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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.

89.0.1 Firefox Release

June 17, 2021

Version 89.0.1, first offered to Release channel users on June 17, 2021

Reference link to 89.0 release notes

Fixed

  • Windows: Resolved an issue causing some screen readers to not interact correctly with Firefox anymore (bug 1714212)

  • Updated translations, including full Spanish (Mexico) localization and other improvements (bug 1714946)

  • Fix various font related regressions (bug 1694174)

  • Linux: Fix performance and stability regressions with WebRender (bug 1715895, bug 1715902)

  • macOS: Fix screen flickering when scrolling a page on an external monitor (bug 1715452)

  • Enterprise: Fix for the DisableDeveloperTools policy not having effect anymore (bug 1715777)

  • Linux: Fix broken scrollbars on some GTK themes (bug 1714103)

  • Various stability and security fixes.

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