Firefox release dates and downloads
Firefox is the open-source web browser made by Mozilla and the default browser on Ubuntu, Fedora, Debian and many other distributions. A new major version ships every two weeks; most Linux users get it automatically through their distribution, Flatpak or Snap.
Firefox editions and flavors
Every download goes to the official site.
Upcoming Firefox releases
Soonest first.
- Firefox 160 Firefox · Scheduled in 7 days This week
- Firefox 161 Firefox · Scheduled in 21 days Scheduled
Firefox release timeline
Filled dots are out. The blue dot is today.
All Firefox versions
Every 2 weeks, on dates Mozilla publishes in advance.
| Version | Released | Gap | Support | Get it |
|---|---|---|---|---|
| Firefox 161 | 24 Nov 2026 | Not out yet | ||
| Firefox 160 | 10 Nov 2026 | Not out yet | ||
| Firefox 159 | Oct 27, 2026 | 0.5 mo | Until Nov 2026 | Files |
| Firefox 158 | Oct 13, 2026 | 0.5 mo | Ended Oct 2026 | Files |
| Firefox 157 | Sep 29, 2026 | 0.5 mo | Ended Oct 2026 | Files |
| Firefox 156 | Sep 15, 2026 | 0.5 mo | Ended Sep 2026 | Files |
| Firefox 155 | Sep 1, 2026 | 0.5 mo | Ended Sep 2026 | Files |
| Firefox 154 | Aug 18, 2026 | 0.9 mo | Ended Sep 2026 | Files |
| Firefox 153 LTS | Jul 21, 2026 | 1.1 mo | Supported | Files |
| Firefox 152 | Jun 16, 2026 | 1.0 mo | Ended Jul 2026 | Files |
| Firefox 151 | May 18, 2026 | 0.9 mo | Ended Jun 2026 | Files |
| Firefox 150 | Apr 21, 2026 | 0.9 mo | Ended May 2026 | Files |
Firefox questions
What is the latest version of Firefox?
Firefox 159, released on Oct 27, 2026. It is supported until November 2026. The newest long-term support version is Firefox 153 LTS.
When is the next Firefox release?
Firefox 160: Scheduled Nov 10, 2026 (in 7 days). The project published this date.
How often does Firefox release a new version?
Every 2 weeks, on dates Mozilla publishes in advance. The average gap over recent releases was about 0.5 months.
What is Firefox ESR?
The Extended Support Release gets new features only about once a year but receives security fixes in between. Organisations use it for fewer changes; the current ESR is Firefox 153.
How often does Firefox update?
A new major version ships every two weeks, on dates Mozilla publishes in its release calendar, with smaller fix releases in between when needed.
Where do the download links go?
Every download link goes to Firefox's own site (mozilla.org). We never host or repackage files.