How to Clean and Optimize your PC! - afreeSupport.com
Remove all old games and applications...
Remove old games and applications that are no longer in use.
 
Review your startup programs...
Ensure that nothing loads when your pc boots up.
 
Clear your browser cache, cookies and history...
Clean out your browser's cache, cookies, site history.
 
Run Disk Cleanup...
Clean up additional space and old files by using Disk Cleanup.
 
Clean your Temp folder and File History...
A folder that stores temporary files and file data history.
 
Remove Spyware and Adware
Scan and remove spyware, adware and malware from your PC.
 
Fastest Windows XP Settings...
Improve PC performance by adjusting your windows and theme settings. (optional)
 
Run Scan Disk on your hard drive...
Check your hard disk for drive errors with Scan Disk.
 
Defragment your hard drive...
Defragment your hard drive once all steps have been completed.
 
Fix and Repair Registry Errors...
Clean and fix system, registry, and software errors built up on your pc.