MC1090691 – Microsoft Purview | Information Protection – Email Attachment Preview in Content Explorer

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check before: 2025-06-01

Product:

eDiscovery, Exchange, Microsoft 365 suite, Purview Communication Compliance, Purview Information Protection

Platform:

Online, Web, World tenant

Status:

In development

Change type:

New feature, User impact, Admin impact

Links:

485765

Details:

Summary:
Content Explorer will now allow admins to preview email attachments flagged for sensitive data in Exchange Online, enhancing data visibility without downloading emails. This feature rolls out in June 2025 (Public Preview) and July 2025 (General Availability). No action is required; it will be enabled by default.

Details:
We're enhancing Content Explorer to provide greater visibility into sensitive data flagged in Exchange Online. Previously, only the message body was viewable, which limited insight into flagged content. With this update, admins will be able to preview email attachments directly within Content Explorer-without needing to download the email.
This message is associated with Microsoft 365 Roadmap ID 485765
[When this will happen:]
Public Preview: Rolling out beginning of June 2025; expected completion by mid-June 2025.
General Availability (Worldwide): Rolling out beginning of July 2025; expected completion by mid-July 2025.

Change Category:
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Scope:
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Release Phase:
General Availability, Preview

Created:
2025-06-10

updated:
2025-06-10

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's Purview Information Protection tool will allow administrators to preview email attachments directly within the Content Explorer tool starting June 2025, enhancing the management of sensitive data without downloading emails and supporting various file types like Word, Excel, PDFs, and images.

Direct effects for Operations**

Data Visibility Enhancement
The ability to preview email attachments flagged for sensitive data may lead to increased visibility into sensitive information, potentially exposing more data to admins than previously accessible, which could raise compliance concerns.
   - roles: Admins, Compliance Officers
   - references: https://www.microsoft.com/microsoft-365/roadmap?rtc=1%26filters%3D&searchterms=485765

Impact on DLP and eDiscovery Workflows
The change may disrupt existing Data Loss Prevention (DLP) and eDiscovery workflows, as the new preview feature could alter how attachments are flagged and reviewed, leading to potential mismanagement of sensitive data.
   - roles: IT Operations, Legal Teams
   - references: https://www.microsoft.com/microsoft-365/roadmap?rtc=1%26filters%3D&searchterms=485765

Configutation Options**

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Data Protection**

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IT Security**

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explanation for non-techies**

XXXXXXX ... free basic plan only

** AI generated content. This information must be reviewed before use.

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Last updated 2 days ago

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