Already have your email set up, but just want to update your email account with your secure mail key? Here’s what you have to do:
- Select File > Account Settings.
- Select your AT&T email account and then select Change.
- Confirm or enter the following IMAP or POP settings:
- Incoming server - imap.mail.att.net (IMAP) or inbound.att.net (POP3)
- Outgoing server - smtp.mail.att.net (IMAP) or outbound.att.net (POP3)
- Check your User Name (full AT&T email address).
- In the password field, enter your secure mail key and select the Remember password checkbox.
- Select Next. Outlook will test your account settings.
- Select Close, then Finish.