step 1) Go to this location.  update.rpf/common/data

step 2) extract visualsettings.dat to a location of choice.

step 3) open visualsettings.dat with a text editor of choice

step 4) when opened "Ctrl+f" and find this line of text -->  car.headlights.global.HeadlightIntensityMult

step 5) once found change the number to something lower (eg) visualv default 
setting is 4.0 change to something lower of choice like 1.0)

step 6) save then replace file in update.rpf then play. :)


if you notice any issues or bugs please do report them. :)