Can't Find MX Records

i'm trying to configure another mail server in my cpanel because in the future i'll stop using cpanel mail (today i'm using it). So as common in mail configurations i tryied to configure the MX records and then i couldn't find it as you can see below: For me to configure those MX records would be necessary make an update in cpanels version? use another kind of record? or either disable cPanel mail then the MX record would shows up? i don't know if this would help in something but that is the version of my cpanel (82.0.17):