Firefox Stable
The Firefox release that millions of users are running right now. Reliable, polished, broadly tested.
All Stable releases
12,642 tracked changes across 725 releases
- Stable153.0.1Jul 28, 2026
Firefox 153.0.1
Addressed a startup crash on Windows that could occur after updating Firefox, when some of the application's internal files could not be loaded. Firefox should now start in these cases, although parts of the interface may not display correctly until a further update completes ( Bug 2056926 ).
Fixed(11)Changed(1)12changes across 2categories Read more → - Stable153.0Jul 21, 2026
Firefox 153.0
High Dynamic Range (HDR) video playback is now available on Windows - this feature needs HDR mode enabled for the display in Windows Settings - Display . Laptop displays that only offer "HDR video streaming" are not supported at this time. Some videos recorded on phones in certain orientations are currently not shown as HDR.
New(13)Changed(4)Security(1)Enterprise(1)Developer & Extensions(16)Web Platform & APIs(34)69changes across 6categories Read more → - Stable152.0.6Jul 14, 2026
Firefox 152.0.6
Smart Window includes several enhancements: Select text on a page and get quick access to summarize, explain, and more using the built-in assistant. ( Bug 2034921 )
New(1)Fixed(4)Security(1)6changes across 3categories Read more → - Stable152.0.5Jul 7, 2026
Firefox 152.0.5
Fixed the Manage payment methods list in Settings appearing empty when a saved payment card had no expiration date. ( Bug 2048383 )
Fixed(2)2changes across 1category Read more → - Stable152.0.4Jun 30, 2026
Firefox 152.0.4
Smart Window includes several enhancements: You can now ask it to close your tabs, with a confirmation step when needed and the option to undo afterward. ( Bug 2040769 )
New(1)Fixed(4)Security(1)6changes across 3categories Read more → - Stable152.0.3Jun 25, 2026
Firefox 152.0.3
Fixed an issue that could cause extreme memory usage and freezing on startup for users with language packs installed. ( Bug 2049845 )
Fixed(2)2changes across 1category Read more → - Stable152.0.2Jun 23, 2026
Firefox 152.0.2
Fixed some Settings section headings showing placeholder text instead of the translated name in certain languages. ( Bug 2047983 )
Fixed(5)Changed(1)6changes across 2categories Read more → - Stable152.0.1Jun 18, 2026
Firefox 152.0.1
Fixed frequent crashes affecting users with Intel Raptor Lake processors. ( Bug 2039575 )
Fixed(3)3changes across 1category Read more →