Changing the Serial Number of Windows XP OS


There is a way to change the number of windows xp operating system.Ever you try to change your serial?
If so this information may be helpful to you.There are 5 steps in this tutorial
Step 01:
First Go to Start then Run and type the command regedit click OK to open registry editor.
Then Go to [HKey_Local_Machine\Software\Microsoft\WindowsNT\Current Version\WPAEvents,]
on the right double click on "oobetimer" and change at least one digit of this value to deactivate windows.
Click OK and close the Registry Editor.
Step 02:
Open Start Run and type the command:
%systemroot%\system32\oobe\msoobe.exe /a
click Enter
This will bring up the "Activate Windows" window.
Check the option for "Yes" and then "I want to telephone a customer service representative to activate Windows" and click "Next"
Step 03:
Then click "Change Product Key" don't enter any other information on that screen
Step 04:
Type in the new key and click on "Update"
The activate Windows by phone window will reappear at this point, just close it by clicking the X in the upper right hand corner of window.
Step 05:
This step is the verification step and it's the last step if you done what I already told you before then you should pass this step
Reboot your system and Go Start Run and type the command:
%systemroot%\system32\oobe\msoobe.exe /a
and click ENTER
If you see "Windows is already activated" then you are done!


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