How to Change Windows XP to Full With a Product Key Upgrade
- 1). Click "Start" and "Run." Type "regedit," and press "Enter."
- 2). Double-click the following folders and subfolders in the registry editor: "HKEY_LOCAL_MACHINE," "Software," "Microsoft," "WindowsNT," "Current Version" and "WPAEvents."
- 3). Right-click " ODBETimer." Click "Modify." Alter your product key by putting in an extra character. Click "OK."
- 4). Click "Start." Click "Run." Type "C:\system32\oobe\msoobe /a." Press "Enter."
- 5). Click the option "Yes, I want to telephone a customer service representative to active Windows now." You do not need to actually call the Microsoft activation line, however. The telephone prompt gives you the product key prompt. Click "Next." Click "Change Product Key." Enter your new product key and click "Next." Click "Update" to complete this process.
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