check before: 2025-08-01
Product:
Microsoft 365 Apps, Outlook, Purview, Purview Communication Compliance, Purview Data Loss Prevention
Platform:
Android, iOS, mobile, Online, Web, World tenant
Status:
In development
Change type:
Feature update, Updated message
Links:
Details:
Summary:
Microsoft Outlook Mobile was set to support Data Loss Prevention (DLP) policy tips and enforcement to prevent data leaks, aligning with desktop and web versions. However, this update has been rolled back after review, and further communication will follow when ready to proceed.
Details:
Updated September 29, 2025: After further review, we need to roll this back. We apologize for any inconvenience.
Introduction
Outlook Mobile for iOS and Android will soon support Data Loss Prevention (DLP) policy tips and enforcement. This update helps users avoid accidental data leaks by providing inline alerts or pop-ups when sensitive content is detected-based on admin-configured DLP rules. This enhancement brings DLP behavior in Outlook Mobile in line with Outlook for desktop and web, ensuring consistent compliance enforcement across platforms.
This message is associated with Microsoft 365 Roadmap ID 496146.
When this will happen
We will communicate via Message center when we are ready to proceed.
Change Category:
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Scope:
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Release Phase:
General Availability
Created:
2025-08-06
updated:
2025-09-29
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**
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Direct effects for Operations**
Data Loss Prevention (DLP) Policy Enforcement Rollback
The rollback of DLP policy tips and enforcement in Outlook Mobile may lead to increased risk of data leaks, as users will not receive alerts for sensitive content, potentially violating compliance regulations.
- roles: Compliance Officer, IT Security Manager
- references: https://learn.microsoft.com/microsoft-365/compliance/data-loss-prevention-policies, https://www.microsoft.com/en-us/microsoft-365/roadmap?filters=&searchterms=496146
User Experience Impact Due to Lack of DLP
Without DLP policy tips, users may inadvertently send sensitive information without warnings, leading to confusion and frustration when data leaks occur.
- roles: End User, Help Desk Support
- references: https://learn.microsoft.com/microsoft-365/compliance/data-loss-prevention-policies, https://www.microsoft.com/en-us/microsoft-365/roadmap?filters=&searchterms=496146
Configutation Options**
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Data Protection**
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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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change history
| Date | Property | old | new |
| 2025-09-29 | MC Last Updated | 08/07/2025 21:22:41 | 2025-09-29T14:45:47Z |
| 2025-09-29 | MC Messages | Updated August 7, 2025: We have updated the timeline. Thank you for your patience.
Introduction Outlook Mobile for iOS and Android will soon support Data Loss Prevention (DLP) policy tips and enforcement. This update helps users avoid accidental data leaks by providing inline alerts or pop-ups when sensitive content is detected-based on admin-configured DLP rules. This enhancement brings DLP behavior in Outlook Mobile in line with Outlook for desktop and web, ensuring consistent compliance enforcement across platforms. This message is associated with Microsoft 365 Roadmap ID 496146. When this will happen General Availability rollout will begin in early August 2025 (previously mid-August) and is expected to complete by early September 2025. | Updated September 29, 2025: After further review, we need to roll this back. We apologize for any inconvenience.
Introduction Outlook Mobile for iOS and Android will soon support Data Loss Prevention (DLP) policy tips and enforcement. This update helps users avoid accidental data leaks by providing inline alerts or pop-ups when sensitive content is detected-based on admin-configured DLP rules. This enhancement brings DLP behavior in Outlook Mobile in line with Outlook for desktop and web, ensuring consistent compliance enforcement across platforms. This message is associated with Microsoft 365 Roadmap ID 496146. When this will happen We will communicate via Message center when we are ready to proceed. |
| 2025-09-29 | MC End Time | 10/04/2025 09:00:00 | 2026-03-31T09:00:00Z |
| 2025-09-29 | MC Summary | Outlook Mobile for iOS and Android will support Microsoft Purview DLP policy tips and enforcement starting early August 2025, aligning with desktop and web versions. This enhances data protection by alerting or blocking sensitive content based on existing DLP policies, requiring no extra configuration or licensing. | Microsoft Outlook Mobile was set to support Data Loss Prevention (DLP) policy tips and enforcement to prevent data leaks, aligning with desktop and web versions. However, this update has been rolled back after review, and further communication will follow when ready to proceed. |
| 2025-08-08 | MC Messages | Introduction
Outlook Mobile for iOS and Android will soon support Data Loss Prevention (DLP) policy tips and enforcement. This update helps users avoid accidental data leaks by providing inline alerts or pop-ups when sensitive content is detected-based on admin-configured DLP rules. This enhancement brings DLP behavior in Outlook Mobile in line with Outlook for desktop and web, ensuring consistent compliance enforcement across platforms. This message is associated with Microsoft 365 Roadmap ID 496146. When this will happen General Availability rollout will begin in mid-August 2025 and is expected to complete by early September 2025. | Updated August 7, 2025: We have updated the timeline. Thank you for your patience.
Introduction Outlook Mobile for iOS and Android will soon support Data Loss Prevention (DLP) policy tips and enforcement. This update helps users avoid accidental data leaks by providing inline alerts or pop-ups when sensitive content is detected-based on admin-configured DLP rules. This enhancement brings DLP behavior in Outlook Mobile in line with Outlook for desktop and web, ensuring consistent compliance enforcement across platforms. This message is associated with Microsoft 365 Roadmap ID 496146. When this will happen General Availability rollout will begin in early August 2025 (previously mid-August) and is expected to complete by early September 2025. |
| 2025-08-08 | MC Title | Microsoft Outlook Mobile adds support for DLP policy tips and enforcement | (Updated) Microsoft Outlook Mobile adds support for DLP policy tips and enforcement |
| 2025-08-08 | MC Last Updated | 08/06/2025 00:56:38 | 2025-08-07T21:22:41Z |
| 2025-08-08 | MC MessageTagNames | Feature update | Updated message, Feature update |
| 2025-08-08 | MC Summary | Outlook Mobile for iOS and Android will support Microsoft Purview DLP policy tips and enforcement starting mid-August 2025, aligning with desktop and web versions. This enhances data protection by alerting users to sensitive content based on existing DLP rules, requiring no extra configuration or licensing. | Outlook Mobile for iOS and Android will support Microsoft Purview DLP policy tips and enforcement starting early August 2025, aligning with desktop and web versions. This enhances data protection by alerting or blocking sensitive content based on existing DLP policies, requiring no extra configuration or licensing. |
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