
Microsoft and Google stopped supporting 64-bit versions of Firefox in April 2014. Firefox will support 64-bit Windows in its next release, though, which will make it compatible with older versions of Windows. While Firefox can run on Windows XP, it is not compatible with 32-bit Windows XP, Vista, or servers. The first is Firefox 40.0.3, which is considered a “Stable” version, and the second is Firefox 38, which is an “Extended Support Release”. There are two versions of Firefox available for Windows XP. What Version of Firefox Can Run on Windows XP?

However, it is possible to dual boot Firefox with Linux.

However, Firefox later Releases require Windows 7 and an update. Windows XP is supported by Firefox version 52.9.0 ESR.

To upgrade your browser, you can download and install the latest version. If you’re using an outdated version of Windows, you’ll probably have to upgrade Firefox as well. To stay safe, you should upgrade your operating system. Older versions of Windows don’t receive any security updates and have known exploits. There are several reasons for this, such as security. If you are using an older operating system, you’re probably wondering which version of Firefox works with Windows XP.
