Press Windows key + X
Click Command Prompt (Admin)
At the command prompt, type:wmic path SoftwareLicensingService get OA3xOriginalProductKeyThis will reveal the product key.
Type: Posts; User: Samuria
Press Windows key + X
Click Command Prompt (Admin)
At the command prompt, type:wmic path SoftwareLicensingService get OA3xOriginalProductKeyThis will reveal the product key.