To test the level it is necessary to create a project.
1. Launch the Epic Games
2. Enter. You can log in and enter as a registered user or choose an option "Sign-up later".
3. Launch the Unreal Engine, version 4.18.3
4. Choose options: New project, Blank, Desktop/Console, Maximum quality, With starter content (OR Without starer content, if you want to make your installation quicker)
5. Choose the folder, where you want to put your project and the title of your project and click: "Create Project"