To run version 3.2, you must have the Kingdoms expansion installed and patched to version 1.5.

Right-click the game in Steam, select Properties , and in Launch Options , enter --features.mod=mods/Third_Age_3 . Optimization and Troubleshooting

It is highly recommended to apply a 4GB patch (or "Large Address Aware" tool) to the medieval2.exe and kingdoms.exe files to prevent crashes during large battles.

Run the installers in order, directing them to your Medieval II "mods" folder (e.g., SteamApps\common\Medieval II Total War\mods ). Launching the Mod: