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Satisfactory Server Won't Start – Dedicated Server & Port 7777

Satisfactory dedicated server won't start or connection failed? Port 7777, server config, Steam & multiplayer – troubleshooting.

Game servers

Quick answer: Fix Satisfactory dedicated server with SteamCMD update, port 7777 UDP and correct ServerSettings.ini.

If you landed here: Satisfactory server won't start, crashes after patch or multiplayer connection fails.

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Frequently asked questions (FAQ)

Which port for Satisfactory dedicated server?
7777 UDP (default). Additional query/beacon ports per server config. Open in panel and firewall.
Satisfactory server broken after update?
Update dedicated server via SteamCMD (app_update 1690800). Client and server must match version.
Can I join without Epic/Steam?
No – Satisfactory needs linked Epic/Steam account. Dedicated server via SteamCMD on Linux.
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