Here's a fully textured interior scene with natural light setup, ready to render with V-ray

Inside the zip file you'll find:

textures, lighting setup, material setup, camera setup, V-ray render settings.

Available in 3 formats:

3ds max 2020 , FBX, obj

There's no texture/material in obj and dae formats.

All assets in the scene are high quality assets with unwrapp/ uvw map.

Unit: centimeter

unwrapped/ uvw map: yes

This file does not have any type of protection. You can reuse the scene, the render settings, the lights, the materials, but above all you can learn from the file, moving inside the project, observing how the light was created and handled, how materials are developed, what is the role that every textures play within them, and the values that fill every single option.