Microsoft 365 Roadmap

Microsoft Purview
Data Loss Prevention to restrict processing external emails in Microsoft 365 Copilot and Copilot Chat

Feature details and release plans from a build snapshot of Microsoft's official roadmap feed.

All Microsoft 365 updates
Product
Microsoft Purview
Release status
In development
RSS publication

Feature overview

We are expanding Microsoft Purview DLP for Microsoft 365 Copilot and Copilot Chat to safeguard risks from external emails. This real-time control helps organizations mitigate data risks by preventing Microsoft 365 Copilot and Chat from processing emails from senders external to your organization.

Expected release date

January CY2027
Preview date: June CY2026

Source: Microsoft 365 Roadmap RSS (build snapshot) Feature ID: 561552

RSS snapshot built . Refreshed on rebuild and deployment.

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