金鑰查詢 方法1: Regedit HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\WindowsNT\CurrentVersion\SoftwareProtectionPlatform BackupProductKeyDefault Mold-3: VK7JG-NPHTM-C97JM-9MPGT-3V66T 方法2: cmd wmic path softwarelicensingservice get OA3xOriginalProductKey 方法3: ShowKeyPlus.exe