How To Enable SMTP Authentication In Mac Mail

It's strongly recommended to use SMTP Authentication for all email accounts because many common email issues can be avoided entirely by using SMTP Authentication for outgoing emails.

Follow the steps in this knowledge-base article to setup SMTP Authentication in your Mac Mail program. This is not an all-inclusive list and we do our best to ensure that the information is accurate.


Mac Mail for OS X

  1. Open Mac Mail.
  2. From the "Mail" menu, choose "Preferences."
  3. Click the "Accounts" icon at the top of the window.
  4. Next to "Outgoing Mail Server (SMTP):" click on the drop-down menu and go to "Edit SMTP Server List"
  5. Check to make sure you have the correct SMTP server selected at the top.
  6. Verify that "Authentication" is set to "Password."
  7. If the "User Name" and "Password" fields are not set, enter your full email address as the username, and your password.
  8. Click "Ok."
  9. Close the accounts window by clicking on the red circle in the far upper left hand corner of the "Accounts" window.
  10. Mac Mail will ask you if you wish to save your changes, make sure to click the "Save" button.

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