Change default ports on apple mail.

I' getting this response on my iMac:

"Connections to the server “imap.mail.att.net” on the default ports timed out."

How do I change the default ports that Apple Mail uses?

iMac Line (2012 and Later)

Posted on Sep 13, 2020 6:47 AM

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Sep 13, 2020 8:58 AM in response to CT

  1. Confirm or enter the following settings:
    • Incoming Mail Server - inbound.att.net (POP3) or imap.mail.att.net (IMAP) 
    • Outgoing Mail Server - outbound.att.net (POP3) or smtp.mail.att.net (IMAP) 
  1. In Outgoing Mail Server (SMTP), choose Edit SMTP Server List.
  2. Confirm:
    • Server Name - outbound.att.net or smtp.mail.att.net.
    • Use default ports - 25465587.
    • Use Secure Sockets Layer (SSL) is selected.
  1. Select OK
  2. On Advanced tab, confirm:
    • SSL checkbox is selected.
    • Authentication field is set for Password.


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Change default ports on apple mail.

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