If you download a mod manually (from a site other than Steam), follow these steps:
Game version 1.44 is quite old (released around May 2022). Most mods today are made for versions 1.48–1.53. Using a mod made for a different version will likely crash the game. Always check the mod's required game version. Download Mod Euro Truck Simulator 2 1.44 Truk H...
. This is the easiest method as Steam handles the download and updates automatically. Truckymods & SCS Forums: If you download a mod manually (from a