stable1 Jun 2021 to 8 Dec 2021

Mozilla Firefox: 2.11 to 3.4

6 new settings, 13 changed since 2.11. 6 retained releases apart.

CSV JSONBrowse its 280 settings Vendor download page

Changes that matter

19 settings · compared with 2.11

Bookmarks (JSON)New
Computer and user · Mozilla\Firefox\Bookmarks
Auto Launch Protocols From OriginsNew
Computer and user · Mozilla\Firefox
Extension Management
Computer and user · Mozilla\Firefox\Extensions
- Template definition changed; registry values, options and limits are the same.
Search Engine One
Computer and user · Mozilla\Firefox\Search
- New option [added: Encoding (SearchEngine_Encoding)]
- Editor controls or their defaults changed.
Background updaterNew
Computer and user · Mozilla\Firefox
Search Engine Two
Computer and user · Mozilla\Firefox\Search
- New option [added: Encoding (SearchEngine_Encoding)]
- Editor controls or their defaults changed.
Locked
Computer and user · Mozilla\Firefox\Picture-in-Picture
- Description If this policy is ~~[removed: disabled, the Picture-in-Picture toggle does not appear on videos.]~~[added: enabled, Picture-in-Picture settings cannot be changed by the user.] If this policy is ~~[removed: en]~~[added: dis]abled or not ~~[removed: configured, the Picture-in-Picture toggle is available on videos.]~~[added: configured,Picture-in-Picture settings can be changed by the user.]
  Whole description, marked
  If this policy is ~~[removed: disabled, the Picture-in-Picture toggle does not appear on videos.]~~[added: enabled, Picture-in-Picture settings cannot be changed by the user.] If this policy is ~~[removed: en]~~[added: dis]abled or not ~~[removed: configured, the Picture-in-Picture toggle is available on videos.]~~[added: configured,Picture-in-Picture settings can be changed by the user.]
- Template definition changed; registry values, options and limits are the same.
Search Engine Three
Computer and user · Mozilla\Firefox\Search
- New option [added: Encoding (SearchEngine_Encoding)]
- Editor controls or their defaults changed.
Search Engine Four
Computer and user · Mozilla\Firefox\Search
- New option [added: Encoding (SearchEngine_Encoding)]
- Editor controls or their defaults changed.
Search Engine Five
Computer and user · Mozilla\Firefox\Search
- New option [added: Encoding (SearchEngine_Encoding)]
- Editor controls or their defaults changed.
Windows SSONew
Computer and user · Mozilla\Firefox
Accept third-party cookies (Deprecated)Deprecated
Computer and user · Mozilla\Firefox\Cookies
- Renamed Accept third-party cookies[added: (Deprecated)]
- Option “Accept third-party cookies (Deprecated)” Accept third-party cookies[added: (Deprecated)]
Cookie BehaviorNew
Computer and user · Mozilla\Firefox\Cookies
Cookie Behavior in private browsingNew
Computer and user · Mozilla\Firefox\Cookies
Accept cookies from websites (Deprecated)Deprecated
Computer and user · Mozilla\Firefox\Cookies
- Renamed Accept cookies from websites[added: (Deprecated)]
Reject trackers (Deprecated)Deprecated
Computer and user · Mozilla\Firefox\Cookies
- Renamed Reject trackers[added: (Deprecated)]
Customize Firefox Home
Computer and user · Mozilla\Firefox
- New option [added: Sponsored Top Sites (FirefoxHome_SponsoredTopSites)]
- New option [added: Sponsored Pocket Stories (FirefoxHome_SponsoredPocket)]
- Editor controls or their defaults changed.
Enable Permissions
Computer and user · Mozilla\Firefox\PDF.js
- Moved Mozilla\Firefox\PDF[added: .]js
Enable PDF.js
Computer and user · Mozilla\Firefox\PDF.js
- Renamed Enable PDF[added: .]js
- Moved Mozilla\Firefox\PDF[added: .]js