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365 Total Protection Add-In 4.11.0

Written by Proofpoint Total Protection / 06.04.2026 / Outlook Add-ins,Release Note

enhancement

  • Branding options were updated for different regions.

Improvements

  • An error message is displayed when adding a sender to the allow or deny list in the Outlook add-in when it’s already listed, instead of creating a duplicate.
  • Authentication was fixed in Outlook Classic (2016/2019 desktop), which uses an IE11-based runtime.
  • An error message is displayed when AI Email Security Analyst is triggered on an email which can not be found in the archives or in quarantine.

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