stable22 Apr 2026 to 16 Sep 2026

Mozilla Firefox: 7.10 to 8.3

18 new settings, 70 changed since 7.10. 6 retained releases apart.

New settings

18 settings · compared with 7.10

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
EnabledNew
Computer and user · Mozilla\Firefox\Local Network Access
LockedNew
Computer and user · Mozilla\Firefox\Local Network Access
Skip DomainsNew
Computer and user · Mozilla\Firefox\Local Network Access
Enable XSLTNew
Computer and user · Mozilla\Firefox
Enable CNSA 2.0 key agreementNew
Computer and user · Mozilla\Firefox
Enable default browser settingNew
Computer and user · Mozilla\Firefox
ExceptionsNew
Computer and user · Mozilla\Firefox\Clear data when browser is closed
Site Policies (JSON)New
Computer and user · Mozilla\Firefox
Site Policies (JSON on one line)New
Computer and user · Mozilla\Firefox
Disable Remote Settings and accept security consequencesNew
Computer and user · Mozilla\Firefox
Also open a new tab when restoring previous windows and tabsNew
Computer and user · Mozilla\Firefox\Home page