If you choose to use a 4-player mod, keep the following stability issues in mind:
to bridge players, though this is notoriously unstable and usually still limited by the game's internal 2-player logic. Third-Party Tools (Interception) : Technical workarounds, such as using the Interception
: Modifying the player count can lead to issues when saving and reloading. It is highly recommended to back up your save files located in the Data folder before attempting any player-limit bypass. Official Status vs. Future