Buying the game through official channels provides a valid key.
Euro Truck Simulator 2 uses a unified licensing system. There is no unique, separate product key specifically for version 1.35. euro truck simulator 2 1.35 product key
The update itself was huge, adding:
Fresh road networks were added to France (including the introduction of the city of Belarus) and the Viva la France DLC area. Buying the game through official channels provides a