Windows-8-1-pro-full -

Enables the PC to host a remote connection, allowing users to access it from another device.

Allows the computer to connect to a corporate or school network via a Windows Server domain.

Provides centralized management for IT administrators to control user settings across a network.

As a "full" update to Windows 8, this version addressed major user complaints: Windows 8.1 New Features

A built-in virtualization platform for running multiple operating systems in virtual machines.

Provides full-disk and removable drive encryption to protect sensitive data.

Windows 8.1 Pro was the premium edition of the Windows 8.1 operating system, designed specifically for power users and business environments. It refined the touch-centric interface of Windows 8 by reintroducing traditional desktop elements and adding advanced security and networking tools.