how do you play multiplayer in terraria?

Answer 1

At main menu of terraria, Click the "Multiplayer" word. Once you have done that. You have to choice to click, "Join" Which means join a server. Or "Start Server" Which let's you start your own server. You will need to 'port foward' to be able to play on your own server. Or you can get Hamachi. If you click "Join", Type in a IP of somebodies terraria server.