Welcome to Windows XP Service Pack 4 (Unofficial). Windows XP SP4 (Service Pack 4) is a cumulative update rollup for Windows XP.
Windows XP SP4 Final is now available!
Windows XP SP4 can installed on any version of Windows XP with SP1 or later installed or slipstreamed into any Windows XP installation source (except for Embedded versions). It includes all updated components and hotfixes for Windows XP in a single, convenient package. Except for the SP4 package installer main executable (update.exe) and a cosmetic resource modification sysdm.cpl no other binary file has be