If you already own the game on Steam but need 1.38 for mod compatibility: Open your .
If you have a clean ZIP of version 1.38: Euro Truck Simulator 2 1.38 Download Free Full Version
While searching for "free full versions" can lead to unsafe sources, the 1.38 update itself was free for existing owners of the game on Steam. Steam Community If you already own the game on Steam but need 1