They can search for the host's lobby name in the server list or use the button to enter the host's Server ID. Direct IP (Alternative) :
Even on LAN, after 200 years, the game will eventually desync. Agree before you start: ck3 lan multiplayer
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: Ensure both Public and Private boxes are checked for CK3, the Paradox Launcher, and Steam in your Windows Firewall settings . They can search for the host's lobby name
If a player "desyncs" (their game state no longer matches the host's): : Ensure both Public and Private boxes are
You do not need a server rack. A standard gigabit switch or even a high-end Wi-Fi 6 router can handle CK3. However, . Wi-Fi interference from phones and microwaves can cause mini-desyncs. If you must use Wi-Fi, ensure all players are on the 5GHz band.