Separate names with a comma.
When on the main page of the group you manage, press the cog icon (cog), select Group Setting and press Upload Cover.
Be sure you're connecting to the server with the latest Stable build, 1.3.2.
Unstable won't work.
We don't have a password system anymore like we used to back in the day.
You can now either login without account and password, or request your...
You can leave the Account and Password spaces empty
Do you have any mods installed that might be multiplayer incompatible?
You can always check our Mod Showcase for verified compatible mods.