MyBB Community Forums

Is it possible to enhance Mail Settings with the possibility to send a test e-mail.
This will make it easier to set-up the e-mail section.

yes, test e-mail facility within mail settings section can be much helpful.

however, at present,
one may try using mass mail functionality in forum admin panel
[can be sent to single user / single group - i.e. to email of testing admin(s)]