To set up Yahoo! Mail in Android Mail:
From your Android device's Home screen,
- home screen - settings - app (all)
from app
tap - Email icon - Enter your mail -
Tap Manual setup
Tap POP3/IMAP (Note: POP3 move your mails to your device while IMAP view it and allow other devices to view it) I devise u to choose IMAP
Enter your Yahoo! ID and password.
Enter the following server setting information:
Incoming server: android.imap.mail.yahoo.com
Port #: 993
Security type: SSL (accepts all certificates)
Outgoing Server: android.smtp.mail.yahoo.com
Port #: 465
Keep all other settings the same.
Complete the remaining setup process.
Enjoy!!!!!!!!!!