Use the following POP server settings to configure Yahoo! Mail in an external email client:

• Incoming Mail (POP3) Server: pop.mail.yahoo.com
• Incoming port: 995
• Outgoing Mail (SMTP) Server: smtp.mail.yahoo.com
• Outgoing port: 465 (with SSL) or 587 (with SSL/TLS).
  -It is necessary to enable SSL or TLS for outgoing SMTP port.
• Email address: Your Yahoo! Mail address (user@domain.com)
• Password: Your Yahoo! Mail password
  

Please note: this feature is available only to Mail Plus subscribers. For more information on Mail Plus, please visit this webpage.