Microsoft ShopAll Microsoft Products License Key In One Place Filters Reset all × Upgrade × Virtual Desktop Access MAK × Windows 10 × Windows 7 × Windows 8.1 × Categories Windows (29) Volume License (1) See more See less Product Version Windows 10 (24) Windows 8.1 (2) Upgrade (3) Windows 7 (3) Virtual Desktop Access MAK (1) See more See less Product EditionSelect Categories first See more See less License Term Lifetime / Reusable (3) Lifetime / Onetime (25) 12 Months (1) License Type Retail (28) Subscription (1) MAK (1) OEM (3) Platform Supported Windows (29) Users Supported - Select Users Supported -1 User (26)100 Users (1)2 Users (2)20 User (2)25 Users (1)5 Users (3)50 Users (10) Devices Supported - Select Devices Supported -1 Device (26)100 Devices (1)2 Devices (2)20 Device (2)25 Devices (1)5 Devices (3)50 Devices (10) Show (30) Cancel Filtered (30) Reset all × Upgrade × Virtual Desktop Access MAK × Windows 10 × Windows 7 × Windows 8.1 × Windows 11 Home to Pro Upgrade Key 5.00 $ – 440.00 $ Buy Now → Windows 10 Home to Pro Upgrade Key 5.00 $ – 11.00 $ Buy Now → Windows 8.1 Upgrade to Windows 10 Professional 5.00 $ – 11.00 $ Buy Now →