Windows activation error code 0xC004F012

When activating Windows , there are always problems and various error codes. In this case too, we would like to inform you about the

Activation error code 0xC004F012

report that users receive again and again when activating Windows 10 systems . We have shown you a hard copy of error code 0xC004F012 below.

In this case, the message is in ” English “, although the language is set to ” German “. The error message for error code 0xC004F012 is:

We can’t activate Windows on this device because you don’t have a valid digital license or product key. If you think you do have a valid license or key, select Troubeshoot below. Error code: 0xC004F012

Calling up the displayed ” troubleshooting ” usually does not improve.

During our tests, however, we were able to determine that the problems arose from faulty Windows system files . For this reason, you should carry out the following commands in a command prompt with administrator rights.

DISM.exe / Online / Cleanup-image / Restorehealth


sfc / scannow

We have completely mapped the process here below.


This checks the Windows installation for corrupt or faulty Windows system files (tool for image management for the deployment and Windows system search) and automatically corrects existing errors. Depending on the performance of your PC, this process can take a few minutes.

Then you should restart the Windows system and perform the Windows activation again. Should the activation still not work, please leave a message at the end of this article.

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