For Steam users, this is typically: \SteamLibrary\steamapps\common\Train Sim World 3 .
You can often find a Free Starter Pack or purchase the game officially to ensure a safe experience and access to the Creators Club for liveries and scenarios. Common Uses for .rar Files in TSW3 Train Sim World 3.rar
Player profile data or screenshots backed up manually. How to Use the File For Steam users