Cornerstone Media Group, Inc.
Please Login or Register


Error 553: Unable to verify address

When you receive a message saying "unable to verify address", please make sure that you have enabled the SMTP authentication option in your email client. Also, note that you have to use the full e-mail address for username.

Example: instead of you.

For more information on how to set up your email client, you can refer to our Knowledgebase or fill out a support ticket.


Was this answer helpful?

Add to Favourites Add to Favourites

Print this Article Print this Article

Also Read

Powered by WHMCompleteSolution


Quick Navigation

Client Login



Remember Me


Follow Us on Twitter