Open Command Prompt and Type
wmic path softwarelicensingservice get OA3xOriginalProductKey
How to Find your Windows 10/11 Product Key by Using the Command Prompt?
Step 1: Type ‘cmd’ in the search box on the Taskbar.
Step 2: Right click on the ‘Command Prompt’ at the top, and then click on ‘Run as Administrator.’
Step 3: Type the command below, and then hit enter key on the keyboard.
wmic path softwarelicensingservice get OA3xOriginalProductKey
Step 4: Under OA3xOriginalProductKey, you will find your windows 10/11 product key.