Information in this article applies to macOS Big Sur (11) through OS X Lion (10.7).
That isn’t the case with all email providers.
ClickMailin the menu bar and selectPreferencesfrom the drop-down menu.
If the account isn’t listed, click theplus signto add an account.
snag the throw in of account from the screen that opens and enter any requested information.
Choose the preferred server from the drop-down list next toOutgoing Mail Account.
ClickOKto exit the editing screen and then pick the preferred server from the drop-down list.
Obtaining SMTP Server Information
Don’t stop atsetting up your iCloud email account.
In this case, you must input all the provider’s information, including the SMTP server.
drop a line to the email provider for the necessary information you need.