Ultimate Multiplayer Setup Guide for Modded Terraria 2025
Learn how to set up perfect multiplayer sessions with friends using tModLoader and mods.
Critical Multiplayer Rules
- • ALL players must have tModLoader installed (vanilla players cannot join)
- • ALL players must have identical mod lists (same mods, same versions)
- • Mod load order must match exactly across all players
- • Server and clients must sync before gameplay begins
Step-by-Step Multiplayer Setup
For the Host
- Create your mod setup: Install and test all mods you want to use
- Create a mod pack: Go to Workshop → Mod Packs → "Save Enabled as New Mod Pack"
- Share the mod pack: Send the .json file from your ModPacks folder to friends
- Host the server: Create multiplayer world as normal
- Wait for sync: Let all players connect and sync mods before starting
For Players Joining
- Install tModLoader: Get it from Steam (free)
- Load the mod pack: Import the host's mod pack file
- Download mods: Enable all mods in the pack (auto-downloads missing ones)
- Reload mods: Click "Reload Mods" and wait for completion
- Join server: Connect to host's world
Common Multiplayer Issues & Solutions
"Cannot connect to server"
Cause: Mod mismatch between players
Solution: Verify all players have identical mod lists and versions
"Mod sync failed"
Cause: Network issues during mod synchronization
Solution: Restart both client and server, ensure stable internet connection
Best Mods for Multiplayer
✅ Multiplayer-Friendly
- • Thorium Mod (excellent co-op classes)
- • Recipe Browser (helps everyone)
- • Boss Checklist (shared progression)
- • Magic Storage (team storage)
⚠️ Avoid for Multiplayer
- • Client-side only mods
- • Cheat/creative mods (unless agreed)
- • Experimental/unstable mods
- • Mods with known sync issues
Ready for Multiplayer Modded Terraria?
With these tips, you and your friends can enjoy seamless modded Terraria together. Remember: preparation is key to a smooth multiplayer experience!
Get tModLoader