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end of life browser
About this tag
The end of life browser tag covers discussions about browsers that have reached their official end-of-life status, meaning they no longer receive security updates or technical support from their developers. A key example is Firefox 115 ESR, which will end support for Windows 7, Windows 8, and Windows 8.1 in February 2026. After that date, users on those legacy operating systems will no longer receive security patches from Mozilla. This tag includes migration guidance for users and administrators who need to transition to supported browsers or upgrade their operating systems to maintain security. Topics focus on practical steps, compatibility considerations, and the implications of running an unsupported browser.
Mozilla’s support path for users running pre–Windows 10 desktops has reached a clear milestone: Firefox 115 ESR will be the last maintained Firefox build for Windows 7, Windows 8 and Windows 8.1, and Mozilla’s support documentation now states that security updates for those legacy installations...
browser security
endoflifebrowserend-of-life software
enterprise browser security
esr
firefox
firefox esr
firefox esr 115
firefox esr endlife
legacy browser security
legacy operating systems
legacy windows
legacy windows support
linux migration
migration guidance
migration options
migration planning
operating system migration
os migration
os upgrade
os upgrade migration
security patching
security planning
security risks
security updates
security updates end
windows endoflife
windows legacy
windows seven