In this Computers & Programming video tutorial you will learn how to reformat your hard drive to install Windows XP. You will need a copy of window XP. Insert the CD in to your CD drive. Restart your computer and the command prompt will show. Press any key to boot from the windows XP set up CD. The set up screen will be displayed. Click enter and agree to all the terms. Then select the driver on which you want to put the XP and click enter. Then select the NTFS file system and not the ‚Äòquick‚Äô version. Press F to format the drive. Depending on the size of the hard drive, it will take some time and your computer will thereafter reboot. XP is now installed.