The most critical setting for multiplayer stability is . It dictates the maximum bandwidth the game can use to synchronize world states between the host and clients.

This report outlines the essential configurations and best practices for optimizing multiplayer performance across a network, whether using peer-to-peer (P2P) co-op or dedicated servers. 1. Core Network Settings

Hosting a dedicated server offloads the intensive processing from the player's client, which is essential for larger "mega-factories". Dedicated servers - Official Satisfactory Wiki