Launch the game through tModLoader to enjoy your mods.
The Steam installation lives alongside your vanilla Terraria. You can switch between the two whenever you like without reinstalling anything. download tmodloader 1449 updated
If you are updating a mod to the latest tModLoader, be sure to run the tModPorter tool – it automatically migrates most syntax changes to the new API. For larger code differences, consult the Update Migration Guide . Launch the game through tModLoader to enjoy your mods
Keep at least 1 GB of free space for the loader and extra space for heavy mods. If you are updating a mod to the
Steam handles this automatically. If it hasn't updated, right-click tModLoader in your library > Properties Installed Files Verify integrity of game files Manual Users:
So you managed to , but it crashes on launch. Here is the fix.
If a new update is released, Steam will usually download it automatically. If not, right-click tModLoader in your Steam Library, go to , and ensure it is set to "Always keep this application updated". Top Tips for Modding in 2026