I don't see "server controls"
And if you mean server settings
I'm sure it was a really hard connection to make
there isn't a ban menu in there
apparently, you're right. dunno why I thought there was. I think I was thinking about the default ban button, which brings up a little menu, with a text box. but I guess I forgot that the text box was for the ban reason,
not for the ID
anyway, yes, there's still a way, and it's a console command. I'm not sure what the console command is though. but you can probably find a list of console commands with a quick search