Microsoft Windows XP Service Pack 2 (SP2) provides new proactive security technologies for Windows XP to better defend against viruses, worms, and hackers. In addition to a more robust security infrastructure, SP2 improves the security configuration options of Windows XP and provides better security information to help users faced with security decisions.
DO NOT CLICK DOWNLOAD IF YOU ARE UPDATING JUST ONE COMPUTER: A smaller, more appropriate download will be available soon on Windows Update. To receive this download, turn on the Automatic Updates feature in Windows XP to receive an optimized download of SP2. Please visit Protect Your PC for more information on receiving Windows XP SP2. “