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How to Change a Windows XP Product Key

You've installed your OS or entered your product key, but now you want to change it. How do you do it? You can use the Windows Activation Wizard graphical user interface (GUI) or a Windows Management Instrumentation (WMI) script. The...
Method 1 of 2:

Regedit

  1. How to Change a Windows XP Product Key Picture 1How to Change a Windows XP Product Key Picture 1
    Click start in the bottom left corner, then click run.
  2. How to Change a Windows XP Product Key Picture 2How to Change a Windows XP Product Key Picture 2
    Type 'Regedit' in the white text field, and click OK. This should open the Registry Editor.
  3. How to Change a Windows XP Product Key Picture 3How to Change a Windows XP Product Key Picture 3
    Navigate to the following registry key.
    1. Hkey_local_machineSoftwareMicrosoftWindowsNTCurrent VersionWPAEvents
  4. How to Change a Windows XP Product Key Picture 4How to Change a Windows XP Product Key Picture 4
    Right click 'OOBETimer', in that registry key that you just navigated to and then click 'Modify'.
  5. How to Change a Windows XP Product Key Picture 5How to Change a Windows XP Product Key Picture 5
    Change one or more digits to anything random.
  6. How to Change a Windows XP Product Key Picture 6How to Change a Windows XP Product Key Picture 6
    Click start and then click run.
  7. How to Change a Windows XP Product Key Picture 7How to Change a Windows XP Product Key Picture 7
    Paste '%systemroot%system32oobemsoobe.exe /a', in the white text field,.
  8. How to Change a Windows XP Product Key Picture 8How to Change a Windows XP Product Key Picture 8
    Select 'Yes, I want to telephone a customer service representative to activate Windows', then click next.
  9. How to Change a Windows XP Product Key Picture 9How to Change a Windows XP Product Key Picture 9
    Click "Change Product key"
  10. How to Change a Windows XP Product Key Picture 10How to Change a Windows XP Product Key Picture 10
    Type the new product key into the small white text fields and then click update.
  11. How to Change a Windows XP Product Key Picture 11How to Change a Windows XP Product Key Picture 11
    Check that you get a message similar to 'You have successfully activated your copy of Windows.', if you do, restart your computer, and you're done!
  12. How to Change a Windows XP Product Key Picture 12How to Change a Windows XP Product Key Picture 12
    Make sure you are connected to the internet in this process!
Method 2 of 2:

Windows Product Key Updater

  1. How to Change a Windows XP Product Key Picture 13How to Change a Windows XP Product Key Picture 13
    Click here to download the Windows Key Updater Tool.
  2. How to Change a Windows XP Product Key Picture 14How to Change a Windows XP Product Key Picture 14
    Run the .exe file
  3. How to Change a Windows XP Product Key Picture 15How to Change a Windows XP Product Key Picture 15
    Click Next. This tool will scan your system for any inconsistency or errors. Wait for the scan to finish.
  4. How to Change a Windows XP Product Key Picture 16How to Change a Windows XP Product Key Picture 16
    Type in the new product key. You might be required to activate your system again.
  5. How to Change a Windows XP Product Key Picture 17How to Change a Windows XP Product Key Picture 17
    Restart your computer. This will allow the changes to take place. You might be required to activate your system again.
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