Windows 11 21H2 Preview Update KB5025298 (April 25, 2023)

Windows[German]Microsoft has released the optional cumulative (preview) update KB5025298 for Windows 11 version 21H2 on April 25, 2023. There are a number of new features and especially a long list of bug fixes. Below I give an overview regarding these updates for Windows 11.


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It should be noted that this update is a so-called preview update. This is optional and by default must be manually triggered to download and install. It contains the fixes that will be rolled out in the security update for the following month. The list of updates for Windows 11 21H2 can be viewed on this Microsoft page.

Preview Update KB5025298 for Windows 11 21H2

Preview update KB5025298 is available for Windows 11 version 21H2, which raises the OS build to 22000.1880 and provides a number of fixes for these Windows versions. Here are what are called highlights below, changes and fixes:

  • This update addresses an issue that affects Microsoft Edge IE mode. Pop-up windows open in the background instead of in the foreground.
  • This update affects Xbox Elite users who have the Xbox Adaptive Controller. This update applies your controller remapping preferences on the desktop.
  • This update changes the app icons for certain mobile providers.

Microsoft states the following improvements and fixes that the update makes:

  • New! This update changes firewall settings. You can now configure application group rules.
  • This update affects the Islamic Republic of Iran. The update supports the government's daylight saving time change order from 2022.This update addresses an issue that affects the Local Security Authority Subsystem Service (LSASS) process. It might stop responding. Because of this, the machine restarts. The error is 0xc0000005 (STATUS_ACCESS_VIOLATION).
  • This update addresses an issue that affects Edge IE mode. The Tab Window Manager stops responding.
  • This update addresses an issue that affects the Windows Remote Management (WinRM) client. The client returns an HTTP server error status (500). This error occurs when it runs a transfer job in the Storage Migration Service.
  • This update addresses a rare issue that might cause an input destination to be null. This issue might occur when you attempt to convert a physical point to a logical point during hit testing. Because of this, the computer raises a stop error.
  • This update addresses an issue that affects protected content. When you minimize a window that has protected content, the content displays when it should not. This occurs when you are using Taskbar Thumbnail Live Preview.
  • This update addresses an issue that affects provisioning packages. They fail to apply in certain circumstances when elevation is required.
  • This update addresses an issue that affects mobile device management (MDM) customers. The issue stops you from printing. This occurs because of an exception.
  • This update addresses an issue that affects signed Windows Defender Application Control (WDAC) policies. They are not applied to the Secure Kernel. This occurs when you enable Secure Boot.
  • This update addresses an issue that affects the Windows Defender Application Control. The policy that blocks software using a hash rule might not stop the software from running.
  • This update addresses an issue that occurs when you use a PIN to sign in to Windows Hello for Business. Signing in to Remote Desktop Services might fail. The error message is, "The request is not supported".
  • This update makes improvements to the performance of the search box.
  • This update addresses an issue that affects Administrator Account Lockout policies. GPResult and Resultant Set of Policy did not report them.
  • This update addresses an issue that affects Active Directory Users & Computers. It stops responding. This occurs when you use TaskPad view to enable or disable many objects at the same time.
  • This update addresses an issue that affects the Unified Write Filter (UWF). When you turn it off by using a call to Windows Management Instrumentation (WMI), your device might stop responding.
  • This update addresses an issue that affects the Resilient File System (ReFS). A stop error prevents the OS from starting up correctly.
  • This update addresses an issue that affects MySQL commands. The commands fail on Windows Xenon containers.
  • This update addresses an issue that affects SMB Direct. Endpoints might not be available on systems that use multi-byte character sets.
  • This update addresses an issue that affects apps that use DirectX on older Intel graphics drivers. You might receive an error from apphelp.dll.

These improvments and fixes will be integrated in the security update for the following month. The preview update is optional and is only offered when the user explicitly selects optional updates for installation in the settings page. The update can also be downloaded and installed from the Microsoft Update Catalog. The latest Servicing Stack Update (SSU) is included to fix various issues. Further details, e.g. about the installation requirements, can be found in the support article in case of doubt. The possibly known problems are also listed there.

Similar articles:
Microsoft Security Update Summary (April 11, 2023)
Patchday: Windows 10 Updates (April 11, 2023)
Patchday: Windows 11/Server 2022 Updates (April 11, 2023)
Windows 7/Server 2008 R2; Server 2012 R2: Updates (April 11, 2023)
Patchday: Microsoft Office Updates (April 11, 2023)
Microsoft April 2023 Patchday issues
Windows 10 22H2 Preview Update KB5025297 (April 25, 2023)
Windows 11 22H2: Preview-Update KB5025305 (April 25, 2023)
Windows 11 21H2 Preview Update KB5025298 (April 25, 2023)


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