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Firefox ESR

Firefox ESR: 102.15.1 - 91.13.0 - 78.15.0

If you experience any compatibility issues with Firefox ESR for Mac, consider downloading one of the older versions of Firefox ESR. MacUpdate stores previous versions of Firefox ESR for you since v. 78.15.0.

Version
Date
Size
Minimum OS
102.15.1
13 Sep 2023
127.7 MB
OS X 10.12
91.13.0
23 Aug 2022
133.1 MB
OS X 10.12
78.15.0
04 Oct 2021
75 MB
OS X 10.9