How to remove Windows 10 product key

It may be necessary to remove Windows product key from a system, especially if you have a volume license. Windows stores its license in the registry and you can retrieve that key with several 3rd party tools.   

How to remove the key?

  1. Open command prompt with administrative privileges. shortcut keys are: Windows Key + X + A
  2. Type in this command: slmgr /cpky
  3. You should get a popup saying the Key has been removed