How to Uninstall Windows XP Without a CD

1. Turn on your computer to start Windows XP. Log into your Windows XP account after the operating system boots and allow the desktop to load.
2. Click the Windows 'Start' button, located at the very bottom left hand side of the desktop. Click the 'Control Panel' button in the menu that pops up above the start button.
3. Double-click the 'Add or Remove Programs' icon located in the new window that appears. Click on the 'Windows XP Uninstall' button in the 'Change or Remove Programs' window, and click the 'Change/Remove' button that appears.
4. Select the button labeled 'Uninstall Windows XP.' Click the 'Yes' option on the warning prompt that appears to initiate the removal of Windows XP. The computer will systematically remove Windows XP, and restart using the operating system that was installed prior to Windows XP.