Follow these steps to set up a local multiplayer session of Serious Sam 3: BFE on a LAN without using Steam. This guide assumes each PC already has the game installed and running (retail, DRM-free, or installed from a non‑Steam copy).
Open the game using the custom shortcut or executable provided by the fix. Host a Match (Player 1): Select Network Play from the main menu. Choose Cooperative or Versus. Select Start Server. how to play serious sam 3 multiplayer lan without steam
If you are tired of hacking your Steam version, the easiest long-term solution is buying Serious Sam 3: BFE from GOG.com. The GOG version is completely DRM-free. It includes the classical LAN mode out of the box with no Steam integration. How to play Serious Sam 3 multiplayer over
If players cannot see each other, the issue is almost always Windows Firewall. Ensure all PCs are on the same local
To play Serious Sam 3: BFE via LAN without the Steam client, you generally have two main approaches: using the game's built-in split-screen feature for offline local play on one PC, or setting up a Direct IP connection for multiple PCs on a local network. 1. Offline Split-Screen (One PC)
This method involves replacing the Steam API file with a modified version that facilitates LAN play. The most reliable tools for this are usually Goldberg Steam Emulator or specific LAN fixes found on sites like CS.RIN.RU or MPCG.