Step 5: Enter your full email address and password.
Step 6: Tap on “POP3 Account”.
Step 7: Enter your full email address beside username, make sure “POP3 Server” is set to mail.yourdomain.com, and for “Security Type” please select “SSL (Access all certificates).
Step 8: Make sure that SMTP Server has mail.yourdomain.com, and for “Security Type” please select “SSL (Access all certificates). Username should be your full email address.
Step 9: The default settings here are usually fine.