How to find Activation Key in Windows OS

There are 3 easy ways to find the Activation Key in Windows.

 1) Open CMD as Administrator > Type below command:

wmic path softwareLicensingService get OA3xOriginalProductKey

2) Open Powershell as administrator > Type below command:

powershell "(Get-WmiObject -query 'select * from SoftwareLicensingService').OA3xOriginalProductKey"

3) Open registry and go to this path:

Computer\HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\SoftwareProtectionPlatform