This is from MS:
If you want to roll back changes that were made by the Windows XP SP2 Setup program and remove Windows XP SP2, use one of the following methods.
Method 1: Remove Windows XP SP2 by using the Add or Remove Programs tool in Control
1.Click Start, click Run, type appwiz.cpl in the Open box, and then click OK.
2.In the list of currently installed programs, click Windows XP SP2, and then click Remove.
3.Click Next, and then follow the instructions that are displayed on the screen to remove
Windows XP SP2.
Method 2: Remove Windows XP SP2 by using the Spuninst.exe command-line command
To do this:
1.Click Start, click Run, type cmd, and then click OK.
2.At the command prompt, type the following lines. Press ENTER after each line.
3.Follow the instructions to remove Windows XP SP2.
Edited by tg1911, 27 October 2004 - 09:43 AM.