Firefox 51.0
Windows
Operating Systems (32-bit and 64-bit)
- Windows XP SP2
- Windows Server 2003 SP1
- Windows Vista
- Windows 7
- Windows 8
- Windows 10
Please note that 64-bit builds of Firefox are only supported on Windows 7 and higher.
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.
From Firefox 53 planned for April 2017, Windows XP/Vista/Server
2008 are no longer supported. These users should migrate to ESR 52 once
available (planned for March 2017).
如上的确不包括64位xp,xp要安装高版本还得从43升级上去,而且不知道64位可不可以。