Way to fix email deliverability issues of yahoo mail
In case your Yahoo emails are not getting delivered to any third party client, you need to quickly start finding the solution for the same. No doubt the solution is quite simple but you need to use the correct IMAP settings to overcome the trouble.
An IMAP setting for email deliverability issues is:
Incoming Mail (IMAP) Server
Server - imap.mail.yahoo.com
Port - 993
Requires SSL - Yes
Successfully, your deliverability issue of Yahoo mail is resolved.