How to Change the Version of Your Project Zomboid Server
Switch between stable and beta builds on your Project Zomboid dedicated server.
Switch Version / Beta Branch
Stop the server
In the XGamingServer Panel, go to Console and stop the server.
Change the beta branch
Click Startup in the sidebar. Look for the beta branch field and set it to the desired branch:
| Branch | Description |
|---|---|
| (empty / default) | Latest stable release |
b41multiplayer | Build 41 multiplayer (legacy) |
unstable | Latest unstable/beta builds |
Reinstall to apply
On the Dashboard, click Reinstall Server to download the new version.
Start the server
Start from Console. All players must be on the matching game version to connect.
Important Notes
- B41 mods are NOT compatible with B42. Switching versions may break installed mods
- B42 requires more RAM — plan for higher memory allocation
- Back up your save before switching versions. Saves may not be compatible across major version changes
- The dedicated server app ID is
380870
Related Guides
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