How to Reformat Windows XP Without the CD

Use the Windows XP setup files already included on your hard drive if you need to reformat and reinstallation the operating system without having access to the CD. These files reside in the i386 folder on the drive and contain all of the information you will need to repair your Windows XP installation. The procedure will take about 30 to 60 minutes.

Step

Right click "Start" and click "Explore."

Step

Click "Computer," "C," "Windows," and click "i386."

Step

Double click "Winnt.exe" to launch the XP setup program.

Step

Press "Enter" at the initial screen and press "F8" at the license screen.

Step

Highlight your existing XP installation and press "R" to repair and reformat your XP partition back to stock settings.