Microsoft ShopAll Microsoft Products License Key In One Place Filters Reset all × For Enterprises × Windows 8.1 × Essentials × Plan 3 × Professional × Windows × Categories Microsoft 365 (3) Windows (3) Microsoft Project (2) See more See less Product Version Windows 8.1 (2) For Enterprises (4) See more See less Product Edition Plan 3 (1) Professional (4) Essentials (1) See more See less License Term Lifetime / Onetime (3) 12 Months (3) License Type Retail (2) Subscription (3) MAK (1) Platform Supported Windows (6) Mac (2) Android (1) iOS (1) Web (2) Users Supported - Select Users Supported -1 User (3)100 Users (1)1000 User (1)20 User (1)25 Users (1)30 User (1)500 Users (1) Devices Supported - Select Devices Supported -1 Device (2)100 Devices (1)1000 Device (1)20 Device (1)25 Devices (1)30 Device (1)5 Devices (1)500 Devices (1) Show (6) Cancel Filtered (6) Reset all × For Enterprises × Windows 8.1 × Essentials × Plan 3 × Professional × Windows × Windows 11 Professional MAK 950.00 $ – 1,600.00 $ Buy Now → Power BI Pro 850.00 $ – 1,500.00 $ Buy Now → Microsoft Project Online Essentials 1,499.00 $ – 1,999.00 $ Buy Now → Project Plan 3 300.00 $ Buy Now → Windows 8.1 Upgrade to Windows 10 Professional 5.00 $ – 11.00 $ Buy Now → Microsoft Windows 8.1 Pro 5.00 $ Buy Now →