If you find your computer Windows performance begins slowing down, there are likely problems with the system or system errors and other software issues. One of the most probable cause of system errors in Windows is infection of viruses, as we know Windows is one of vulnerable computer operating systems. But if there is no virus detected with any anti-viruses you have, you should check into the registry.
Registry is the one of the important part of the Windows, which stores the complete information of the system. Many applications and services running on windows use and modify data collection in registry. Due to this the system gets confused and enters wrong values to the windows registry. Registry errors can also occurs when the user often install and reinstall many applications, delete system files in inappropriate ways or try to edit registry their self through registry editor. When a large amount of errors is made in the registry, it makes the system slow.
In order to clean registry from all the wrong entries, you can use a Windows registry cleaner. A registry cleaner can help you find and fix all wrong entries, broken links and other registry errors automatically. This tool can also defrag the registry to optimize your windows performance in executing programs. Just ask RegWork to find compatible registry cleaner for your XP or Vista. Scan and restore your PC, optimize and make it run faster with the best Windows XP registry cleaner.