Microsoft has released the KB5063689 Safe OS Dynamic Update for Windows 11, version 24H2, and Windows Server 2025, dated July 22, 2025. This update enhances the Windows Recovery Environment (WinRE) by addressing specific issues and improving system stability during recovery operations.
Key Improvements:
- Windows Recovery Environment Enhancements: The update focuses on refining WinRE, ensuring a more reliable recovery process for users encountering system issues.
- Availability: The update is accessible through Windows Update and will be downloaded and installed automatically.
- Prerequisites: There are no prerequisites for applying this update.
- Restart Information: A system restart is not required after applying the update.
- Removal Information: Once applied, this update cannot be removed from the Windows image.
- Update Replacement Information: This update replaces the previously released update KB5059693.
After installing the update, the WinRE version on the device should be 10.0.26100.4187. To verify the installed WinRE version, users can utilize methods such as viewing the WinREAgent servicing event or using the Deployment Image Servicing and Management (DISM) command.
File Information:
The update installs files with specific attributes for all supported x64-based versions. For detailed file information, users can refer to the official Microsoft support page.
Additional Considerations:
It's important to note that Secure Boot certificates used by most Windows devices are set to expire starting in June 2026. To avoid potential boot issues, Microsoft recommends reviewing guidance and updating certificates in advance. For more details and preparation steps, see Windows Secure Boot certificate expiration and CA updates.
For comprehensive information and to access the update, visit the Microsoft Support page for KB5063689.
Source: Microsoft Support https://support.microsoft.com/en-us/topic/kb5063689-safe-os-dynamic-update-for-windows-11-version-24h2-and-windows-server-2025-july-22-2025-802529c3-3d67-4d7f-87bc-2f9f396799b0
