Download Mozilla Firefox For — Windows Xp Professional Latest Version

The latest version of Mozilla Firefox that supports Windows XP Professional (including 64-bit editions) is , released on June 26, 2018.

: You can find this specific legacy version on the Mozilla FTP Archive or through the Internet Archive . System Requirements The latest version of Mozilla Firefox that supports

: Firefox 52.9.0 ESR (Extended Support Release). released on June 26

While it is the "latest" for your OS, it is no longer supported with security updates and faces significant compatibility issues on the modern web due to expired security certificates as of March 2025. The latest version of Mozilla Firefox that supports

To run this version, your hardware must meet these minimums: : Windows XP SP2 or SP3 .