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Metadata at May 29, 2026

Message ID

MC1326509

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Published

May 29, 2026

Service

Microsoft Purview

Tag

New feature
User impact
Admin impact

Roadmap ID

561327

View roadmap details

Platforms

Web
View the latest version See what changed since this version

MC1326509 - Microsoft Purview: Information Protection- File Labeler and File Viewer for MacOS

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What changed since this version

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Updated September 2, 2026: We have updated the timeline. Thank you for your patience. 

What and Why

Microsoft Purview Information Protection is introducing File Labeler and File Viewer applications for macOS. These clients will bring sensitivity labeling and protected file viewing capabilities to Mac users, aligning with the experience already available on Windows.

This update will help organizations consistently apply and enforce protection policies across platforms, supporting enterprise-grade security and compliance for sensitive content across devices.

This message is associated with Microsoft 365 Roadmap ID 561327.

Rollout Schedule

  • Public Preview: The macOS client will be made available for download on or around May 29, 2026.
  • General Availability (Worldwide): The macOS client will be made available for download on or around SeptemberNovember 30, 2026.

Impact on Your Organization

Who is affected

  • Users on macOS who work with labeled and protected files
  • Admins managing Microsoft Purview Information Protection

Platforms/Services

  • macOS
  • Microsoft Purview Information Protection

What will happen

  • The macOS client will be made available to download via the Microsoft Purview Information Protection page.
  • Users will be able to apply, change, and remove sensitivity labels on supported files, including Office documents, PDFs, images, text files, and other file types.
  • Users will be able to apply labels and protection to single files, or multiple files
  • Labels and protection will remain applied when files are shared or moved.
  • Users will be able to open and view protected files (including .pfile-based formats) that are not supported by their originating applications.
  • The macOS client will provide parity with the Windows File Labeler and File Viewer, with the following exceptions:
    • Advanced label-based protection will not be supported in this release.
    • Need to work with files, selecting a folder will not show the option.
  • The client will not be pre-installed and will need to be downloaded separately.
  • Existing sensitivity labeling policies will continue to apply; no changes will be required.

Action Required/Recommendations

No immediate action is required.

Admins may consider the following:

  • Review your current sensitivity labeling policies to ensure they meet cross-platform needs.
  • Inform macOS users about the availability of labeling and protected file viewing capabilities.
  • Download the macOS client from the Microsoft Purview Information Protection page when it becomes available.

Learn more:

Compliance considerations

QuestionAnswer
Does the change alter how existing customer data is processed, stored, or accessed?Yes. Files can now be labeled and accessed on macOS, extending existing sensitivity labeling and protection workflows to another platform.
Does the change modify Information Protection labels or encryption capabilities?Yes. Labeling capabilities are extended to macOS; however, advanced label-based protection is not supported in this release.
Does the change include an admin control and can it be controlled via Entra ID groups?Yes. Existing Purview labeling policies and controls continue to govern behavior across platforms.

Snapshot from May 29, 2026

What and Why

Microsoft Purview Information Protection is introducing File Labeler and File Viewer applications for macOS. These clients will bring sensitivity labeling and protected file viewing capabilities to Mac users, aligning with the experience already available on Windows.

This update will help organizations consistently apply and enforce protection policies across platforms, supporting enterprise-grade security and compliance for sensitive content across devices.

This message is associated with Microsoft 365 Roadmap ID 561327.

Rollout Schedule

  • Public Preview: The macOS client will be made available for download on or around May 29, 2026.
  • General Availability (Worldwide): The macOS client will be made available for download on or around September 30, 2026.

Impact on Your Organization

Who is affected

  • Users on macOS who work with labeled and protected files
  • Admins managing Microsoft Purview Information Protection

Platforms/Services

  • macOS
  • Microsoft Purview Information Protection

What will happen

  • The macOS client will be made available to download via the Microsoft Purview Information Protection page.
  • Users will be able to apply, change, and remove sensitivity labels on supported files, including Office documents, PDFs, images, text files, and other file types.
  • Users will be able to apply labels and protection to single files, or multiple files
  • Labels and protection will remain applied when files are shared or moved.
  • Users will be able to open and view protected files (including .pfile-based formats) that are not supported by their originating applications.
  • The macOS client will provide parity with the Windows File Labeler and File Viewer, with the following exceptions:
    • Advanced label-based protection will not be supported in this release.
    • Need to work with files, selecting a folder will not show the option.
  • The client will not be pre-installed and will need to be downloaded separately.
  • Existing sensitivity labeling policies will continue to apply; no changes will be required.

Action Required/Recommendations

No immediate action is required.

Admins may consider the following:

  • Review your current sensitivity labeling policies to ensure they meet cross-platform needs.
  • Inform macOS users about the availability of labeling and protected file viewing capabilities.
  • Download the macOS client from the Microsoft Purview Information Protection page when it becomes available.

Learn more:

Compliance considerations

QuestionAnswer
Does the change alter how existing customer data is processed, stored, or accessed?Yes. Files can now be labeled and accessed on macOS, extending existing sensitivity labeling and protection workflows to another platform.
Does the change modify Information Protection labels or encryption capabilities?Yes. Labeling capabilities are extended to macOS; however, advanced label-based protection is not supported in this release.
Does the change include an admin control and can it be controlled via Entra ID groups?Yes. Existing Purview labeling policies and controls continue to govern behavior across platforms.