Setup hmailserver in windows server

I have a Hmail server install on Windows.

need to setup:
dns(a record,mx record) in domain control panel one for domain another for ---------- tup dns in windows server without domain panel
Ietsencrypt SSL/TLS,
SPF, DKIM, DMARC and, IMAP on mail server.
rdns setup

you have to record each process in screen recorder in my server.i have to do it myself again.