(Both for Vista & XP)
2. Select Run and type “msconfig”.
3-Click on Startup.
4- Uncheck all extra process which you don’t need for example adobe acrobat, PC suit (if u dun use it daily), Power DVD, Windows Defender (if you have an antivirus installed) or any other application you don’t need at startup.
5- Click Apply button.
6- Computer will prompt you to Restart or not. It’s not mandatory to restart your PC.
p.s. You will surely find better Performance after this simple process.