MC1188557 – M365 Change Digest

One-line summary

November 2025 non-security preview update for Windows 11 23H2 is available, bringing quality and reliability fixes; no December 2025 preview update due to holidays.

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Body (from Message Center)

The November 2025 non-security preview update is now available for all supported editions of Windows 11, version 23H2. The non-security preview update for Windows 11, versions 25H2 and 24H2 will be available soon. Information about the contents of this update is available from the release notes, which are accessible from the Windows 11 update history page. To learn more about the different types of monthly quality updates, see Windows monthly updates explained.

Looking to explore upcoming features and improvements in Windows 11? Check out the Windows roadmap. It includes what’s coming to the Windows Insider Program, what’s gradually rolling out, and what’s generally available.

Highlights for the Windows 11, version 23H2 update:

This update makes quality improvements to the servicing stack, which is the component that installs Windows updates.
This update addresses an issue where File Explorer sometimes didn’t respond to mouse clicks until you closed and reopened it.
This update addresses an issue with extracting .tar files when file or folder names contain more than 34 commonly used Chinese characters.
This update addresses an issue where the HideRecommendedSection policy didn’t work in Windows 11 Enterprise multi-session environments, such as Azure Virtual Desktop (AVD).

For instructions on how to install this update, see the KB for your operating system listed below:

Windows 11, version 23H2: KB5070312

IMPORTANT Because of minimal operations during the Western holidays and the upcoming new year, there will be no December 2025 non-security preview update. There will be a monthly security update for December 2025. Normal monthly servicing for both security and non-security preview updates will resume in January 2026.

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    "ai_actions": [
      "Review update KB5070312",
      "Install update on Windows 11 23H2 devices",
      "Note no December 2025 preview update"
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    "ai_model": "gpt-4.1",
    "ai_summary": "November 2025 non-security preview update for Windows 11 23H2 is available, bringing quality and reliability fixes; no December 2025 preview update due to holidays.",
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    "last_modified": "2025-11-20T22:15:27Z",
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    "roadmap_ids": [],
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    "title": "The November 2025 Windows non-security preview update is now available for Windows 11, version 23H2"
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