Mozilla ends support for Firefox on Windows Vista and XP

Posted 20 April 2017 17:54 CEST by Jan Willem Aldershoff

Mozilla has released Firefox 53 which marks the end of support for Windows XP and Vista and 32-bit versions of MacOS and Linux on systems with CPUs older than a Pentium 4 or AMD Opteron CPU. Firefox users on Windows XP and Vista will be automatically updated to Firefox Extended Support Release (ESR).

The ESR version will continue to receive updates on these operating systems. Also users of 32-version of macOS can switch to this version of  Firefox. The ESR version only receives security patches. However, later this year, in September, the ESR version will also no longer run on Windows XP and Vista.

With Firefox 53 several security issues have been fixed and Mozilla promises improved stability and enhanced performance through using a separate process for graphics composition

The latest version can be downloaded from the Mozilla website or through the automatic update feature of Firefox. settings

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