For email applications like Outlook, Thunderbird, MacMail, please to refer to these settings:
Incoming Mail(IMAP) Host:
Outgoing (SMTP) Host:
Mail Server Ports:
993 imap – incoming – Dedicated SSL port
587 smtp – outgoing – Dedicated STARTTLS
Outgoing username and password is required. For example, you will need to provide your full email address as the username and then enter your password.