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How to turn off the "unverified sender" banner from Outlook?
How to turn off the "unverified sender" banner from Outlook?
K
Written by Karthek S
Updated over a week ago

Table of contents:

  1. Potential Cause

  2. Step-by-Step Solution

    a) Solution - 01 (Change Default Settings)

    b) Solution - 02 (Create New Anti-Phishing Policy)

Image of the error on Outlook Web Version

Image of the error on Outlook Desktop Version

Potential Cause

Microsoft is currently rolling out a new Office 365 feature dubbed 'Unverified Sender'. This feature is designed to help users identify potential spam or phishing emails that reach their Outlook client's inbox.

Step-by-Step Solution

Solution - 01 (Change Default Settings)

  1. Sign in to MS Defender.

  2. Navigate to Policies and rules under Email and Collaboration.

  3. Then navigate to Threat Polcies > Anti-phishing.

  4. Click on Anti-Phish default policy > Edit protection settings

  5. Uncheck the Spoof intelligence > Save.

Solution - 02 (Create New Anti-Phishing Policy)

  1. Sign in to MS Defender.

  2. Select Policies and rules under Email and Collaboration.

  3. Choose Threat Policies and go to the Anti-phishing section.

  4. Click on Create.

  5. Add the name “Right-hand Anti-Phish Policy” and a description. Click Next.

  6. In the Domains section, add your company domain list. Then go to the Next section.

  7. Add the RH domain list to “Add trusted senders and domains.”

  8. Please keep all the settings as it is and click Next.

  9. Leave the Action settings the same.

  10. Review and Submit the Policy.

  11. Run the test Campaign.

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