Correct format for your renders.

Why so important to save your renders in OPEN XR?
In this fast test i will show you.

Raw JPG 8 bit

Raw OpenXR 32 bit

So, you can see here that this two bar charts is different.

When u saved Jpg from max frame buffer right after rendering, you immediately lose some colors, light and shadows.

Save it in openxr 32 bit then convert in 8 bit jpg in PS.

Video tutorial about my workflow.
Simple interior in Vray.