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.

Firefox Release

June 3, 2020

Version 77.0.1, first offered to Release channel users on June 3, 2020


  • Disabled automatic selection of DNS over HTTPS providers during a test to enable wider deployment in a more controlled way (bug 1642723)

All Firefox downloads