Skip to content

Email Server Configuration Help

Email Server Configuration Help

Use this information when setting up the Excel Email Manager.

Be sure to get build 2.55 or newer. Check your build number against the latest available build here: Get the latest build.

This page includes specific information for popular email providers.


Enable ‘less secure apps’ in gmail’s preferences. Use this link to access the preference:

Office365 &

Enter your Microsoft the username and password you use to login at  or

Enter the email address of the hosted email account you’ll be sending from. Sometimes these values are the same, but sometimes they’re different.

Connection Errors

For Office Exchange accounts, if you and you get an error that says 5.7.139 Authentication unsuccessful, SmtpClientAuthentication is disabled for the Tenant, it means your email account is set up to refuse SMTP clients – even when using an SSL connection. See this page to find out how to turn SmtpClientAuthentication back on:

If you get 5.7.139 Authentication unsuccessful, the request did not meet the criteria to be authenticated successfully, it means that security settings must be changed. See Microsoft’s answer here:


Create and use an App Password:
  • Log into your yahoo account.
  • Hover your mouse over your account name in the upper right corner and then click Account Info on the popup that appears.
  • Click Account Security.
  • Click Manage App Passwords. A popup window will appear.
  • Select Other App from the bottom of the app list and then enter “BRC email” or similar for the app name (it doesn’t really matter) and then click Generate.
  • Copy the resulting password and then paste it into the Excel Email Manager’s Email Configuration window in the password field.

Use only a Reply To email address. Leave the field blank or use the same email you’re sending from.