How to Restore a Computer to Factory Settings With Windows Vista
Windows Vista is programmed with system recovery and restore options. These options allow you to restore the original factory settings on your computer or restore the computer back to a specific date and time. Vista system restore is called "Windows Complete PC Restore" and has everything stored on an image hard drive making restoration easy and quick without needing a special CD.
Close all open programs and applications. Restart your computer by clicking on the "Start" button and then the arrow button, here you will see a small menu appear; click "Restart."
Press the "F8" key repeatedly while the computer is restarting. This must be done before the Windows logo appears; if the logo appears, restart the computer and try again. You will now see the "Advanced Boot Options" menu.
Use the arrow keys to select "Repair your computer" and then press "Enter." You will now be prompted to select a keyboard layout, click "Next."
Select a username and type the corresponding password. Click "OK." Select "Windows Complete PC Restore" from the list of System Recovery options
Follow the onscreen prompts. When finished, the system will automatically restart the computer. Allow the computer to boot in Windows Vista. The original factory settings are now restored.