Microsoft ShopAll Microsoft Products License Key In One Place Filters Reset all × Windows 11 × Windows 8.1 × Premium × Professional × Categories Windows (6) See more See less Product Version Windows 8.1 (2) Windows 11 (4) See more See less Product Edition Professional (6) See more See less License Term Lifetime / Reusable (1) Lifetime / Onetime (5) License Type Retail (6) OEM (1) Platform Supported Windows (6) Users Supported - Select Users Supported -1 User (6)20 User (1)5 Users (1) Devices Supported - Select Devices Supported -1 Device (6)20 Device (1)5 Devices (1) Show (6) Cancel Filtered (6) Reset all × Windows 11 × Windows 8.1 × Premium × Professional ×