookmarkFolder][now: Folder name]
    • Option “Favicon URL” [was: Placement][now: Favicon URL]
    • Editor controls or their defaults changed.
  • Skip DomainsNew
    Computer and user · Mozilla\Firefox\Local Network Access
  • Enable XSLTNew
    Computer and user · Mozilla\Firefox
  • Bookmark 04
    Computer and user · Mozilla\Firefox\Bookmarks
    • Option “Title” [was: URL][now: Title]
    • Option “URL” [removed: Favicon ]URL
    • Option “Folder name” [was: BookmarkFolder][now: Folder name]
    • Option “Favicon URL” [was: Placement][now: Favicon URL]
    • Editor controls or their defaults changed.
  • Bookmark 05
    Computer and user · Mozilla\Firefox\Bookmarks
    • Option “Title” [was: URL][now: Title]
    • Option “URL” [removed: Favicon ]URL
    • Option “Folder name” [was: BookmarkFolder][now: Folder name]
    • Option “Favicon URL” [was: Placement][now: Favicon URL]
    • Editor controls or their defaults changed.
  • Enable CNSA 2.0 key agreementNew
    Computer and user · Mozilla\Firefox
  • Containers
    Computer and user · Mozilla\Firefox
    • Description … built-in defaults are used. For detailed information on creating the policy, see [removed: https://github.com/mozilla/policy-templates/blob/master/README.md#containers.][added: https://firefox-admin-docs.mozilla.org/reference/policies/containers/.]
      Whole description, marked

      If this policy is enabled, you can use JSON to configure the default containers. If this policy is disabled or not configured, the built-in defaults are used. For detailed information on creating the policy, see [removed: https://github.com/mozilla/policy-templates/blob/master/README.md#containers.][added: https://firefox-admin-docs.mozilla.org/reference/policies/containers/.]

    • Supported on [was: SUPPORTED_FF113][now: Firefox 113 or later]
    • Supported on SUPPORTED_FF113[removed: ; un][added: _ONLY; ]resolved; Blank;
  • Bookmark 06
    Computer and user · Mozilla\Firefox\Bookmarks
    • Option “Title” [was: URL][now: Title]
    • Option “URL” [removed: Favicon ]URL
    • Option “Folder name” [was: BookmarkFolder][now: Folder name]
    • Option “Favicon URL” [was: Placement][now: Favicon URL]
    • Editor controls or their defaults changed.
  • Containers (JSON on one line)
    Computer and user · Mozilla\Firefox
    • Description … built-in defaults are used. For detailed information on creating the policy, see [removed: https://github.com/mozilla/policy-templates/blob/master/README.md#containers.][added: https://firefox-admin-docs.mozilla.org/reference/policies/containers/.]
      Whole description, marked

      If this policy is enabled, you can use JSON to configure the default containers. If this policy is disabled or not configured, the built-in defaults are used. For detailed information on creating the policy, see [removed: https://github.com/mozilla/policy-templates/blob/master/README.md#containers.][added: https://firefox-admin-docs.mozilla.org/reference/policies/containers/.]

    • Supported on [was: SUPPORTED_FF113][now: Firefox 113 or later]
    • Supported on SUPPORTED_FF113[removed: ; un][added: _ONLY; ]resolved; Blank;
  • Bookmark 07
    Computer and user · Mozilla\Firefox\Bookmarks
    • Option “Title” [was: URL][now: Title]
    • Option “URL” [removed: Favicon ]URL
    • Option “Folder name” [was: BookmarkFolder][now: Folder name]
    • Option “Favicon URL” [was: Placement][now: Favicon URL]
    • Editor controls or their defaults changed.
  • Enable default browser settingNew
    Computer and user · Mozilla\Firefox
  • Bookmark 08
    Computer and user · Mozilla\Firefox\Bookmarks
    • Option “Title” [was: URL][now: Title]
    • Option “URL” [removed: Favicon ]URL
    • Option “Folder name” [was: BookmarkFolder][now: Folder name]
    • Option “Favicon URL” [was: Placement][now: Favicon URL]
    • Editor controls or their defaults changed.
  • Bookmark 09
    Computer and user · Mozilla\Firefox\Bookmarks
    • Option “Title” [was: URL][now: Title]
    • Option “URL” [removed: Favicon ]URL
    • Option “Folder name” [was: BookmarkFolder][now: Folder name]
    • Option “Favicon URL” [was: Placement][now: Favicon URL]
    • Editor controls or their defaults changed.
  • Bookmark 10
    Computer and user · Mozilla\Firefox\Bookmarks
    • Option “Title” [was: URL][now: Title]
    • Option “URL” [removed: Favicon ]URL
    • Option “Folder name” [was: BookmarkFolder][now: Folder name]
    • Option “Favicon URL” [was: Placement][now: Favicon URL]
    • Editor controls or their defaults changed.
  • Bookmark 11
    Computer and user · Mozilla\Firefox\Bookmarks
    • Option “Title” [was: URL][now: Title]
    • Option “URL” [removed: Favicon ]URL
    • Option “Folder name” [was: BookmarkFolder][now: Folder name]
    • Option “Favicon URL” [was: Placement][now: Favicon URL]
    • Editor controls or their defaults changed.
  • Bookmark 12
    Computer and user · Mozilla\Firefox\Bookmarks
    • Option “Title” [was: URL][now: Title]
    • Option “URL” [removed: Favicon ]URL
    • Option “Folder name” [was: BookmarkFolder][now: Folder name]
    • Option “Favicon URL” [was: Placement][now: Favicon URL]
    • Editor controls or their defaults changed.
  • Bookmark 13
    Computer and user · Mozilla\Firefox\Bookmarks
    • Option “Title” [was: URL][now: Title]
    • Option “URL” [removed: Favicon ]URL
    • Option “Folder name” [was: BookmarkFolder][now: Folder name]
    • Option “Favicon URL” [was: Placement][now: Favicon URL]
    • Editor controls or their defaults changed.
  • Bookmark 14
    Computer and user · Mozilla\Firefox\Bookmarks
    • Option “Title” [was: URL][now: Title]
    • Option “URL” [removed: Favicon ]URL
    • Option “Folder name” [was: BookmarkFolder][now: Folder name]
    • Option “Favicon URL” [was: Placement][now: Favicon URL]
    • Editor controls or their defaults changed.
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Sources read 20 Oct 22:55 UTC · 258 of 260 readable · 256 fully read · documentation 416/439 current

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