Email Manual Settings
1. Enter your username.
2. Enter your password.
3. Enter POP3 server - pop.att.yahoo.com.
4. Enter Port - 995.
5. Touch Next.
6. Enter SMTP server - smtp.att.yahoo.com.
7. Enter Port - 465.
8. Enter your username.
For more information: Sbcglobal Support Phone Number | Sbcglobal customer service number