Windows 8.1 has editions:
- Windows 8.1
- Windows 8.1 Pro
- Windows 8.1 Enterprise
- Windows RT
Note: The product key for Windows 8.1 pro can’t use to activate Windows 8.1/Windows 8.1 Enterprise/ Windows 8.1 RT. So you need to buy the right product key for your Windows 8.1 you use.
How to find your edition of Windows 8.1 you are running
Method 1: You use this PC
Step 1: You click This PC. Then you right-click => Properties
Step 2: You will see information about Windows 8.1 you use
Method 2: You use Run
Step 1: You press Windows + R to open Run box
Step 2: You type “dxdiag” => Enter
Step 3: You will see information about Windows 8.1 you use
Done