check before: 2025-08-31
Product:
Exchange, Microsoft 365 admin center
Platform:
Online, Web, World tenant
Status:
Scheduled
Change type:
New feature, User impact, Admin impact, Retirement
Links:
Details:
Summary:
The new Message Trace in Microsoft Exchange Online will be generally available from mid-June to late July 2025, with the legacy Message Trace retiring on September 1, 2025. Admins should transition to the new experience and update scripts using new cmdlets by August 31, 2025. No immediate admin action is required.
Details:
We are excited to announce the General Availability of the new Message Trace in the Microsoft Exchange admin center (EAC) in Microsoft Exchange Online. This new experience, previously in Public Preview, offers improved performance, modern design, and enhanced feature parity. Admins can access it via Exchange admin center > Mail flow > Message Trace.
The GA release is associated with Microsoft 365 Roadmap ID 495489.
[When this will happen:]
General Availability (Worldwide): We will begin rolling out mid-June 2025 and expect to complete by late July 2025.
Retirement of legacy Message Trace begins September 1, 2025.
Change Category:
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Scope:
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Release Phase:
General Availability, Preview
Created:
2025-06-12
updated:
2025-06-12
Public Preview Start Date
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Task Type
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Docu to Check
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MS How does it affect me
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MS Preperations
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MS Urgency
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MS workload name
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linked item details
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summary for non-techies**
Microsoft is introducing a new version of Message Trace in Exchange Online, offering enhanced features like a 90-day message search and subject searches, with a transition period from mid-June to late July 2025, and requiring script updates by August 31, 2025, as the old version is phased out by September 1, 2025.
Direct effects for Operations**
Transition to New Message Trace
Admins may face difficulties adapting to the new Message Trace interface and features, leading to potential delays in troubleshooting email issues.
- roles: IT Admin, Support Staff
- references: https://techcommunity.microsoft.com/blog/exchange/announcing-general-availability-ga-of-the-new-message-trace-in-exchange-online/4420243
Deprecation of Legacy Cmdlets
Scripts and automation relying on legacy cmdlets may fail, causing disruptions in automated reporting and monitoring processes.
- roles: IT Admin, DevOps Engineer
- references: https://www.microsoft.com/microsoft-365/roadmap?filters=&searchterms=495489
User Experience with Email Tracking
Users may experience delays in receiving email tracking information if admins do not transition to the new system promptly, impacting their ability to resolve email issues.
- roles: End User, Support Staff
- references: https://techcommunity.microsoft.com/blog/exchange/announcing-general-availability-ga-of-the-new-message-trace-in-exchange-online/4420243
Reporting Web Service Migration
Organizations relying on the Reporting Web Service for Message Trace data may face data access issues if they do not migrate to new PowerShell cmdlets in time.
- roles: IT Admin, Data Analyst
- references: https://www.microsoft.com/microsoft-365/roadmap?filters=&searchterms=495489
Internal Documentation Updates
Failure to update internal documentation regarding the new Message Trace may lead to confusion among staff and hinder effective use of the new features.
- roles: IT Admin, Training Coordinator
- references: https://techcommunity.microsoft.com/blog/exchange/announcing-general-availability-ga-of-the-new-message-trace-in-exchange-online/4420243
Configutation Options**
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Potentional Risks**
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IT Security**
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explanation for non-techies**
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** AI generated content. This information must be reviewed before use.
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Last updated 56 minutes ago
