If you prefer automated updates, check if the creator has a version on the Steam Workshop for easier management.

Ensure it is placed high in your load order if you use map mods.

Move the file into your Documents/Euro Truck Simulator 2/mod (or ATS equivalent) folder. Enable in the in-game Mod Manager.

Before updating, it's a good habit to back up your profile to prevent losing career progress if a mod conflict occurs.

If you're using large-scale map expansions (like Promods), always check the official modding guides to ensure your "Service" mods aren't being overwritten.