Product Key Windows 8.1 Pro Build 9600 -

| Method | Command / Tool | |--------|----------------| | | wmic path softwarelicensingservice get OA3xOriginalProductKey (OEM only) | | PowerShell | (Get-WmiObject -Query "SELECT * FROM SoftwareLicensingService").OA3xOriginalProductKey | | Third-party tool | NirSoft ProduKey (safe, shows installed key) |