Did you or your organization installed Microsoft Report Message or Report Phishing add-ins?
Please check with your Admin.
If installation confirmed check your Add-ins section on Outlook.
- The procedures in this section require the Microsoft Report Message or Report Phishing add-ins. For more information, see Enable the Microsoft Report Message or the Report Phishing add-in installed.
- The versions of Outlook that are supported by the Report Message and Report Phishing add-ins are described here.