Goodday, I am unable to send emails from manager. Error message is “The SMTP server requires a secure connection or the client was not authenticated. The server response was: 5.7.0 Authentication Required. Learn more at”"
All parameters have been accurately inputed and still getting error message…
cran. . . . . . firstname.lastname@example.org
Send a copy of every email to this address
Cranfield Business Hub and Consulting
Email sending format