How do I setup my own emails server settings

How do I setup my own mail server

You need the details for your mail server

Settings – preferneces – settings
Email server – mail.office365.com
Username – John@abcdrycleaners.com.au
pw – xxxxx
From Email – marketing@abcdrycleaners.com.au
Display Name – Abc Drycleaners
here is an example of a typical setup. You need your username and password
contact your email provider for these details.