When Windows reboots, your next step will depend on which Windows XP version you are using. When the wizard loads this time, you should see a message indicating that your copy of Windows has already been activated. Using a WMI script Although the registry editing process is effective, it can be tedious and impractical if you need to change the product key on more than a few machines. Copy the appropriate script's code into a text file and save it as either ChangeVLKey The scripts can act in conjunction with a valid product key as part of a login script to change the product ID on multiple machines.
You can also execute the script from the command line to change the key on a single computer. The script should take only a few seconds to run and won't prompt you for further action unless there's a problem, such as an invalid product key.
Warning The following instructions involve editing your system registry. Figure A. Figure B. Editor's Picks. This tool will scan your system for any inconsistency or errors. Wait for the scan to finish.
Type in the new product key. You might be required to activate your system again. Restart your computer. This will allow the changes to take place. Jarod Smith. If the product key isn't working, there is something wrong with the OS. It also might be due to the fact that Windows XP has stopped being supported. You can try updating Windows. Yes No.
Not Helpful 0 Helpful 6. Include your email address to get a message when this question is answered. By using this service, some information may be shared with YouTube. Buy a genuine product key if yours is not genuine. Helpful 17 Not Helpful 7. Alternatively rely on the support and specific tools from a 3rd party company that complies with Microsoft policy.
Helpful 6 Not Helpful 1. The machine's product ID will be located under the Registered To section. If the ID matches either of the two models commonly associated with VLK fraud, you'll need to obtain a valid XP product key before proceeding.
None of the procedures described below will work without a legitimate product key. The script method is outlined in article and is designed to work on Corporate Edition installations that use a VLK and do not require activation.
It may work on a Home or Professional installation, but I have not tested this scenario. The script method is the practical solution for changing the product keys on a large number of machines. Regardless of the method you choose, make sure to backup important data before changing a product ID, since an unexpected problem could render the machine unbootable and necessitate a complete reinstallation of Windows. The following instructions involve editing your system registry.
Using the Windows Registry Editor incorrectly can cause serious problems that require the reinstallation of your operating system and possible loss of data.
TechRepublic does not support problems that arise from editing your registry. Use the Registry Editor and the following directions at your own risk. Change at least one character of this value to either a number from 0 to 9 or to a letter from A to F, then click OK and close the Registry Editor. This renders the current product key invalid and deactivates Windows. Although there are plenty of software applications that can change the product key installed in Windows XP automatically, but some users may prefer to manually change the product key by themselves.
However, for some reason such as the need to change the product key to newly purchased genuine product key, especially when the existing installation of OS is pirated or illegal. The situation also happens in big corporations which have volume licensing VL agreemnts with Microsoft, which tends to use a same VLK Volume License Key or leaked product key to activate all computers.
To enter and make use of the new product key does not really require whole fresh re-installation of Windows XP.
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