Which Unreal Engine 4 game engine will you be using for your next project?

4.1.1 How to upgrade an existing game engine to 4.0, 4.2, or 4.3, using this tutorial article 4 1.

Introduction to the Unreal Engine article 2.

Getting Started with the Unreal 3 Engine article 3.

Using the Unreal Editor article 4 4.

The Unreal 4 Editor article