If you set Real Time Optimization on 0 it will lower your Shadow and Character Details to get better Performance in crowded places or in Parties.
If you set it on 3 it will Keep your determined Settings even if your FPS is going down, so no lowering of Shadow or Character Detail (for example if set on 4).
Enjoy
If you set it on 3 it will Keep your determined Settings even if your FPS is going down, so no lowering of Shadow or Character Detail (for example if set on 4).
Enjoy