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Some sources or documents need attention: 258/260 feeds/APIs · 416/439 docs · checked 02:59 UTC Customize Public modeDiscuss ChangeIntel on Discord
stable22 Apr 2026 to 13 Oct 2026

Mozilla Firefox: 7.10 to 8.4

27 new settings, 72 changed since 7.10. 7 retained releases apart.

CSVJSONBrowse its 424 settings Vendor download page

Wording or translations only

63 settings · compared with 7.10
  • security.tls.hello_downgrade_check
    Computer and user · Mozilla\Firefox\Preferences (Deprecated)
    • Description … preference is locked to false. For a description of the preference, see: [removed: https://github.com/mozilla/policy-templates/blob/master/README.md#preferences][added: https://firefox-admin-docs.mozilla.org/reference/policies/preferences/]
      Whole description, marked

      If this policy is enabled, the preference is locked to true. If this policy is disabled, the preference is locked to false. For a description of the preference, see: [removed: https://github.com/mozilla/policy-templates/blob/master/README.md#preferences][added: https://firefox-admin-docs.mozilla.org/reference/policies/preferences/]

  • ui.key.menuAccessKeyFocuses
    Computer and user · Mozilla\Firefox\Preferences (Deprecated)
    • Description … preference is locked to false. For a description of the preference, see: [removed: https://github.com/mozilla/policy-templates/blob/master/README.md#preferences][added: https://firefox-admin-docs.mozilla.org/reference/policies/preferences/]
      Whole description, marked

      If this policy is enabled, the preference is locked to true. If this policy is disabled, the preference is locked to false. For a description of the preference, see: [removed: https://github.com/mozilla/policy-templates/blob/master/README.md#preferences][added: https://firefox-admin-docs.mozilla.org/reference/policies/preferences/]

  • widget.content.gtk-theme-override
    Computer and user · Mozilla\Firefox\Preferences (Deprecated)
    • Description … disabled, it has no effect. For a description of the preference, see: [removed: https://github.com/mozilla/policy-templates/blob/master/README.md#preferences][added: https://firefox-admin-docs.mozilla.org/reference/policies/preferences/]
      Whole description, marked

      If this policy is enabled, the preference is locked to the string entered. If this policy is disabled, it has no effect. For a description of the preference, see: [removed: https://github.com/mozilla/policy-templates/blob/master/README.md#preferences][added: https://firefox-admin-docs.mozilla.org/reference/policies/preferences/]

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An IT change radar: releases, security, known issues, retirements, documentation changes, and service status from public sources. Every item links to supporting evidence; dates and statuses can change after they are read.

Sources read 21 Oct 02:59 UTC · 258 of 260 readable · 256 fully read · documentation 416/439 current

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