Problem with light in room.

Hi, this is my room :

For this I use direciotnal light (movable) and Sky light (movable). I use this tut : Unreal Engine by Epic Games: Lighting and Rendering - YouTube
I want to make this room lighter so i get more intensity - skylight, but my texture floor in the shade look very bad.

I want something like this :

Can you help me ? :slight_smile: