KB5075912 is a security update for Windows 10 ESU and LTSC 2021 that brings Chinese fonts up to GB18030‑2022A compliance. It fixes a bug where Secure Launch‑enabled PCs with Virtual Secure Mode would reboot instead of shutting down after recent updates. The patch also restores custom folder names hidden by desktop.ini files, improves stability for certain GPU configurations, and introduces targeted delivery of new Secure Boot certificates to only devices that have proven successful update behavior. These changes collectively smooth out several user annoyances while tightening the system’s security posture.
A recent Windows update has caused problems for users running Windows 10 ESU (Extended Security Updates) or Enterprise LTSC 2021, including application crashes and freezes when accessing cloud folders like OneDrive. Specifically, Outlook would hang or display a blue screen error when using PST files stored directly within these locations, resulting in lost sent items. Microsoft released an out-of-band patch, KB5078129, to address this issue for ESU and LTSC 2021 builds, specifically version 19044.6812 and build 19045.6812. Installing this update resolves the file-system glitches and brings stability back to affected applications.
Microsoft has released an out-of-band update for Windows 10 Enterprise LTSC 2019 and Server 2019, known as KB5078131. This patch addresses problems with cloud storage integration like OneDrive, particularly issues that caused apps to freeze or Outlook to stall during startup when saving files on a network drive.
Microsoft has released an out-of-band update, KB5077796, for Windows 10 OS builds 19045.6811 and 19044.6811, specifically targeting users on the Extended Security Updates (ESU) and Windows 10 Enterprise Long-Term Servicing Channel 2021. This update bundles previously planned fixes that were originally set to be released in January as part of KB5073724. The update addresses an issue with Remote Desktop connections, which often resulted in sign-in failures due to authentication problems. With this new update, users may see improved connectivity and reduced login issues when using Remote Desktop setups.
Microsoft has released a new out-of-band update for Windows 10, specifically designed to address issues affecting users since the December 9 release. The update addresses issues with the Message Queuing system (MSMQ), which was causing resource limit messages and disk space problems in certain versions of Windows. This latest fix bundles corrections from earlier releases and is crucial for users on version 22H2 who are experiencing MSMQ-related problems. Additionally, a separate Servicing Stack Update includes improved checks for devices hosted on Azure and uses an updated certificate chain to prevent errors with future updates.
As of today (October 14, 2025), Microsoft has ended support for Windows 10, urging users to upgrade to Windows 11 or alternative options for a secure Windows operating system. Users can either upgrade their current PC to Windows 11, buy a new device with Windows 11 installed, or sign up for the Extended Security Updates (ESU) program for continued security updates and support. Those who choose not to upgrade should be aware that their devices will become more vulnerable to cyber threats without important security updates.
Microsoft has released KB5066198 (OS Build 19045.6396) Preview for various versions of Windows 10, including Home and Pro, version 22H2, Enterprise Multi-Session, Education, and IoT Enterprise. This update contains fixes and quality improvements from the previous release, including support for IT administrators to deploy hardening measures for Server Message Block (SMB), resolution of issues with SMBv1 protocol connectivity and Autopilot deployment, and a fix for uneven audio and video performance when using Network Device Interface (NDI). The update also includes a servicing stack update (KB5066411)—19045.6389—that improves the reliability of the update process by combining the latest SSU with the latest cumulative update (LCU).
Microsoft has released Windows 10 22H2 Build 19045.6390 (KB5066198) to the Release Preview Channel for Windows Insiders running version 22H2. This update focuses on delivering subtle yet significant enhancements to improve the overall user experience.
Microsoft has released Windows 10 version 22H2 Build 19045.6388 (KB5066198) for Windows Insiders in the Release Preview Channel running Windows 10 22H2. This update includes various reliability improvements and performance optimizations to enhance overall system efficiency and responsiveness. A small set of general improvements has also been implemented to refine the user experience and device functionality.
Microsoft has released a new preview update for Windows 10 22H2, which includes fixes and quality improvements from previous updates (KB5063709 and KB5066188). This update addresses various issues, including problems with supplementary characters in textboxes, the Chinese Simplified Input Method Editor, and network device interface streaming performance. Additionally, it introduces a new feature allowing customers to block outbound network traffic using the Windows 10 keyless Commercial ESU solution and makes Windows Backup for Organizations generally available. A known issue with NDI streaming performance currently affects the update, but it also resolves several other issues.
Microsoft has released Windows 10 22H2 Build 19045.6280 to Windows Insiders in the release preview channel for Windows 10. This update addresses a regression introduced in the previous Build 19045.6276 update.
Microsoft has released an out-of-band update for Windows 10 22H2, as well as Windows 10 Enterprise LTSC 2021 and Windows 10 IoT Enterprise LTSC 2021. The update encompasses fixes and enhancements from the August 2025 security update (KB5063709), which resolves an issue where attempts to reset and recover the device are unsuccessful. The update is advisable for individuals who have experienced this issue or who do not intend to utilize the aforementioned methods.
Microsoft has released an out-of-band update for Windows 10 Enterprise LTSC 2019, Windows 10 IoT Enterprise LTSC 2019, and Windows 10 IoT Core LTSC to resolve an issue that was introduced by the August 2025 security update (KB5063877), which resulted in failures during device reset and recovery attempts. This update is advised for individuals who have experienced this issue.
Microsoft has released Windows 10 22H2 Build 19045.6276 to Windows Insiders on Windows 10 22H2. The update includes several improvements, including updated Country and Operator Settings Asset profiles, fixed common controls issues, and fixed multimedia issues. It also addresses issues with Windows Hello, Family Safety, Portable Devices, and Input and Composition. Additionally, it introduces a new feature allowing customers using the Windows 10 keyless Commercial ESU solution to block outbound network traffic, supporting compliance with Zero Exhaust policies. The update also fixes an issue with the Windows Search pane. Windows Backup for Organizations is now available for seamless device transitions and enterprise-grade backup and restore.
Microsoft has released Windows 10 Build 19045.6159 to the release preview channel. It addresses issues with the update, including a problem with the Windows 10 Extended Security Updates (ESU) enrollment wizard. The update also includes updates to Country and Operator Settings Asset profiles, the addition of Secure Boot, and a fix for a stability issue caused by the May 2025 security update.
Microsoft has released a non-security update, KB5061087, for Windows 10 22H2, which resolves significant issues and incorporates new features. The update addresses Country and Operator Settings Asset (COSA) profiles, enhances Component Object Model (COM) functionality, and refreshes the curl tool. The text also covers device registration within the Entra ID Windows Account Manager plugin. The update effectively addresses the issue of unused language packs and Feature on Demand packages, thereby optimizing storage usage and minimizing installation time. The issues concerning USB-connected multi-function printers equipped with dual protocol interfaces have been resolved. The issue with the Start Menu has been resolved, and the WinSaS version is now accurately displayed. The servicing stack update (KB5061902) integrates the most recent servicing stack update (SSU) with the latest cumulative update (LCU) to enhance the reliability of the update process.
Microsoft has released Windows 10 KB5063159 (OS Build 19045.5968) as an out-of-band update, incorporating fixes and quality enhancements from the earlier update KB5060533. This update addresses the start failure issue encountered by Surface Hub v1 devices. Surface Hub v1 devices receive the update instead of KB5060533. Microsoft integrates the most recent servicing stack update (SSU) with the latest cumulative update (LCU) to enhance the reliability of the update process and implement quality improvements to the servicing stack.
Microsoft has released Windows 10 22H2 Build 19045.6029 to Windows Insiders in the release preview channel running Windows 10 22H2. The update encompasses various enhancements, such as revised Country and Operator Settings Asset profiles, resolved issues with Component Object Model functionality on Windows platforms, and an upgraded curl tool to version 8.13.0. The update also implements minor adjustments in the EEA region regarding default browsers, which encompass additional file and link types pinned to the taskbar and Start menu, along with a distinct one-click button for modifying .pdf defaults. The update also resolves issues related to device registration in the Entra ID Windows Account Manager plugin, eliminates unused language packs and Feature on Demand packages, and addresses concerns with the Start Menu, settings, servers, and file servers.
Microsoft has released KB5058481 for Windows 10 22H2, introducing several quality enhancements, such as the reinstatement of the clock view, an expansion of the Rich Calendar feature, and the incorporation of descriptive text for the Weather button. Key updates include the addition of EKB KB5015684 for Windows 10, fixes for issues with GB18030-2022 characters, updated Country and Operator Settings Asset profiles, and a fix for a problem affecting the Windows Account Sync Consent system in European Economic Area markets. The update integrates the most recent servicing stack update alongside the latest cumulative update.
Microsoft has issued two out-of-band updates for Windows 10 Enterprise LTSC 2021 and Windows 10 IoT Enterprise LTSC 2021. The initial update resolves a problem in the direct send path for a guest physical address (GPA), which led to confidential virtual machines operating on Hyper-V with Windows Server 2022 intermittently becoming unresponsive or restarting unexpectedly. The second update encompasses enhancements in security and quality that were included in updates KB5058379 and KB5061768. The revised edition encompasses all enhancements from the supported Windows 10 version 21H2 editions. The third update integrates the most recent servicing stack update (SSU) for your operating system with the latest cumulative update (LCU). This enhancement boosts the reliability of the update process and introduces quality improvements to the servicing stack responsible for installing Windows updates. The update is now accessible for download and installation on compatible editions.
