KB5065426: Overview with user sentiment and feedback

Last Updated September 12, 2025

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Known Issues

Overview

The KB5065426 update, scheduled for release on September 9, 2025, is designed to address security issues and introduce various fixes and improvements for Windows 11, version 24H2, 23H2, 22H2, and 21H2. The update also includes updates for AI components and a Windows 11 servicing stack update. It is crucial to update certificates to avoid potential disruptions due to the expiration of Secure Boot certificates starting in June 2026.

General Purpose

This update primarily aims to address security issues for the Windows operating system. It includes fixes for known issues such as unexpected User Account Control (UAC) prompts, certain apps stopping to respond to input, and issues with Internet Information Services (IIS) modules. Additionally, it introduces new features and improvements for settings, taskbar, voice access, Windows Share, BitLocker, Bluetooth, and more.

General Sentiment

The general sentiment towards this update is cautiously optimistic. While it includes important security fixes and several enhancements, the presence of known issues, particularly with PowerShell Direct (PSDirect) connections in hotpatched devices, introduces a level of caution. Users are advised to be aware of these issues and consider the provided workarounds.

Known Issues

  • App compatibility (known issue): Addresses an issue that caused non-admin users to receive unexpected UAC prompts when MSI installers perform certain custom actions.
  • Networking (known issue): Addresses an issue that affects audio in apps using the Network Device Interface (NDI). Audio stutters when Display Capture is on in OBS Studio Application.
  • PSDirect connections failing in hotpatched devices: An edge case affecting hotpatched devices that have installed the September 2025 Hotpatch update (KB5065474) or the September 2025 security update (KB5065426). These devices might experience failures with PowerShell Direct (PSDirect) connections when the host and guest virtual machines (VMs) are both not fully updated.

Disclaimer: We take measures to ensure that AI-generated content is of the highest possible quality, but we cannot guarantee its accuracy and recommend that users do their own independent research. Generated on 2025-09-12 01:09 AM

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