How to? Allow which membergroups can change their name?

Hi, the tittle said it all, how to allow and disable which membergroup can change their name on account settings?

Thanks if you can tell me how bcs i've do it in 2016 at another community, now i have a new community and i forget how to..

from Simple Machines Community Forum http://ift.tt/2lzVXeG
via IFTTT