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Microsoft has released Windows 11 KB5060826 (OS Builds 22621.5549 and 22631.5549) Preview for Windows 11 Enterprise and Education 22H2 and Windows 11 23H2, featuring a gradual rollout that distributes updates over time, enabling users to receive them at varying intervals. The update implements modifications to the European Economic Area region concerning default browsers. This includes the addition of various file and link types, which are now pinned to the taskbar and Start menu, as well as a distinct one-click button for browsers to alter their default.pdf settings. The PC-to-PC migration feature is now being introduced, accompanied by the landing and pairing page within the Windows Backup application. Windows Share now provides a visual preview for sharing links or web content, and administrators can configure whether a new device receives critical updates during the out-of-box experience.

The Windows 11 version 23H2 features enhancements in various areas, including audit, authentication, country and operator settings, display kernel, network file sharing, performance, shell, and Windows Hello. The update resolves concerns related to auditing privilege usage, authentication processes, display kernel functionality, network file sharing capabilities, performance metrics, shell operations, and Windows Search efficiency. The Windows 11 servicing stack update (KB5061903): 22621.5550 and 22631.5550 enhance the servicing stack, providing a solid and dependable foundation for devices to obtain and implement Microsoft updates.



June 26, 2025—KB5060826 (OS Builds 22621.5549 and 22631.5549) Preview

Highlights

Gradual rollout

A gradual rollout distributes a release update over a period of time, rather than all at once. This means that users receive the updates at different times, and it might not be immediately available to all users. To see the status of this feature, go to  Windows release health dashboard.

  • [App defaults]

    • New!  We are rolling out some small changes in the European Economic Area (EEA) region for default browsers through the Set default button in Settings Apps > Default apps:

      • Additional file and link types will be set for the new default browser, if it registers them.

      • The new default browser will be pinned to the Taskbar and Start menu unless you choose not to pin it by clearing the checkboxes.

      • There is now a separate one-click button for browsers to change your .pdf default, if the browser registers for the .pdf file type.

  • [PC Migration] New!​​​​​​​ ​​​​​​​The PC-to-PC migration experience in Windows is starting to roll out. You’ll begin to see the landing and the pairing page in the Windows Backup app, giving you a first look at what’s coming. In the full experience, you’ll be able to transfer files and settings from an old PC to a new one during setup. Support for this feature during PC setup will arrive in a future update. The rollout is being introduced in phases to support a smooth experience.

  • [Windows Share]​​​​​​​ ​​​​​​​New! When you share links or web content using the Windows share window, you will see a visual preview for that content.

Normal rollout

  • [Windows Setup] New! Admins can configure whether a new device gets critical updates during the out-of-box experience (OOBE).

​​​​​​​Improvements​​​​​​​

Windows 11, version 23H2

Important: Use EKB  KB5027397 to update to Windows 11, version 23H2.

This non-security update includes quality improvements. Key changes include:

  • This build includes all the improvements in Windows 11, version 22H2.

  • There are no additional issues documented for this release.

Windows 11, version 22H2: Enterprise and Education editions

This non-security update includes quality improvements. The following summary outlines key issues addressed by the KB after you install it. Also, included are available new features. The bold text within the brackets indicates the item or area of the change.

  • [Audit] Fixed: An issue with auditing privilege use created too many security event logs. These logs filled up the system drive and prevented users from signing in.

  • [Authentication] Fixed: This update fixes an issue where domain-joined machines running Windows 11 22H2 or 23H2 couldn’t update their account passwords on Windows Server 2025 domain controllers, which led to trust relationship issues.

  • [Country and Operator Settings Asset (COSA] Fixed: This update brings profiles up to date for certain mobile operators.

  • [Display Kernel] Fixed: An issue that prevented Remote Desktop Protocol (RDP) connections until you restarted your device.

  • [Network file sharing] Fixed: This update fixes an issue where workstations and servers might stop responding when connecting to resources located on Server Message Block (SMB) shares.

  • [Performance] Fixed: This update addresses an issue that prevented the complete removal of unused language packs and Feature on Demand packages, which previously led to unnecessary storage use and longer Windows Update installation times.

  • [Shell] Fixed: This update resolves an issue where kiosk devices might stop responding after being locked and unlocked by an administrator.

  • [Windows Hello] Fixed: This update addresses an issue that prevented the automatic renewal of expiring certificates in Windows Hello for Business.

  • [Windows Search]​​​​​​​ Fixed: Windows Search responds very slowly—the Search Box can take over 10 seconds to load before you can use it.

If you installed earlier updates, your device downloads and installs only the new updates contained in this package.

Windows 11 servicing stack update (KB5061903) - 22621.5550 and 22631.5550

This update makes quality improvements to the servicing stack, which is the component that installs Windows updates. Servicing stack updates (SSU) ensure that you have a robust and reliable servicing stack so that your devices can receive and install Microsoft updates. To learn more about SSUs, see  Simplifying on-premises deployment of servicing stack updates.


June 26, 2025—KB5060826 (OS Builds 22621.5549 and 22631.5549) Preview - Microsoft Support