Click on 'Authentication' and select 'MD5 Challenge-Response'
You have now setup the AuthSMTP outgoing mail server
Please ensure that 'AuthSMTP' is selected in the drop-down menu next to 'Outgoing Mail Server'
Click 'Save' to keep the changes
If you would like to use your AuthSMTP service with multiple accounts we would recommend that you configure each account in turn and restart Mac Mail between each account change, we have found issues with this version when editing multiple account configurations.
The setup is now completed and you should be able to send email via your AuthSMTP account.
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It works on most current computers or devices and solves many of the common problems with sending email such as relaying denied errors or blacklisting issues.
With instant setup, a money back guarantee and very low cost starter accounts you can test and start sending email in minutes with no risk.