About
Firefox Extended Support Release (ESR) is a version of the Firefox browser built for enterprise. According to the website, it is designed so that users can count on stability and ease of use.
The website lists Firefox ESR among the Firefox browser options available for download on desktop, alongside the standard Firefox, Firefox Beta, Firefox Developer Edition, and Firefox Nightly. The site describes the standard Firefox as the recommended choice for most people, while ESR is positioned specifically for enterprise use.
The website text does not provide further details about ESR's specific features or release schedule. Firefox ESR is available in more than 90 languages, according to the site's general language information.
What's new
All release notesHomebrew cask firefox@esr 153.6.0 (sha256 e61f4490ae4c73ba8a98fd3c5682f40c3c3c3089e307018d4341583f605f6828).