Firstly, you would need to locate your Steam64ID. You can use the following tool: SteamID Lookup. The ID will later be entered in the configuration file.
Here you can find an example of how you can get your steamid by inputting your profile link there:
The "adminconfig.yaml" which must be edited is located in the "Saves" directory. To open this directory, the instructions for the FTP connection must be followed.
The following values are specified as standard:
The previously selected Steam64ID must now be written after "Id:".
With "Permission" the rank is determined, which should be given to the user. The ranks are assigned as follows: