Not all software un-installations do a complete job leaving behind numerous nagging file references in the Windows registry pointing to files that no longer exist. In time, you can end up with hundreds of these files that may slow down your computer and cause software to lock up, requiring a hard reboot of your computer.
Here are just some of the great features of Registry First Aid:
With this powerful tool, your Windows registry will be always clean and correct!
Home Page - http://www.registry-repair-software.com/