To activate the console in the game you need: If you go into the config file in my documents and look for the line g_traffic (I think) change it from a 1 (default) to 2. Then launch ATS and on the profile screen click mod manager and activate the mod. Scs file to >Documents >American Truck Sim >Mods. How do you increase traffic in American Truck Simulator? Change the value in uset g_console “0” to 1.Change the value in uset g_developer “0” to 1.Find and open the “config” file with a notepad.Navigate to the configuration file and open it with your text editor of choice.