Related:         
- Pop settings for yahoo mail
- Yahoo mail classic - Guide
- Yahoo mail sign up - Guide
- Yahoo mail preview pane - Guide
- Can't sign into yahoo mail - Guide
- Lan settings - Guide
2 responses
                        
                    Well, it is odd, to change protocols for email transport, but, perhaps your SMTP fails because the DOMAIN CANNOT AUTHENTICATE YOU as a VALID SENDER?!???
                
                
             
        
    
    
        
    
    
    
Jan 21, 2020 at 04:34 AM
No record of sent email - Emails sent from the app are not saved on the server.
https://help.yahoo.com/kb/pop-access-settings-instructions-yahoo-mail-sln4724.html