If you are currently on version 1.35 or newer and want to get to 1.36, you cannot use the auto-updater (which will push you to 1.40+). You must use Steam's beta branch system. Here is the exact method that worked in 2021 (and still works today):
As ETS2 continues to evolve, it's clear that SCS Software remains committed to delivering high-quality updates and expansions. The 1.36 patch update demonstrated the developer's dedication to the game and its community, and we can expect even more exciting updates in the future. ets2 135 to 136 patch 2021
This update officially removed support for DirectX 9. If you are currently on version 1
The ETS2 1.36 patch received generally positive feedback from the gaming community. Players praised the update for its performance improvements, new features, and bug fixes. However, as with any significant update, some players reported minor issues and bugs, which were quickly addressed by the game's developers. Players praised the update for its performance improvements,
Released in mid-2019, version 1.35 focused on expanding the map and refining core gameplay mechanics.