Tuts4Tech

This will show you how to change your windows XP product key code

1. Press start, go to run and type in regedit
2. Navigate your way to HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\WPAEvents
3. Doube click on OOBETimer and change any of the values
   
4. Once changed you can exit regedit
5. Then press start, run and this time type in "C:\windows\system32\oobe\msoobe.exe /a"
6. Select "Yes, I want to telephone a customer services representative to active windows" and press next
7. Click on the change product key button and type in your new product key code and press update
8. Then press remind me later and the Activiate Windows box should disappear and your key should be changed