How to Change a Windows Serial Number
Create a new restore point using System Restore before proceeding with any other steps., Navigate your mouse cursor to your start menu, click it, then locate and select Run. , Enter "Regedit" in the Open field, and then hit OK. , Locate the registry...
Step-by-Step Guide
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Step 1: Create a new restore point using System Restore before proceeding with any other steps.
This will give you a position to fall back to, should any complications arise during the process. -
Step 2: Navigate your mouse cursor to your start menu
,,,,,,, Hit the Next button. , , Click "Remind me later" if you are taken to the previous screen. ,,, Click OK to exit. ,, If you are unable to restart your computer after installing Service Pack 1, you should manually restart the computer and hit the F8 key when the computer boots up.
Initiate the "Last Known Good Configuration" command.
Then repeat all steps listed in this article. -
Step 3: click it
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Step 4: then locate and select Run.
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Step 5: Enter "Regedit" in the Open field
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Step 6: and then hit OK.
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Step 7: Locate the registry "HKEY_LOCAL_MACHINE\Software\Microsoft\WindowsNT\Current Version\WPAEvents" in the left pane and then select it.
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Step 8: Right click on the OOBETimer in the right pane
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Step 9: and then select Modify.
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Step 10: Modify any digit to deactivate Windows.
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Step 11: Navigate to the start menu again and select Run.
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Step 12: Enter "%systemroot%\system32\oobe\msoobe.exe /a" into the Open field and then hit OK.
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Step 13: Select "Yes
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Step 14: I want to telephone a customer service representative to activate Windows."
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Step 15: Choose "Change Product Key."
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Step 16: Enter the desired product key in the new key boxes
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Step 17: and then select Update.
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Step 18: Restart your computer.
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Step 19: Navigate to the start menu yet again
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Step 20: and select Run.
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Step 21: Enter "%systemroot%\system32\oobe\msoobe.exe /a" in the Open field again and then hit OK. You should receive the following message: Windows is already activated.
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Step 22: Select OK.
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Step 23: Install Windows XP Service Pack 1.
Detailed Guide
This will give you a position to fall back to, should any complications arise during the process.
,,,,,,, Hit the Next button. , , Click "Remind me later" if you are taken to the previous screen. ,,, Click OK to exit. ,, If you are unable to restart your computer after installing Service Pack 1, you should manually restart the computer and hit the F8 key when the computer boots up.
Initiate the "Last Known Good Configuration" command.
Then repeat all steps listed in this article.
About the Author
Sandra Ross
Sandra Ross is an experienced writer with over 11 years of expertise in lifestyle and practical guides. Passionate about sharing practical knowledge, Sandra creates easy-to-follow guides that help readers achieve their goals.
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