Are you using any specific (like ProMods) that require version 1.40? Are you installing this via Steam or a standalone launcher?
For more detailed information, explore these official and community resources: download euro truck simulator 2 version 140 work
Traffic lights were updated to be more realistic and visible. Are you using any specific (like ProMods) that
New customization options for specific trucks were introduced. download euro truck simulator 2 version 140 work