Firefox ESR
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)
- Download Firefox ESR
- Download Firefox ESR
- Download Firefox ESR
- Download Firefox ESR
- Download Firefox ESR
- Download Firefox ESR
- Download Firefox ESR
- Download Firefox ESR
Fixed
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Various stability, functionality, and security fixes
Developer
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Some purchased video content may not play correctly due to a recent Widevine plugin update (bug 1705138). This is fixed in Firefox ESR 78.10.1 and later releases.
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)
- Download Firefox ESR
- Download Firefox ESR
- Download Firefox ESR
- Download Firefox ESR
- Download Firefox ESR
- Download Firefox ESR
- Download Firefox ESR
- Download Firefox ESR