: A complete overhaul of the game engine's lighting, including full HDR internals and higher-resolution skyboxes.

Unless you are strictly required to use version 1.40 for a specific, abandoned mod, it is highly recommended to download the latest version of the game to ensure multiplayer support (TruckersMP) and stability.

While the 1.40 update was revolutionary, downloading it today comes with caveats.

: The game usually updates automatically. To revert to 1.40 for mod compatibility, right-click the game in your Steam Library Properties > Betas , and choose temporary_1_40 - 1.40.x for incompatible mods from the dropdown menu. Legacy Non-Steam Version

: A massive graphical overhaul utilizing full HDR internals, better adapting to daylight cycles and weather. It features recalibrated streetlights, improved reflections on wet surfaces, and reworked truck headlights. Germany Reskin (Final Phase)