Unreal Viewport render quality

I am trying to arrive at solution which will provide consistent, high quality, real time view port quality.

I’m fairly familiar in 3d vfx, and have worked with Unreal Engine.

These are the items of top concern

-noisy, blurry, low quality lighting
-jagged noisy edges
-lack of resolution

I have looked everywhere in documentation and there simply is not any information whatsoever at simply having the absolute best view port settings possible.

If anyone knows please share thanks.