557255 – Microsoft Purview: Data Loss Prevention to prevent Microsoft 365 Copilot processing content with sensitivity labels supports all storage locations

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*For this entry exists the more relevant or more recent entry MC1234661

check before: 2026-04-01

Product:

Copilot, Microsoft 365 Apps, Microsoft 365 Copilot, Purview, Purview Communication Compliance, Purview Data Loss Prevention, Purview Information Protection

Platform:

Android, iOS, Mac, US Instances, Windows Desktop, World tenant

Status:

Rolling out

Change type:

Links:

MC1234661

Details:

The Microsoft Purview Data Loss Prevention policy to restrict Microsoft 365 Copilot processing sensitive files in Word, Excel, and PowerPoint will now apply regardless of file storage location.

Change Category:
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Scope:
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Release Phase:
Current Channel, General Availability

Created:
2026-02-13

updated:
2026-04-11

Docu to Check

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MS workload name

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summary for non-techies**

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Direct effects for Operations**

Please, look at the most relevant linked item for details

explanation for non-techies**

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

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change history

DatePropertyoldnew
2026-04-11RM StatusIn developmentRolling out
2026-03-27RM ReleaseMarch CY2026April CY2026

Last updated 23 hours ago ago

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