The basic editor for SandboxSettings.ini controls the name shown in the server browser and the password players use to join.
- Stop the server, then open Configuration Files.
- Click Config Editor beside
SandboxSettings.ini. - Enter the required Server Name. Set Server Password, or leave it blank for a public server.

- Click Save & Exit, then start the server.
The server password is not an administrator password. Steam users who need moderator access should follow How to add a moderator to your Abiotic Factor server.