To change the language in Euro Truck Simulator 2:
1Click ESC to enter the menu.
2Enter the Options.
3Go into Gameplay.
4Scroll down to the Regional Settings section and change the language.
In this section, you can also change the:
- Displayed currency
- Length, Weight, Temperature, Volume, and Consumption units.
- The clock notation (24-hour or 12-hour clock)
Changing the language of the voice navigation
1Click ESC to enter the menu.
2Enter the Options.
3Click on the Audio.
4Scroll down to the Voice Navigation section.
Make sure your "Enable voice navigation" option is checked.
Change the language and voice. You can test it by clicking the Preview button.