Fix WPA Registry

  • In some cases, system may have corrupt WPA registry keys HKEY_LOCAL_MACHINE\SYSTEM\WPA which can cause sppsvc to not work and activation will fail.

  • The activation scripts in MAS can detect this issue and will inform you accordingly when to run this option. We suggest to run this only when script asks you to do it. If you are not sure if you need to do it, you can take the help from here.

  • This registry key is protected by the Kernal and can not be deleted normally. That is why we need to follow some more below steps to clear it.

Steps To Fix WPA Registry

  • Download

  • Extract this zip file

  • Copy rearm.cmd file to the root of the C drive like C:\rearm.cmd

  • Open command prompt as admin and enter the below command
    Shutdown /f /r /o /t 0

  • After system restart, you will find Troubleshoot > Advanced Option, select Command Prompt option

  • Now enter the below command

  • If it says the command is not recognized then enter
    bcdedit | find "osdevice"

  • It will show you the OS drive letter, use that drive letter in the command, for example -

  • Wait for it to finish. When it’s finished, you will be able to type in the command prompt, if not then wait.

  • Once done, exit and then normally boot into windows.

  • Let us know if it doesn’t help.