Exchange Online – Major Update – Top domain mail flow report is retiring on July 6, 2026.

Hi All,
Greetings. LIFE IS BEAUTIFUL 🙂
Today, I am sharing one of the major updates related to Exchange Online.
Major Update – Top domain mail flow report in Exchange Online is retiring
If you are new to Exchange Online – we have detailed article – how to navigate to Exchange Online admin center. Small Tips and Tricks – Exchange admin center – How to navigate to Exchange admin center

Details
- Microsoft is retiring the Top domain mail flow report in the Exchange admin center (EAC)

- Microsoft is doing this change as a part of ongoing work to streamline and modernize mail flow reporting in Exchange Online
- This will help admins consolidate workflows and adopt more flexible reporting options.
Timelines
- The Top domain mail flow report will be retired on July 6, 2026.
- Any workflows that rely on this report for troubleshooting, monitoring, or reporting will need to transition to an alternative reporting method.
- No other Exchange Online mail flow reports are impacted by this change.
- This retirement does not change mail delivery behavior or message routing.
References
Thank you for reading! Have a WONDERFUL time ahead 🙂

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