100 Percent CPU Usage Tags: Configuration CPUs Windows XP Last response: July 14, 2010 2:40 PM in Windows XP Share piscesking July 14, 2010 6:25:44 AM How to Stop 100 Percent CPU Usage? More about : 100 percent cpu usage treefrog07 a b à CPUs July 14, 2010 2:40:27 PM Update your antivirus program and scan your system. Then run Spybot S&D. If you can't run the antivirus, boot into safe mode and scan your system. Can't find your answer ? Ask ! Publish Read discussions in other Windows XP categories Configuration Customization Drivers Security Video !