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.

Download Firefox — English (US)

Your system may not meet the requirements for Firefox, but you can try one of these versions:

Download Firefox — English (US)

Version 80.0.1, first offered to Release channel users on September 1, 2020

Fixed a performance regression when encountering new intermediate CA certificates (bug 1661543)
Fixed crashes possibly related to GPU resets (bug 1627616)
Fixed rendering on some sites using WebGL (bug 1659225)
Fixed the zoom-in keyboard shortcut on Japanese language builds (bug 1661895)
Fixed download issues related to extensions and cookies (bug 1655190)

Get the most recent version

Download Firefox — English (US)

Your system may not meet the requirements for Firefox, but you can try one of these versions:

Download Firefox — English (US)