Firefox Beta
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.

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79.0beta
Firefox Beta

June 30, 2020

Version 79.0beta, first offered to Beta channel users on June 30, 2020

Changed

  • macOS versions 10.9, 10.10 and 10.11 are no longer supported by Firefox. Users of these macOS versions are recommended to switch to Firefox ESR 78.x in order to continue receiving security updates.

Get the most recent version

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

Your system doesn't meet the requirements to run Firefox.

Your system doesn't meet the requirements to run Firefox.

Please follow these instructions to install Firefox.

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All Firefox Beta downloads