How to Set a Server Password on Your Project Zomboid Server

Open dashboard
Open the dashboard of your server.
Open settings
Navigate to the Settings.
Set server password
Enter the desired password in the Server Password field.
Restart the server
Save the setting and restart your server.

Tip

To remove the password and make the server public again, clear the field and save.

How to Set a Server Password on Your Project Zomboid Server ​