Windows Mail doesn’t support POP3 settings. Use these steps to verify or update your IMAP settings:
- In Windows Mail, select your AT&T email Account.
- Confirm Account name and download info.
- Confirm or update your incoming email server info:
- Incoming email server - imap.mail.att.net
- Port - 993
- Server requires SSL is selected
- Confirm or update your Outgoing email server info:
- Outgoing email server - smtp.mail.att.net
- Port - 465
- Server requires SSL is selected
- Outgoing server requires authentication is selected
- Use the same username and enter your password to send and receive email.
- Close your settings.