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You are here: Home / Email Solutions / The target principal name is incorrect – Microsoft Outlook

September 5, 2021 by dev

The target principal name is incorrect – Microsoft Outlook

  • The server you are connected to is using a certificate that cannot be verified.
  • The target principal name is incorrect.

Solution:

  • Click on the View Certificate
  • Check the Issued to value
  • Now go to Microsoft Outlook and navigate to: File | Account Setting | Account Setting
  • Select your e-mail account and click on the Change button.
  • Change the values of the Incoming and Outgoing (SMTP) server address so it matches the name on the Certificate. mail.domain.com
  • Click Next and Finish

The warning message should be gone.

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Filed Under: Email Solutions, Microsoft Outlook

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