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SMTP code error 535 5.7.3 authentication not successful

Mark Posted: 2018-10-15 13:24

SMTP code error 535 5.7.3 authentication not successful
Is anyone able to help with how to resolve this SMTP error?

Gavin (Workbooks Online) Posted: Mon, 15.10.2018 - 21:03

Hi Mark, 

 

This is a generic email error, you can find steps to resolve this on our Knowledge Base Page: https://www.workbooks.com/help/common-email-errors

 

Once the page is open, scroll down to "Authentication Unsuccessful" and you will find the resolution within.

 

Kind Regards,

Workbooks Support