Open Command Prompt as Administrator
Type `wmic path softwarelicensingservice get OA3xOriginalProductKey`
Press Enter
Check BIOS/UEFI for an embedded key if the command returns nothing
Open PowerShell as Administrator
Run `(Get-WmiObject -query ‘select * from SoftwareLicensingService’).OA3xOriginalProductKey`
Use a third-party key viewer tool if the key is stored in firmware or registry
Check the original product box, email receipt, or Microsoft account purchase history
Open Settings
Go to System
Go to Activation
Check the activation status and linked digital license information