Update on Firefox Support for macOS 10.9, 10.10 and 10.11
https://blog.mozilla.org/futurereleases/2020/06/23/update-on-firefox-support-for-macos-10-9-10-10-and-10-11/
WebJun 23, 2020 · Update on Firefox Support for macOS 10.9, 10.10 and 10.11 - Future Releases. Firefox. Update on Firefox Support for macOS 10.9, 10.10 and 10.11. Mozilla. June 23, 2020. On June 30th, macOS 10.9, 10.10 and 10.11 users will automatically be moved to the Firefox Extended Support Release (ESR).
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