On 14 Mar 2020, Flavio Bessa said the following...
 
 FB> Hello folks, 
 FB> 
 FB> I have noticed that, at my Netmails area, I can see only the netmails I
 FB> post, but not the netmails I receive...
 FB> 
 FB> Is there any setting that I might be missing?

I had this problem, In my case I couldn't see netmails addressed to "sysop". 
In your mutil (whatever .ini you use to import) there is a setting under
[ImportEchoMail] to forward netmails from sysop to your user name so you can
read them.

            -=- HSM -=-
-=ssh/http/telnet://thefreespeak.com=-

--- Mystic BBS v1.12 A45 2020/02/18 (Windows/64)