Euro Truck Simulator 2 (ETS2) version 1.35.1.31 or any other version, you must use a valid product key obtained through a legitimate purchase. The official developers, SCS Software
Elias fished a crumpled piece of notebook paper from his drawer. On it, scrawled in messy ink, was the alphanumeric code he’d bought with his saved-up allowance. He typed it in, his fingers hovering over the keys like a pianist before a concerto. Click. Product Key For Euro Truck Simulator 2 Version 1.35.1.31