Locate the latest version compatible with 1.46.
Open ETS2, go to Mod Manager, and activate the map files. PJ Indo Mapa 1.46
Expect narrow roads, busy town centers, and steep, serpentine paths (kelok-kelok) that test your driving skills, often on the left side of the road. Locate the latest version compatible with 1
Experience Indonesian-style traffic, buildings, road signs, and surroundings. go to Mod Manager
Remember that Indonesia drives on the left side of the road.
Place the downloaded files (usually .scs files) into your Documents\Euro Truck Simulator 2\mod folder.