Euro Truck Simulator 2 (ETS2) uses product keys primarily for its and for activating retail copies on Steam. While you can still find older versions like 1.31 and 1.35 via Steam’s "betas" tab, modern versions of the game (such as the current 1.59) do not typically require a manual product key if purchased directly through the Steam store. 🔑 Types of Product Keys There are two main formats for ETS2 activation keys: Legacy Keys: Used for the standalone (non-Steam) version. Format: XXXXX-XXXXX-XXXXX-XXXXX-XXXXX (5 groups of 5).
SCS Software, the developer of Euro Truck Simulator 2 (ETS2), uses two distinct key formats depending on how you intend to activate the game: Euro Truck Simulator 2 Version 1.35 1.31 Product Key
To activate Euro Truck Simulator 2 version 1.35 or 1.31 with a product key, follow these steps: legacy non-Steam version Euro Truck Simulator 2 (ETS2)
: If you're upgrading from an older version (like 1.31) to 1.35, ensure your product key is compatible. Typically, a key for an older version should work for newer versions, but it's always best to check with the game's support. Format: XXXXX-XXXXX-XXXXX-XXXXX-XXXXX (5 groups of 5)