Yahoo mail is an excellent platform but sometimes it encounters errors that force you to search online for the solutions. An error of sending Yahoo emails occurs when your system is not working well. There could be many other reasons for it as well. To fix this trouble you can follow these simple post and if your problem still persists then you need to speak to a Yahoo representative.
Also read – https://sites.google.com/view/recoveryahoopasswoordnumber
Some question asked by Yahoo users-
How do I enable SMTP on Yahoo Mail?
What is SMTP server for Yahoo Mail?
How do I fix Yahoo Mail Problems?
Is Yahoo Mail a POP or IMAP account?
Where are pop settings in Yahoo Mail?