MozillaWiki

Support/Firefox146: Difference between revisions

< Support
(Placeholder for 146)
 
(→‎Dot releases: adding 146.0.1)
 
(8 intermediate revisions by 3 users not shown)
Line 21: Line 21:


== Dot releases ==
== Dot releases ==
TBD
<!--
{| class="wikitable"
{| class="wikitable"
|-
|-
! Platform !! Version !! Release date !! Notable fixes !! Unresolved
! Platform !! Version !! Release date !! Notable fixes !! Unresolved
|-
|-
| Firefox Desktop || [https://www.mozilla.org/firefox/137.0.1/releasenotes/ 137.0.1] || April 13, 2025 || [https://bugzilla.mozilla.org/ bugxxxxx], [https://bugzilla.mozilla.org/ bugxxxxx], [https://bugzilla.mozilla.org/ bugxxxxx] || -
| Firefox Desktop || [https://www.mozilla.org/firefox/146.0.1/releasenotes/ 146.0.1] || Dec 18, 2025 || Various bug fixes and [https://www.mozilla.org/en-US/security/advisories/mfsa2025-98/ security fixes] || -
|-
|-
| Firefox & Focus for Android || [https://www.mozilla.org/firefox/android/130.0.1/releasenotes/ 137.0.1] || April 13, 2025 || Various stability fixes || -
| Firefox & Focus for Android || [https://www.mozilla.org/firefox/android/146.0.1/releasenotes/ 146.0.1] || Dec 18, 2025 || Various bug fixes and [https://www.mozilla.org/en-US/security/advisories/mfsa2025-98/ security fixes] || -
|}
<!--
|-
|-
| Firefox & Focus for iOS || 137.1 || April 13, 2025 || Various stability fixes || -
| Firefox & Focus for iOS || 137.1 || April 13, 2025 || Various stability fixes || -
|}
-->
-->


Line 52: Line 51:
* '''Newsletter:''' Consider subscribing to [https://mzl.la/3NZO8tI Firefox Daily Digest] to get daily updates (Mon-Fri) about Firefox from across the internet.
* '''Newsletter:''' Consider subscribing to [https://mzl.la/3NZO8tI Firefox Daily Digest] to get daily updates (Mon-Fri) about Firefox from across the internet.


== What's new in Firefox 140 ==
== What's new in Firefox 146 ==


{{admon/note|Content in this page is being updated periodically as we're rolling out the release.}}
{{admon/note|Content in this page is being updated periodically as we're rolling out the release.}}


=== Firefox Desktop content update ===
=== Firefox Desktop content update ===
<!--
{| class="wikitable"
{| class="wikitable"
!colspan="3"|Feature name
!colspan="3"|Firefox Backup tool (Windows)
|-
|'''Description:'''
|colspan="2"| Save your Firefox data with a backup file
|-
|'''Content request:'''
|colspan="2"|https://bugzilla.mozilla.org/show_bug.cgi?id=1975254
|-
|'''KB article:'''
|https://support.mozilla.org/kb/firefox-backup
|New article
|}
 
{| class="wikitable"
!colspan="3"|Firefox Labs update
|-
|-
|'''Description:'''
|'''Description:'''
|colspan="2"|Feature description
|colspan="2"|Firefox Labs is available to all desktop users even though Telemetry or Studies are disabled
|-
|-
|'''Content request:'''
|'''Content request:'''
|colspan="2"|Content request bugzilla
|colspan="2"|No content request. Related bug report: https://bugzilla.mozilla.org/show_bug.cgi?id=1972647
|-
|-
|'''KB article:'''
|'''KB article:'''
|Article link
|https://support.mozilla.org/kb/firefox-labs-explore-experimental-features-firefox
|New article/Article update
|Update
|}
|}


{| class="wikitable"
!colspan="3"|Firefox weather
|-
|'''Description:'''
|colspan="2"|Firefox weather availability update
|-
|'''Content request:'''
|colspan="2"|https://bugzilla.mozilla.org/show_bug.cgi?id=1999716<br>https://bugzilla.mozilla.org/show_bug.cgi?id=1999745
|-
|'''KB article:'''
|https://support.mozilla.org/kb/how-it-works-firefox-weather<br>https://support.mozilla.org/en-US/kb/customize-items-on-firefox-new-tab-page
|Update
|}
<!--
{| class="wikitable"
{| class="wikitable"
!colspan="3"|Feature name
!colspan="3"|Feature name
Line 110: Line 136:
|Article link
|Article link
|}
|}
-->
-->


=== Firefox for Android content update ===
=== Firefox for Android content update ===
 
{| class="wikitable"
!colspan="3"|Android new tab tray
|-
|'''Description:'''
|colspan="2"|Explain the new tab tray design
|-
|'''Content request:'''
|colspan="2"|https://bugzilla.mozilla.org/show_bug.cgi?id=2001641
|-
|'''KB article:'''
|https://support.mozilla.org/kb/manage-multiple-tabs-firefox-android
|New article
|}
<!--
<!--
{| class="wikitable"
{| class="wikitable"
Line 169: Line 206:


== Known issues ==
== Known issues ==
<!--
{| class="wikitable"
{| class="wikitable"
|-
|-
! Platform !! Issue !! Known bug/Related discussions !! Fix/workaround
! Platform !! Category !! Issue !! Known bug/Related discussions !! Fix/workaround
|-
| Desktop || UI/UX || Selection color for items in the Sidebar and Library is too bright in the dark mode || [https://bugzilla.mozilla.org/show_bug.cgi?id=2005430 bug 2005430], [https://support.mozilla.org/questions/firefox?tagged=browser-appearance browser-appearance] tag || -
|-
| Desktop || UI/UX || A thin strip remains between a maximized Firefox window and the screen edge on external monitors || [https://bugzilla.mozilla.org/show_bug.cgi?id=1993474 bug 1993474], [https://support.mozilla.org/questions/firefox?tagged=browser-appearance browser-appearance] tag || Fixed in v147
|-
| Desktop || Profiles || Profiles created via the legacy [https://support.mozilla.org/en-US/kb/profile-manager-create-remove-switch-firefox-profiles Profile manager] do not show up in the Profiles menu || [https://bugzilla.mozilla.org/show_bug.cgi?id=1996240 bug 1996240] || Use the legacy Profile manager; the fix should come soon
|-
| Desktop || Profiles || The [https://support.mozilla.org/en-US/kb/refresh-firefox-reset-add-ons-and-settings Refresh Firefox] feature is disabled with the release of the new profile management system || [https://bugzilla.mozilla.org/show_bug.cgi?id=1928138 bug 1928138] || -
|-
| Desktop || Sidebar || Microphone permission prompt is not displayed for sidebar chatbots || [https://bugzilla.mozilla.org/show_bug.cgi?id=1982956 bug 1982956] || Give the website a persistent permission in a regular tab
|-
| Desktop || Webcompat || Facebook audio and video call isn't working in Firefox || [https://bugzilla.mozilla.org/show_bug.cgi?id=1896361 bug 1896361] || -
|-
| Android || UI/UX || Review prompt is displayed too often for some users || [https://bugzilla.mozilla.org/show_bug.cgi?id=2001801 bug 2001801] [https://bugzilla.mozilla.org/show_bug.cgi?id=2004459 bug 2004459] || Temporary fix (disabling the prompt) is coming in the next dot release next week; the initial cause is still unknown
|-
|-
| Desktop || - || - || -
| Android || UI/UX || Empty strip remains and stories section cut when scrolling on homescreen with the toolbar set to top with composable toolbar disabled || [https://bugzilla.mozilla.org/show_bug.cgi?id=1998100 bug 1998100] || Fixed in v145.0.1
|-
|-
| Android || - || - || -
| Android || UI/UX || Android shortcuts no longer displayed in carousel view  || - || This is an intentional change introduced in 144
|-
|-
| iOS || - || - || -  
| iOS || UI/UX || Send tab functionality is missing || [https://connect.mozilla.org/t5/discussions/what-happened-to-quot-send-tab-quot/m-p/104783#M40603] || Unknown
|-
| iOS || UI/UX || Google search shows a download app message || [https://github.com/mozilla-mobile/firefox-ios/issues/28547] || Unknown
|}
|}
-->


== Known incidents ==
== Known incidents ==

Latest revision as of 16:22, 19 December 2025


Firefox 146 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:

To learn more about how to stay updated with Firefox release information, trending, and known issues, please also check out How to stay updated with Firefox release

Release notes

Dot releases

Platform Version Release date Notable fixes Unresolved
Firefox Desktop 146.0.1 Dec 18, 2025 Various bug fixes and security fixes -
Firefox & Focus for Android 146.0.1 Dec 18, 2025 Various bug fixes and security fixes -

Bug & feedback boards

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

Apart from sharing release information, there are other ways to stay updated with product release and community updates:

  • Community call: We run a monthly community call (usually on the same week we release a new Firefox version). Check our schedule here and don't hesitate to join the call in person if you can!
  • Newsletter: Consider subscribing to Firefox Daily Digest to get daily updates (Mon-Fri) about Firefox from across the internet.

What's new in Firefox 146

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

Firefox Desktop content update

Firefox Backup tool (Windows)
Description: Save your Firefox data with a backup file
Content request: https://bugzilla.mozilla.org/show_bug.cgi?id=1975254
KB article: https://support.mozilla.org/kb/firefox-backup New article
Firefox Labs update
Description: Firefox Labs is available to all desktop users even though Telemetry or Studies are disabled
Content request: No content request. Related bug report: https://bugzilla.mozilla.org/show_bug.cgi?id=1972647
KB article: https://support.mozilla.org/kb/firefox-labs-explore-experimental-features-firefox Update
Firefox weather
Description: Firefox weather availability update
Content request: https://bugzilla.mozilla.org/show_bug.cgi?id=1999716
https://bugzilla.mozilla.org/show_bug.cgi?id=1999745
KB article: https://support.mozilla.org/kb/how-it-works-firefox-weather
https://support.mozilla.org/en-US/kb/customize-items-on-firefox-new-tab-page 		Update

Firefox for Android content update

Android new tab tray
Description: Explain the new tab tray design
Content request: https://bugzilla.mozilla.org/show_bug.cgi?id=2001641
KB article: https://support.mozilla.org/kb/manage-multiple-tabs-firefox-android New article

Firefox for iOS content update

Known studies/experiments

Top requests

Known issues

Platform Category Issue Known bug/Related discussions Fix/workaround
Desktop UI/UX Selection color for items in the Sidebar and Library is too bright in the dark mode bug 2005430, browser-appearance tag -
Desktop UI/UX A thin strip remains between a maximized Firefox window and the screen edge on external monitors bug 1993474, browser-appearance tag Fixed in v147
Desktop Profiles Profiles created via the legacy Profile manager do not show up in the Profiles menu bug 1996240 Use the legacy Profile manager; the fix should come soon
Desktop Profiles The Refresh Firefox feature is disabled with the release of the new profile management system bug 1928138 -
Desktop Sidebar Microphone permission prompt is not displayed for sidebar chatbots bug 1982956 Give the website a persistent permission in a regular tab
Desktop Webcompat Facebook audio and video call isn't working in Firefox bug 1896361 -
Android UI/UX Review prompt is displayed too often for some users bug 2001801 bug 2004459 Temporary fix (disabling the prompt) is coming in the next dot release next week; the initial cause is still unknown
Android UI/UX Empty strip remains and stories section cut when scrolling on homescreen with the toolbar set to top with composable toolbar disabled bug 1998100 Fixed in v145.0.1
Android UI/UX Android shortcuts no longer displayed in carousel view - This is an intentional change introduced in 144
iOS UI/UX Send tab functionality is missing [1] Unknown
iOS UI/UX Google search shows a download app message [2] Unknown

Known incidents

Post-release

Retrieved from "https://wiki.mozilla.org/index.php?title=Support/Firefox146&oldid=1256022"