The Outlook 2016 IMAP Error 0x800ccc0e occurs when there is a problem in the Outlook account settings.
Incoming server: POP/IMAP
Port number: 995/993
Encryption: SSL or TLS (POP and IMAP)
Outgoing server: SMTP
Port number: 587/465
Click here to learn more about to fix AT&T Email error 0x800CCC0F
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AT&T Email error 0x800CCC0F occurs when mails are not being sent or received through AT&T services. Due to the technical glitches causing it, many email functions are disabled. The computer’s Operating System might get frozen.