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Firefox is no longer supported on Windows 8.1 and below.

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Firefox is no longer supported on macOS 10.14 and below.

Please download Firefox ESR (Extended Support Release) to use Firefox.

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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.

102.2.0esr Firefox ESR

We’re still preparing the notes for this release, and will post them here when they are ready. Please check back later.

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