Steam automatically downloads the latest version (e.g., 1.55). To downgrade to 1.35.1.31:
You do not need a new product key for this. Your existing key grants access to all historical versions via Steam’s beta system.
If you don’t own ETS2 at all, here’s the best path:
After purchase, you can always downgrade to 1.35.1.31 using the beta method above. There is no separate “version 1.35.1.31 key.” Product Key For Euro Truck Simulator 2 Version 1.35.1.31
Domains like “ets2keys4free.com” ask for your Steam login or credit card info to “verify your age.” They steal your account.
Real cost of a fake key: Loss of Steam account, compromised PC, wasted hours. ETS2 legitimately costs only $5–10 during Steam sales.
There are three legitimate reasons why gamers look for this specific activation code: Steam automatically downloads the latest version (e
Recommended format (human-readable, grouped): XXXXX-XXXXX-XXXXX-XXXXX
If you already own ETS2 on Steam, follow these steps to revert to version 1.35.1.31:
Note: This will not work if you never bought ETS2. It only works for existing licenses. You do not need a new product key for this
Product Key for Euro Truck Simulator 2 — Version 1.35.1.31
A: No. Steam ETS2 installations store no base game product key in the Windows registry. Only retail versions do.