Open a Windows PowerShell (aka Terminal) with Administrative Privileges, and type or paste (right click) the following command next to your UserName> prompt, including the parenthesis () as part of the command:

PS C:\Users\UserName> (Get-WmiObject -query ‘select * from SoftwareLicensingService’).OA3xOriginalProductKey

XXXXX-XXXXX-XXXXX-XXXXX-XXXXX

PS C:\Users\UserName>

Learn how to quickly find your Windows 10/11 product key using Command Prompt, PowerShell, or a third-party tool!

Open a command prompt with administrative privileges:

CMD Command:

wmic path softwarelicensingservice get OA3xOriginalProductKey

Open PowerShell with administrative privileges:

PowerShell Command:

(Get-WmiObject -Query 'select * from SoftwareLicensingService').OA3xOriginalProductKey

Third Party Tools.

Download and install ShowKeyPlus

https://apps.microsoft.com/detail/9pkvzcprx9nv?hl=en-US&gl=US