Firefox Tomorrow
Stable 146.0.1

Firefox 146.0.1

Thursday, December 18, 2025 9 changes 3 categories

TL;DR

7 fixes, 2 other changes. Highlight: Improved overall stability by fixing crashes related to browsing, graphics, and accessibility features. (Bugs 2001160 , 1998185 , 1998188 )

Fixed 7 items
  1. 01

    Improved overall stability by fixing crashes related to browsing, graphics, and accessibility features. (Bugs 2001160 , 1998185 , 1998188 )

  2. 02

    Fixed an issue where fingerprinting protection caused incorrect font rendering on popular websites. ( Bug 2000429 )

  3. 03

    Fixed crashes related to media playback and GMP process shutdown. ( Bug 2002697 )

  4. 04

    Fixed an issue where desktop profile shortcuts were being unintentionally removed when changing copied profile settings. ( Bug 1998209 )

  5. 05

    Improved sidebar text contrast when using vertical tabs with certain themes. ( Bug 2006091 )

  6. 06

    When restoring from a backup, the restore success message will appear over the new tab page instead of one of the tabs restored from a backup, to avoid cases where the restored tab canceled the restore success message. ( Bug 2003307 )

  7. 07

    Reference link to 146.0 release notes .

Changed 1 item
  1. 01

    On Windows, clicking tabs may not work at the very top of the screen when Firefox is maximized on a second monitor. We’re working to fix this in a future release. (Fixed in 147.0)

Security 1 item
  1. 01

    Various security fixes .