How To Install Mods For Terraria Steam

Ok, First, most mods use a modloading program called tmodloader. It is releativly simple to install and is required for 90% of the mods.
Forge
Youtube on how to install tmodloader. Once you have installed tmodloader just run Terraria and open the modbrowser.
If you find a mod you want simply press download. Then go into mods and enable to mods then reload. IMPORTANT when you install tmodloader you might notice your charecters are gone. This is because it uses a seprate folder for using modded characters and worlds.
How To Install Mods For Terraria Steam
When you launch vanilla terraria all your old worlds and charecters will still be there. Originally posted by:YES it makes a seprate folder for you modded characters and worlds. If you launch vanilla again you will have them there. They are not gone.
How would I then launch vanilla again? You can launch vanilla if you uninstall modded, or copied all of the contents in the terraria folder to another folder so you have 2 terrarias.
Minecraft Forge
Then make 1 modded and keep the other one the same. Oh and alot of good mods add content to both early and late game. So starting from scratch is still fun.