Windows XP SP1 and SP1a support ended on October 10, 2006
Support for Microsoft Windows XP Service Pack 1 (SP1) and Service Pack 1a (SP1a) ended on October 10, 2006. This also includes security updates for these service packs.
Support for Microsoft Windows XP Service Pack 1 (SP1) and Service Pack 1a (SP1a) ended on October 10, 2006. This also includes security updates for these service packs.