Some users, when trying to activate their Windows 10, see a Script Host message with the code 0xc004f025 and the words “Access denied, elevated rights are required for action.” This is the rare case where Access denied Error 0xC004F025 points to the correct cause of the problem. It is really possible to activate Windows 10 through SLMGR only with administrator privileges. Most likely, you just started PowerShell or Command Prompt as a regular user, without the necessary permissions.
How to fix error 0xc004f025?
Before entering the command slmgr.vbs -rearm, need to:
- Press Win + X.
- Select Command Prompt (Admin).
- You will still have to confirm your intention in UAC by clicking on the “Yes” or “Allow” button.
Now the action will be executed, this error will not appear. If it is still preserved or another has appeared, then there are some problems in the system. The easiest way to fix them is to run the troubleshooter through Control Panel. In most cases, everything should work.