

Please note that GNU/Linux distributors may provide packages for your distribution which have different requirements. If you’re running Firefox on a Windows XP operating system, you can update your browser by following these steps: 1. Firefox is often configured so that when you start it up it checks to see if it’s the latest version that you have running. Macintosh computer with an Intel x86 processor.Pentium 4 or newer processor that supports SSE2.To install Firefox on a Windows XP system, because of Windows restrictions, the user will have to download Firefox 43.0.1 and then update to the current release. Please note that 64-bit builds of Firefox are only supported on Windows 7 and higher.

Windows Operating Systems (32-bit and 64-bit)
