Firefox version 52.9. 0esr was the last supported release for Windows XP and Windows Vista. No further security updates will be provided for those systems.

Which version of Firefox works with Windows XP?

Operating Systems (32-bit and 64-bit)

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.

Which browsers still support Windows XP?

Web browsers for Windows XP

• Mypal (Mirror, Mirror 2)
• New Moon, Arctic Fox (Pale Moon)
• Serpent, Centaury (Basilisk)
• RT’s Freesoft browsers.
• Otter Browser.
• Firefox (EOL, version 52)
• Google Chrome (EOL, version 49)
• Maxthon.