To access the full features of version 1.40.4.8 and subsequent updates, a valid product key is required. Official activation is typically handled through Steam or the legacy activation system for older retail copies. 1. Steam Activation (Recommended)
Introduction of the DAF 2021 (XG and XG+) and new paint jobs for trailers. How to Officially Activate ETS2
A full HDR internal system that adapts to daylight cycles and weather, requiring a massive update to in-game assets and textures.