
See this video to find the steam installation location if you customized it.) (If you are on linux and own the game on GOG, the nested option inside Terraria\game is preferred) If you don't know how to unzip a zip file, get someone who knows how to use a computer to help you. DO NOT install the tModLoader files directly into the Terraria folder. If you are using the GOG version of Terraria, delete the Steam file from the folder you just extracted tModLoader into (these files might already be deleted from the zip you downloaded).Remove or Add the Steam files depending on which version of the game you own.This option not supported for GOG on Mac.
Linux: lib/libsteam_api.so and lib64/libsteam_api.so. Mac: tModLoader.app/Contents/MacOS/osx/libsteam_api.dylib. If you are using the Steam version of Terraria, if the Steam files are missing from the zip, copy them from your Terraria install to the tModLoader install. Copy the steam_appid.txt, then, depending on your platform. Windows: steam_api.dll and CSteamworks.dll.
Linux: lib/libsteam_api.so, lib/libCSteamworks.so, lib64/libsteam_api.so, and lib64/libCSteamworks.so. Mac: tModLoader.app/Contents/MacOS/osx/libsteam_api.dylib and tModLoader.app/Contents/MacOS/osx/CSteamworks. Tip: Here is an easy way to find where your Terraria files are located: ( video example) You can now make a desktop shortcut for tModLoader and launch tModLoader from that. Locate Terraria in your Steam game library, right click it and click 'Properties'. Browse to the 'Local Files' tab and click on the 'Browse local files.' button. You are now in your Terraria folder (this is where you should install tModLoader). Microsoft XNA Framework Redistributable 4.0.Windows only: If the game doesn't launch at all, you might not have. Open Steam, go to your game library section and locate Terraria. Let Steam verify the integrity of game files for Terraria, this will reconfigure your game files to run vanilla. My worlds and characters disappeared when I installed! If you use GOG, simply delete the tModLoader folder you made before. TModLoader DOES NOT use your vanilla world and player files. The in-game should give you the option to copy over your original vanilla files. This option won't work for players and worlds you have used in Terraria 1.4. You do not have to worry about your vanilla saves being modified they will be copied for modded gameplay use. When you go back to vanilla, you will see your original saves.