Firefox 147 release information

Disclaimer

The following information is intended for members of the Mozilla Support community for the purpose of supporting users in the Mozilla Support platform. Mozilla Support is a community of enthusiastic volunteers and employees trying to support Mozilla's users around the globe. You can join us by contributing through the following ways:

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Release notes

Dot releases

Platform	Version	Release date	Notable fixes	Unresolved
Firefox Desktop	147.0.1	Jan 16, 2026	bug2010712, bug2001887, bug2010411	-
Firefox & Focus for Android	147.0.1	Jan 16, 2026	bug2010712, bug2006756, bug2010411	-

Contributor discussions

Please refer to the following contributor forum threads to learn more about known issues and discuss with other contributors:

You can also join our Matrix channel to ask questions/join community discussion.

Stay updated

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What's new in Firefox 147

Content in this page is being updated periodically as we're rolling out the release.

Firefox Desktop content update

Local network access restrictions
Description:	Local network access restrictions is now enabled by default for users with ETP set to Strict
Content request:	https://bugzilla.mozilla.org/show_bug.cgi?id=1995870 https://bugzilla.mozilla.org/show_bug.cgi?id=2011186
KB article:	https://support.mozilla.org/kb/control-personal-device-local-network-permissions-firefox	Article update

Customizable Hotkeys
Description:	New article about the customizable hotkeys
Content request:	https://bugzilla.mozilla.org/show_bug.cgi?id=1995889
KB article:	https://support.mozilla.org/kb/use-keyboard-shortcuts-firefox	New article

Adding Switzerland in the address autofill article on desktop
Description:	Address autofill launch in Switzerland
Content request:	https://bugzilla.mozilla.org/show_bug.cgi?id=2011261
KB article:	https://support.mozilla.org/kb/automatically-fill-your-address-web-forms	Article update

Firefox for Android content update

Firefox for iOS content update

Known studies/experiments

Platform	Studies/experiments	Description	Related discussions	Forum tag
Firefox desktop	Address autofill launch on Switzerland	Gradual launch on desktop only	-	Autofill

Top requests

Check out top voted requests on Mozilla Connect.

Known issues

Known incidents

ChatGPT stopped working in Firefox 147
Description:	ChatGPT loading errors due to compression dictionary incompatibility
Status:	Resolved
Product(s) impacted:	Firefox Desktop
Associated bug:	https://bugzilla.mozilla.org/show_bug.cgi?id=2010712
Resolution/workaround:	Resolved with the release of 147.0.1

Firefox Address Bar Autofill Degraded
Description:	Autofill suggests urls that aren't relevant to the user
Status:	Ongoing
Product(s) impacted:	Firefox Desktop
Associated bug:	https://bugzilla.mozilla.org/show_bug.cgi?id=2010941
Resolution/workaround:	-

Unexpected back navigation in Fenix 147
Description:	Firefox for Android frequently and randomly going back to the previous page after a new one is loaded
Status:	Ongoing
Product(s) impacted:	Firefox for Android 147
Associated bug:	https://bugzilla.mozilla.org/show_bug.cgi?id=2011319
Resolution/workaround:	Ongoing incident

Support/Firefox147

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