Windows 10 Professional 

Windows 10 pro is the latest version of the popular operating system. After the latest updates it presents more of a customized interface that recognizes the device's hardware. Put simply, it’s a system you can use on any type of machine. 

Windows System Requirements

• Processor: 1 gigahertz (GHz) or faster
• RAM: 1 gigabyte (GB) (32-bit) or 2 GB (64-bit)
• Free hard disk space: 16 GB
• Graphics card: Microsoft DirectX 9 graphics device with WDDM driver
• Display: 800x600.

How to activate windows 10 key

1. Go to settings.
2. Go to update and security.
3. Choose the activation option from the left-side menu.
4. Select change product key.
5. Enter a valid product key and verify it online.