Download Firefox

Firefox is no longer supported on Windows 8.1 and below.

Please download Firefox ESR (Extended Support Release) to use Firefox.

Download Firefox ESR 64-bit

Download Firefox ESR 32-bit

Download a different build

Firefox is no longer supported on macOS 10.14 and below.

Please download Firefox ESR (Extended Support Release) to use Firefox.

Download Firefox ESR
Firefox Privacy Notice
Get Mozilla VPN

Firefox Release Notes

Release Notes tell you what’s new in Firefox. As always, we welcome your feedback. You can also file a bug in Bugzilla or see the system requirements of this release.

48.0.2
Firefox Release

August 24, 2016

Version 48.0.2, first offered to Release channel users on August 24, 2016

We'd also like to extend a special thank you to all of the new Mozillians who contributed to this release of Firefox!

Fixed

  • Mitigate a startup crash issue caused by Websense (Windows only) (Bug 1291738)

Changed

Get the most recent version

All Firefox downloads