MX record and 550 Please ensure SMTP Authentication is enabled. bounce back

What is the name of the domain?

3bty.co.uk

What is the issue you’re encountering

Since setting up the MX record and Cname I get a bounce back error 550 Please ensure SMTP Authentication is enabled.

What feature, service or problem is this related to?

Mail records

Make sure you enable SMTP authentication for the SMTP service in your email client.

For Mozilla Thunderbird, it can be done like here:

https://www.hostpapa.com/knowledgebase/set-smtp-authentication/

Alternatively, search in Google for your email program, followed by “enable smtp authentication”, such as e.g. “thunderbird enable smtp authentication” to find instructions for other email clients.

This topic was automatically closed 15 days after the last reply. New replies are no longer allowed.