If you purchased the game directly from the SCS Software shop:
. This isn’t just a simple texture swap; it is a dynamic overhaul that calculates light based on real physical ratios and simulated camera exposure. Day & Night Overhaul: American Truck Simulator V1.40 Download
To play American Truck Simulator Version 1.40, you have a couple of options depending on whether you want the official, up-to-date game or specifically need to roll back to this older version for mod compatibility. Method 1: The Official Way (Steam) If you purchased the game directly from the
If you use mods (especially graphics mods like Realistic Brutal Weather or sound packs), V1.40 will break them. The lighting changes are so deep that any mod touching environmental colors will cause crashes. Method 1: The Official Way (Steam) If you
: A massive engine update that changed how the game processes light, reflections, and weather. Extended Chassis Options
The for American Truck Simulator (ATS), released in March 2021, was a landmark "story" of technical overhaul for the game. It fundamentally changed how the virtual world looks and feels through two major pillars: The Visual Revolution