无论通过何种方式安装，运行tModLoader都有最低系统要求。

Play modded campaigns with friends seamlessly, provided everyone has the same mods enabled. Is tModLoader Free?

: Your base Terraria game must be updated to version 1.4.4.9 [1].

To install these mods for free:

Generally, yes. Vanilla Terraria worlds can be loaded and played within tModLoader, though it is always recommended to create backups before loading old saves into a heavily modded environment.

Once downloaded, launch tModLoader. It will automatically detect your Terraria installation and launch version 1.4.4.9 (or the most stable corresponding build).

After installation, start Terraria with tModLoader enabled. You'll see a mod list where you can enable or disable mods. This makes managing your mods easy and allows you to customize your Terraria experience.

Browse or search for popular mods like Calamity , Thorium , or Recipe Browser .