MC1279093 | (Updated) Microsoft Defender for Office 365: Enhancing how we handle promotional mail

Service

Microsoft Defender XDR

Last Updated

2026-08-03T16:39:35.413Z

Published

2026-04-13T22:54:05Z

Message ID

MC1279093

Updated August 3, 2026: We have updated the timeline. Thank you for your patience. [Introduction] We are enhancing how Microsoft Defender for Office 365 identifies and manages promotional email. Promotional messages will be tagged as “promotions” (previously “Bulk” in preview) and can be moved automatically to a new Promotions folder. The system learns from user actions, such as moving messages into or out of the Promotions folder and applies those preferences to future messages. These improvements reduce inbox clutter and help users stay focused while still receiving promotional content they want. [When this will happen] • Public Preview (Limited): We will begin rolling out in mid-April 202...

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