Download Mozilla Firefox For Windows Xp Professional Latest Version Page

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). While it is the "latest" for your OS,

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. To run this version, your hardware must meet

: You must use the 32-bit (win32) installer. Even if you are running Windows XP Professional 64-bit, the 64-bit version of Firefox requires Windows 7 or later.

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

: Pentium 4 or newer with SSE2 support . If your CPU does not support SSE2, the last working version is Firefox 48.0.2. RAM : At least 512 MB (1 GB recommended). Current Limitations