Windows 11 KB5025305 Build 22H2 Preview Version is available

KB5025305 Windows 11 Build 22621.1631 22H2 Version RP channel changes, bug fixes, and download links.


Windows 11 obtained yet another build for 22H2 version having 2 new features, one modified Firewall settings and another s animation to icons on the Widgets taskbar button. KB5025305 is the LCU that brings 18 bug fixes. This release increases the Windows 11 version 22H2 to Build 22621.1635.

Full name of this release is 2023-04 Preview Cumulative Update for Windows 11 Version 22H2 for x64-based Systems (KB5025305). Depending on devices the x64 might be ARM64. Let’s see what is new in this assembly:

KB5025305 Windows 11 22H2 build 22621.1635 changes, bug fixes, and download links

Here is the changelog:

New Features

  1. The latest update includes modifications to the firewall settings, allowing you to customize application group rules.
  2. KB5025305 LCU for Windows 11 introduces animations for select icons on the Widgets taskbar button. These animations will activate in two scenarios: when a new announcement is displayed on the Widgets taskbar button, or when you hover over/click on the Widgets taskbar button.

Changes, improvements, and bug fixes

  1. Please note that the latest update will have an impact on the Islamic Republic of Iran. The update has been designed to comply with the government’s daylight-saving time change order from 2022.
  2. The company would like to inform you that the latest update resolves an issue that impacts the Local Security Authority Subsystem Service (LSASS) process, which may become unresponsive and cause the machine to restart. This issue is associated with error code 0xc0000005 (STATUS_ACCESS_VIOLATION). Read: Fix This change requires you to restart your device LSA Protection Error in Windows.
  3. This update resolves a problem that impacts the performance of the Tab Window Manager in Microsoft Edge IE mode, causing it to become unresponsive.
  4. Windows 11 Build 22621.1635 RP channel update resolves a problem that impacts Microsoft Edge IE mode, where pop-up windows open in the background rather than in the foreground.
  5. This update resolves a problem that impacts protected content in which the content is displayed when it should not be, after minimizing a window that contains it. This issue specifically occurs when using Taskbar Thumbnail Live Preview.
  6. Furthermore, this update resolves an issue that affects customers using mobile device management (MDM), preventing them from printing due to an exception error.
  7. KB5025305 CU update modifies the application icons for specific mobile service providers.
  8. The rollout resolves a problem that impacts signed Windows Defender Application Control (WDAC) policies, which fail to apply to the Secure Kernel. This issue arises when Secure Boot is enabled.
  9. This update resolves a problem that causes Task View to appear in the incorrect location after closing a full-screen game using the Win+Tab key combination.
  10. Windows 11 Build 22621.1635 RP channel update resolves a problem that impacts the Chinese input method, where the first suggested item is partially obscured and not fully visible.
  11. The update resolves a problem that arises when attempting to sign in to Remote Desktop Services using a PIN with Windows Hello for Business. This issue causes the sign-in process to fail and results in an error message stating, “The request is not supported”
  12. This update resolves a problem that impacts the reporting of Administrator Account Lockout policies by GPResult and Resultant Set of Policy, where these policies were not being properly displayed.
  13. KB5025305 Release Preview update resolves a problem that impacts the Unified Write Filter (UWF), where attempting to disable it using a Windows Management Instrumentation (WMI) call could result in the device becoming unresponsive.
  14. This update resolves a problem that impacts the Resilient File System aka ReFS, which causes a stop error, preventing the operating system from starting up properly.
  15. The RP channel release resolves a problem that impacts MySQL commands, which fail to execute on Windows Xenon containers.
  16. Finally, this update resolves a problem that impacts SMB Direct, where endpoints may not be accessible on systems that use multi-byte character sets.

KB5025305 download link – Windows Inside preview ISO. (when ready)

How to download KB5025305 Windows Build 22621.1635 and install

1] Using automatic Windows Update

  1. Press Winkey and type updates.
  2. Press Enter and click on – Check for updates.
  3. Wait for the downloading to complete and click on Restart now when asked.

2] Through Microsoft update catalog

  1. Go to the direct download link for KB5025305 –
  2. Once reached the website find the file compatible with your computer and click on Download.
  3. When a different popup page prompts, click on the link there.
  4. Double click on


  1. Select “Yes” on the verification prompt to complete the installation.

Release note

Source: Windows blog

That’s all!!

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Topics:  Windows update
About Sunita
Love to play with Windows 11 and 10. Suggestion - Going for Registry change or system files edit then remember to take a backup or create a restore point before Starting.