Open web browser, then visit the login page of Bellsouth.net
Locate and select the options of ‘Set Up a Mail Account.'
Now, as the ‘Display Name,' enter your full name and enter the button of ‘Next.'
Enter the email address of Bellsouth email account.
Select the options of POP3 as your inbound mail server.
Fill in ‘mail.bellsouth.net' as your incoming and outgoing mail server, then enter the button of Next.
Enter the password and retype for confirmation.
At last, enter the button of finish and you will be ready for Bellsouth email login.
See Also this post:- https://www.datarecovo.com/fix-bellsouth-email-login-issues/