Windows 10 Updates
July 8, 2025—KB5062554 (OS Builds 19044.6093 and 19045.6093)
Published: August 12, 2025
Overview
KB5062554, released on July 8, 2025, is a critical security update for Windows 10 Enterprise LTSC 2021, Windows 10 IoT Enterprise LTSC 2021, and Windows 10 version 22H2. This update addresses various security vulnerabilities and quality improvements in the internal Windows OS functionality. It includes the latest servicing stack update (SSU) KB5063706 to enhance the reliability of the update process. The update also highlights the impending expiration of Secure Boot certificates starting June 2026, urging users to take action to avoid boot issues. Additionally, it provides resolutions for known issues related to Microsoft Changjie Input Method Editor and Windows Emoji Panel.
Technical Breakdown
Vulnerabilities, Improvements and Bug Fixes
Vulnerabilities
- (Impact: High) Miscellaneous Security Improvements: This update contains unspecified security enhancements to internal Windows OS functionality aimed at mitigating potential vulnerabilities.
Improvements
- (Impact: Medium) Servicing Stack Update: Enhances the servicing stack component that installs Windows updates, improving overall reliability during the update process.
Bug Fixes
- (Impact: Medium) Microsoft Changjie Input Method Editor Issue: Resolves problems with word formation and selection in Traditional Chinese IME after typing full compositions.
- (Impact: Medium) Windows Emoji Panel Search Functionality: Fixes an issue where the search feature in the Emoji Panel becomes non-functional post-update.
Known Issues and Workarounds
| Issue | Applies To | Symptoms | Workarounds |
|---|---|---|---|
| Noto fonts | All Users | Blurry or unclear CJK text at 96 DPI in Chromium-based browsers like Edge and Chrome. | Increase display scaling or report issues via Google Noto Fonts GitHub. |
| Microsoft Changjie Input Method Editor | Traditional Chinese Users | Inability to form/select words; spacebar unresponsive; incorrect outputs. | Resolved by installing KB5062649. |
| Windows Emoji Panel | All Users | Search feature non-functional; error messages when searching emojis. | Resolved by installing KB5062649. |
Installation Process and Prerequisites
Prerequisites
- For offline OS image servicing:
-
Install SSU KB5031539 if your image lacks LCU from July 25, 2023 (KB5028244) or later.
-
For WSUS deployment or standalone package installation:
- Install SSU KB5005260 if devices lack LCU from May 11, 2021 (KB5003173) or later.
Installation Steps
- Ensure prerequisites are met based on your deployment scenario.
- Use one of the available channels to download and install the update.
Installation Channels
| Channel | Availability | Details |
|---|---|---|
| Windows Update | Yes | Automatically downloaded and installed from Windows Update and Microsoft Update. |
| Windows Update for Business | Yes | Automatically downloaded and installed according to configured policies. |
| Microsoft Update Catalog | Yes | Obtain standalone package from Microsoft Update Catalog. |
| Windows Server Update Services (WSUS) | Yes | Automatically syncs with WSUS if configured for "Windows 10, version 1903 and later" under Security Updates classification. |
Uninstallation Instructions
To remove the LCU after installing the combined SSU and LCU package:
DISM /online /get-packages
Use DISM /Remove-Package command line option with the LCU package name as argument found using above command.
Note that using wusa.exe with /uninstall switch will not work due to inclusion of SSU in combined package which cannot be removed post-installation.
July 8, 2025—KB5062561 (OS Build 10240.21073)
Published: August 12, 2025
Overview
KB5062561, released on July 8, 2025, is a security update for Windows 10 OS Build 10240.21073. This update addresses various security improvements within the internal Windows OS functionality without specifying particular issues. It is crucial for maintaining system integrity as it includes fixes from the previous June 10, 2025—KB5060998 update. The update also highlights the impending expiration of Secure Boot certificates starting in June 2026, urging users to update certificates to avoid boot issues. Support for Windows 10 will end on October 14, 2025, and users are encouraged to transition to Windows 11.
Technical Breakdown
Vulnerabilities, Improvements and Bug Fixes
Vulnerabilities
- (Impact: High) Miscellaneous Security Improvements: This update enhances security within the internal Windows OS functionality. Specific vulnerabilities are not detailed but are part of ongoing efforts to fortify system defenses.
Improvements
- No specific improvements were documented beyond general security enhancements.
Bug Fixes
- No specific bug fixes were documented in this release.
Known Issues and Workarounds
There are no known issues associated with this update as per the KB article.
Installation Process and Prerequisites
Prerequisites
To install any cumulative updates for Windows 10 version 1507 released on or after January 14, 2025, ensure that the latest Servicing Stack Update (SSU) is installed:
- The SSU KB5058527 must be installed prior to installing this update.
- If using Windows Update or Windows Update for Business, the SSU will be offered automatically.
- For manual installations via the Update Catalog or WSUS, download and approve SSU KB5058527 before proceeding with KB5062561.
Installation Steps
- Ensure that your device has the latest SSU installed.
- Use one of the available channels (Windows Update, Microsoft Update Catalog, WSUS) to download and install KB5062561.
Installation Channels
| Channel | Availability | Details |
|---|---|---|
| Windows Update | Yes | This update will be downloaded and installed automatically from Windows Update and Microsoft Update. |
| Windows Update for Business | Yes | This update will be downloaded and installed automatically from Windows Update for Business in accordance with configured policies. |
| Microsoft Update Catalog | Yes | To get the standalone package for this update, visit the Microsoft Update Catalog. |
| Windows Server Update Services (WSUS) | Yes | This update will automatically sync with WSUS if you configure Products as "Windows 10" and Classification as "Security Updates". |
Uninstallation Instructions
If you need to remove this LCU:
wusa /uninstall /kb:5062561
Ensure that you have administrative privileges when executing uninstallation commands.
August 12, 2025—KB5063709 (OS Builds 19044.6216 and 19045.6216)
Published: August 12, 2025
Overview
KB5063709, released on August 12, 2025, is a critical security update for Windows 10 Enterprise LTSC 2021, Windows 10 IoT Enterprise LTSC 2021, and all editions of Windows 10 version 22H2. This update addresses various security vulnerabilities and includes quality improvements from previous updates such as KB5062554 and KB5062649. It also incorporates the latest servicing stack update (SSU) KB5063261 to enhance the reliability of the update process. Notably, Secure Boot certificates are set to expire starting June 2026, necessitating proactive updates to avoid boot issues. The support for Windows 10 will end in October 2025, urging users to transition to Windows 11.
Technical Breakdown
Vulnerabilities, Improvements and Bug Fixes
Vulnerabilities
- (Impact: Critical) Miscellaneous Security Improvements: This update contains unspecified security enhancements to internal Windows OS functionality aimed at mitigating potential vulnerabilities.
Improvements
- (Impact: High) Servicing Stack Update Enhancements: The SSU included in this release improves the reliability of the update process by addressing potential installation issues.
- (Impact: Medium) Quality Improvements from Previous Updates: Incorporates fixes and improvements from prior updates KB5062554 and KB5062649.
Bug Fixes
- No specific bug fixes are documented for this release.
Known Issues and Workarounds
There are currently no known issues associated with this update.
Installation Process and Prerequisites
Prerequisites
- For offline OS image servicing:
-
If your image lacks the July 25, 2023 LCU (KB5028244), install the standalone October 13, 2023 SSU (KB5031539) before proceeding.
-
For WSUS deployment or standalone package installation:
- Ensure devices have the May 11, 2021 LCU (KB5003173) or later; otherwise, install the standalone August 10, 2021 SSU (KB5005260) first.
Installation Steps
To install this update: 1. Use one of the available channels listed below. 2. Follow any specific instructions provided for your chosen channel.
Installation Channels
| Channel | Availability | Details |
|---|---|---|
| Windows Update | Yes | Automatically downloaded and installed via Windows Update and Microsoft Update. |
| Windows Update for Business | Yes | Automatically downloaded and installed according to configured policies. |
| Microsoft Update Catalog | Yes | Obtain the standalone package from the Microsoft Update Catalog. |
| Windows Server Update Services (WSUS) | Yes | Automatically syncs if configured with Products as "Windows 10, version 1903 and later" and Classification as "Security Updates". |
Uninstallation Instructions
To remove the LCU after installing the combined SSU and LCU package:
DISM /online /get-packages
Use DISM/Remove-Package command line option with the LCU package name as an argument. Note that using wusa.exe with /uninstall switch will not work due to inclusion of SSU in the combined package.
August 12, 2025—KB5063889 (OS Build 10240.21100)
Published: August 12, 2025
Overview
KB5063889 is a security update released on August 12, 2025, for Windows 10 version 1507 (OS Build 10240.21100). This update addresses various security improvements within the internal Windows OS functionality without specifying particular issues. It is crucial for maintaining system integrity as it includes fixes from the previous July 8, 2025—KB5062561 update. The update also highlights the upcoming expiration of Secure Boot certificates starting June 2026, urging users to update their certificates to avoid boot issues. Additionally, support for Windows 10 will end on October 14, 2025, and users are encouraged to transition to Windows 11.
Technical Breakdown
Vulnerabilities, Improvements and Bug Fixes
Vulnerabilities
- (Impact: High) Miscellaneous Security Improvements: This update includes unspecified security enhancements to the internal Windows OS functionality aimed at bolstering system defenses against potential threats.
Improvements
- No specific improvements were documented in this release beyond general security enhancements.
Bug Fixes
- No specific bug fixes were documented in this release.
Known Issues and Workarounds
There are no known issues associated with this update as per the KB article.
Installation Process and Prerequisites
Prerequisites
To install any cumulative updates for Windows 10 version 1507 released on or after January 14, 2025, ensure that the latest Servicing Stack Update (SSU) is installed:
- The SSU KB5058527 must be installed prior to applying this update.
- If using Windows Update or Windows Update for Business, the SSU will be offered automatically.
- For manual installations via the Update Catalog or WSUS, download and approve SSU KB5058527 before proceeding with KB5063889.
Installation Steps
- Ensure that your device has the latest SSU installed.
- Use one of the available channels (Windows Update, Microsoft Update Catalog, WSUS) to download and install the update.
Installation Channels
| Channel | Availability | Details |
|---|---|---|
| Windows Update | Yes | This update will be downloaded and installed automatically from Windows Update and Microsoft Update. |
| Windows Update for Business | Yes | This update will be downloaded and installed automatically from Windows Update for Business in accordance with configured policies. |
| Microsoft Update Catalog | Yes | To get the standalone package for this update, go to the Microsoft Update Catalog website. |
| Windows Server Update Services (WSUS) | Yes | This update will automatically sync with WSUS if you configure Products and Classifications as follows: Product: Windows 10; Classification: Security Updates |
Uninstallation Instructions
To uninstall this cumulative update:
- Open an elevated Command Prompt.
-
Execute the following command:
batch wusa /uninstall /kb:5063889
This command initiates the uninstallation process for KB5063889 through the Windows Update Standalone Installer (WUSA).
Windows 11 Updates
July 8, 2025—KB5062552 (OS Builds 22621.5624 and 22631.5624)
Published: August 12, 2025
Overview
KB5062552, released on July 8, 2025, is a critical security update for Windows 11 Enterprise and Education version 22H2, as well as all editions of Windows 11 version 23H2. This update addresses significant security issues within the operating system and includes quality improvements from previous updates. Notably, it highlights the impending expiration of Secure Boot certificates starting in June 2026, urging users to update their certificates to avoid boot issues. The update also incorporates the latest servicing stack update (SSU) KB5063707 to enhance the reliability of future updates.
Technical Breakdown
Vulnerabilities, Improvements and Bug Fixes
Vulnerabilities
- (Impact: Critical) Secure Boot Certificate Expiration: The update warns about the expiration of Secure Boot certificates starting June 2026, which could prevent devices from booting securely if not updated. Users are advised to review guidance on updating these certificates. More details.
Improvements
- (Impact: High) Graphics Display Fix: Addresses an issue causing black screen problems during display changes such as connecting or disconnecting monitors.
- (Impact: Medium) Quality Improvements for Windows 11 Version 23H2: Incorporates all enhancements from Windows 11 version 22H2 without introducing new issues.
Bug Fixes
- (Impact: Medium) Microsoft Changjie IME Issue: Post-update issues with the Microsoft Changjie Input Method Editor for Traditional Chinese are resolved in a subsequent update KB5062663.
Known Issues and Workarounds
| Issue | Applies To | Symptoms | Workarounds |
|---|---|---|---|
| Microsoft Changjie Input Method Editor | All Users using Traditional Chinese IME | Inability to form or select words after typing; spacebar unresponsive; incorrect word outputs; conversion candidate window fails to display properly | This issue is addressed in KB5062663. |
Installation Process and Prerequisites
Prerequisites
Before installing this update, ensure that your system has the latest servicing stack update (SSU) combined with the latest cumulative update (LCU). For more information on SSUs, refer to Servicing Stack Updates.
Installation Steps
- Ensure your device is connected to the internet.
- Navigate to Settings > Update & Security > Windows Update.
- Click "Check for updates" and allow the system to download and install KB5062552 automatically.
Installation Channels
| Channel | Availability | Details |
|---|---|---|
| Windows Update | Yes | This update will be downloaded and installed automatically from Windows Update and Microsoft Update. |
| Windows Update for Business | Yes | This update will be downloaded and installed automatically according to configured policies. |
| Microsoft Update Catalog | Yes | To get the standalone package for this update, visit the Microsoft Update Catalog. |
| Windows Server Update Services (WSUS) | Yes | This update will sync automatically with WSUS if configured under Products as "Windows 11" and Classification as "Security Updates". |
Uninstallation Instructions
To remove this LCU after installation:
DISM /online /get-packages
Use the above command to find the package name, then execute:
DISM /online /Remove-Package /PackageName:<package_name>
Note that using wusa.exe with /uninstall will not work due to SSU inclusion in the package.
July 8, 2025—KB5062553 (OS Build 26100.4652)
Published: August 12, 2025
Overview
KB5062553, released on July 8, 2025, is a critical security update for Windows 11 version 24H2 across all editions. This update addresses significant security issues within the operating system and includes improvements from the previous KB5060829 update. Notably, it highlights the impending expiration of Secure Boot certificates starting June 2026, urging users to update their certificates to maintain secure boot capabilities. The update also incorporates a servicing stack update (SSU) KB5063666 to enhance the reliability of Windows updates.
Technical Breakdown
Vulnerabilities, Improvements and Bug Fixes
Vulnerabilities
- (Impact: Critical) Secure Boot Certificate Expiration: Addresses potential boot issues due to expiring Secure Boot certificates in June 2026. Users are advised to update certificates proactively.
Improvements
- (Impact: High) Graphics Synchronization Issue: Resolves an issue where game content becomes out of sync with cursor position after using ALT + Tab in full-screen exclusive mode when game resolution differs from desktop resolution.
- (Impact: Medium) Multimedia Notification Sounds: Fixes an issue where notification sounds for alerts, volume adjustments, and sign-ins were not playing.
Bug Fixes
- No specific bug fixes were detailed beyond those included as improvements.
Known Issues and Workarounds
| Issue | Applies To | Symptoms | Workarounds |
|---|---|---|---|
| Azure VM with Trusted Launch disabled | Generation 2 Azure VMs | Unable to boot after installing this update if VBS is enforced via registry key. | Addressed in KB5064489. |
| Microsoft Changjie Input Method Editor | Traditional Chinese IME users | Issues forming or selecting words, unresponsive spacebar, incorrect outputs. | Addressed in KB5062660. |
Installation Process and Prerequisites
Prerequisites
- Ensure that the latest servicing stack update (SSU) is combined with the latest cumulative update (LCU).
Installation Steps
- Download all MSU files for KB5062553 from Microsoft Update Catalog.
- Use DISM or PowerShell to install updates:
- For running Windows PC:
batch DISM /Online /Add-Package /PackagePath:c:\packages\Windows11.0-KB5062553-x64.msu - Or using PowerShell:
powershell Add-WindowsPackage -Online -PackagePath "c:\packages\Windows11.0-KB5062553-x64.msu"
Installation Channels
| Channel | Availability | Details |
|---|---|---|
| Windows Update | Yes | Automatically downloaded and installed from Windows Update and Microsoft Update. |
| Windows Update for Business | Yes | Automatically downloaded and installed according to configured policies. |
| Microsoft Update Catalog | Yes | Standalone package available at Microsoft Update Catalog. |
| Windows Server Update Services (WSUS) | Yes | Syncs automatically if configured with appropriate Products and Classifications settings. |
Uninstallation Instructions
To remove the LCU after installation:
- Use DISM command line option:
batch
DISM /online /get-packages
- Identify the package name and use:
batch
DISM /Remove-Package /PackageName:<package_name>
- Note that SSUs cannot be removed once installed; wusa.exe with /uninstall switch will not work on combined packages containing SSUs.
August 12, 2025—KB5063875 (OS Builds 22621.5768 and 22631.5768)
Published: August 12, 2025
Overview
KB5063875, released on August 12, 2025, is a critical security update for Windows 11 Enterprise and Education version 22H2 and all editions of Windows 11 version 23H2. This update addresses significant security issues within the operating system and includes quality improvements from previous updates. Notably, it highlights the impending expiration of Secure Boot certificates starting June 2026, urging users to update certificates to maintain secure boot capabilities. The update also marks the end of non-security preview updates for Windows 11 version 22H2 as of June 26, 2025, with security updates continuing until October 14, 2025. The servicing stack update (SSU) KB5062686 ensures robust installation capabilities for future updates.
Technical Breakdown
Vulnerabilities, Improvements and Bug Fixes
Vulnerabilities
- (Impact: Critical) Secure Boot Certificate Expiration: Certificates used by most Windows devices are set to expire starting in June 2026. This could affect device boot security if not updated timely. Windows Secure Boot certificate expiration and CA updates.
Improvements
- (Impact: High) Copilot Key Reliability: Improved reliability of the Copilot key and resolved an issue preventing users from restarting Copilot after using the key.
- (Impact: Medium) Quality Improvements in Servicing Stack Update (SSU): Enhancements made to ensure a robust servicing stack for reliable installation of Microsoft updates.
Bug Fixes
- (Impact: Medium) No additional issues documented in this release beyond those addressed in previous updates.
Known Issues and Workarounds
There are no known issues reported with this update.
Installation Process and Prerequisites
Prerequisites
- Ensure that your system has the latest servicing stack update combined with the latest cumulative update before installing this package.
Installation Steps
- Verify that your system meets all prerequisites.
- Use one of the available channels to download and install the update automatically or manually via Microsoft Update Catalog.
Installation Channels
| Channel | Availability | Details |
|---|---|---|
| Windows Update | Yes | This update downloads and installs automatically from Windows Update and Microsoft Update. |
| Windows Update for Business | Yes | This update downloads and installs automatically from Windows Update for Business according to configured policies. |
| Microsoft Update Catalog | Yes | To get the standalone package for this update, visit Microsoft Update Catalog. |
| Windows Server Update Services (WSUS) | Yes | This update automatically syncs with WSUS if you configure Products as "Windows 11" and Classifications as "Security Updates". |
Uninstallation Instructions
To remove the LCU after installing the combined SSU and LCU package:
DISM /online /get-packages
Use the DISM/Remove-Package command line option with the LCU package name as an argument. Note that running wusa.exe with /uninstall will not work due to SSU inclusion in the package.
August 12, 2025—KB5063878 (OS Build 26100.4946)
Published: August 12, 2025
Overview
KB5063878, released on August 12, 2025, is a critical security update for Windows 11 version 24H2 (OS Build 26100.4946). This update addresses significant security issues within the operating system and includes quality improvements from the previous KB5062660 update. A key highlight is the impending expiration of Secure Boot certificates starting in June 2026, which could impact device boot capabilities if not updated timely. The update also incorporates a servicing stack update (SSU) KB5065381 to enhance the reliability of future updates.
Technical Breakdown
Vulnerabilities, Improvements and Bug Fixes
Vulnerabilities
- No specific vulnerabilities are detailed in this KB article; however, it emphasizes addressing general security issues within the Windows operating system.
Improvements
- (Impact: Medium) Improvement in Authentication: This update resolves an issue causing delays during sign-in on new devices due to certain preinstalled packages.
Bug Fixes
- No specific bug fixes are mentioned beyond the improvement in authentication processes.
Known Issues and Workarounds
There are no known issues reported with this update as per the KB article.
Installation Process and Prerequisites
Prerequisites
- Ensure that your system has the latest servicing stack update (SSU) combined with the latest cumulative update (LCU).
Installation Steps
- Download all MSU files for KB5063878 from Microsoft Update Catalog.
- Place them in a designated folder (e.g., C:/Packages).
- Use Deployment Image Servicing and Management (DISM.exe) or PowerShell to install:
- For Command Prompt:
batch DISM /Online /Add-Package /PackagePath:c:\packages\Windows11.0-KB5063878-x64.msu -
For PowerShell:
powershell Add-WindowsPackage -Online -PackagePath "c:\packages\Windows11.0-KB5063878-x64.msu" -
Alternatively, use Windows Update Standalone Installer for individual MSU files.
Installation Channels
| Channel | Availability | Details |
|---|---|---|
| Windows Update | Yes | Automatically downloads and installs from Windows Update and Microsoft Update. |
| Windows Update for Business | Yes | Automatically downloads and installs according to configured policies. |
| Microsoft Update Catalog | Yes | Obtain standalone package(s) from Microsoft Update Catalog. |
| Windows Server Update Services (WSUS) | Yes | Automatically syncs if configured with Product: Windows 11 and Classification: Security Updates. |
Uninstallation Instructions
To remove the LCU after installing the combined SSU and LCU package:
- Use
DISM/Remove-Packagecommand line option with the LCU package name:batch DISM /online /get-packages - Note that using
wusa.exewith/uninstallwill not work due to SSU inclusion in the package, which cannot be removed post-installation.
KB5065499: Image Processing AI component update (version 1.2507.797.0) for Qualcomm-powered systems
Published: August 12, 2025
Overview
KB5065499 is an update released for the Image Processing AI component on August 2025, specifically targeting Qualcomm-powered systems running Windows 11 version 24H2. This update applies to a range of editions including Windows 11 SE, Enterprise, Education, Home, Pro, and IoT Enterprise. The primary purpose of this update is to enhance the image processing capabilities by improving the AI components responsible for scaling information and extracting foreground and background from images. It supersedes the previous update KB5064644.
Technical Breakdown
Vulnerabilities, Improvements and Bug Fixes
Improvements
- (Impact: High) Enhancement of Image Processing AI Component: This update significantly improves the efficiency and accuracy of image processing tasks such as scaling information extraction and foreground/background separation in images on Qualcomm-powered systems.
Installation Process and Prerequisites
Prerequisites
- Ensure that the latest cumulative update for Windows 11, version 24H2 is installed before applying this update.
Installation Steps
- Verify that your system meets the prerequisites.
- Access Windows Update through Settings > Windows Update.
- Check for updates to ensure KB5065499 is available for installation.
- Follow on-screen instructions to complete the installation process.
Installation Channels
| Channel | Availability | Details |
|---|---|---|
| Windows Update | Yes | This update will be downloaded and installed automatically from Windows Update. |
Uninstallation Instructions
- To remove this update if necessary, navigate to Settings > Windows Update > Update history, locate KB5065499 under installed updates, and select uninstall if required.
KB5065500: Image Processing AI component update (version 1.2507.797.0) for Intel-powered systems
Published: August 12, 2025
Overview
KB5065500 is an update specifically targeting the Image Processing AI component for Intel-powered systems running Windows 11, version 24H2. This update is applicable to a range of editions including Windows 11 SE, Enterprise, Education, Home, Pro, and IoT Enterprise. The primary purpose of this update is to enhance the image processing capabilities by improving the AI components responsible for scaling information and extracting foreground and background details from images. It replaces the previously released update KB5064645.
Technical Breakdown
Vulnerabilities, Improvements and Bug Fixes
Improvements
- (Impact: High) Enhancement of Image Processing AI Component: This update significantly improves the performance of the Image Processing AI component in Windows 11, version 24H2. The enhancements focus on better handling of image scaling information and more accurate extraction of foreground and background elements from images.
Installation Process and Prerequisites
Prerequisites
- Ensure that the latest cumulative update for Windows 11, version 24H2 is installed before applying this update.
Installation Steps
- Verify that your system meets the prerequisites.
- Access Windows Update through Settings > Windows Update.
- Check for updates to ensure that KB5065500 is available for installation.
- Allow the system to download and install the update automatically.
Installation Channels
| Channel | Availability | Details |
|---|---|---|
| Windows Update | Yes | This update will be downloaded and installed automatically from Windows Update. |
Uninstallation Instructions
- To remove this update if necessary, navigate to Settings > Windows Update > Update history, locate KB5065500 under installed updates, and select uninstall if required.
KB5065501: Image Processing AI component update (1.2507.797.0) for AMD-powered systems
Published: August 12, 2025
Overview
KB5065501 is an update specifically targeting the Image Processing AI component for AMD-powered systems running Windows 11, version 24H2. This update is applicable to a range of editions including Windows 11 SE, Enterprise, Education, Home, Pro, and IoT Enterprise. The primary purpose of this update is to enhance the image processing capabilities by improving the AI components responsible for scaling and extracting foreground and background information from images. It replaces the previously released KB5064646 and requires the latest cumulative update for Windows 11, version 24H2 as a prerequisite.
Technical Breakdown
Vulnerabilities, Improvements and Bug Fixes
Improvements
- (Impact: High) Enhancement of Image Processing AI Component: This update significantly improves the efficiency of image scaling and the accuracy of foreground and background extraction processes in AMD-powered systems. This enhancement aims to optimize performance in applications relying heavily on image processing tasks.
Installation Process and Prerequisites
Prerequisites
- Ensure that the latest cumulative update for Windows 11, version 24H2 is installed before applying this update.
Installation Steps
- Verify that your system meets the prerequisites.
- Access Windows Update through Settings > Windows Update.
- The update will be automatically downloaded and installed if your system is eligible.
Installation Channels
| Channel | Availability | Details |
|---|---|---|
| Windows Update | Yes | This update will be downloaded and installed automatically from Windows Update. |
Uninstallation Instructions
- To remove this update, navigate to Settings > Windows Update > Update history, locate KB5065501 under installed updates, and select uninstall if necessary.
KB5065502: Image Transform AI component update (version 1.2507.797.0)
Published: August 12, 2025
Overview
KB5065502 is an update for the Image Transform AI component, specifically targeting Windows 11 version 24H2 across various editions including SE, Enterprise, Education, Multi-Session, Home, Pro, and IoT Enterprise. This update is applicable only to Copilot+ PCs and aims to enhance the functionality of the Image Transform AI component by improving its ability to erase foreground objects and fill in spaces with generated backgrounds. The update supersedes KB5064647 and requires the latest cumulative update for Windows 11 version 24H2 as a prerequisite.
Technical Breakdown
Vulnerabilities, Improvements and Bug Fixes
Improvements
- (Impact: High) Enhancement of Image Transform AI Component: The update significantly improves the capability of the Image Transform AI component in Windows 11 to effectively erase foreground objects and generate appropriate background fills. This enhancement is crucial for applications relying on advanced image processing capabilities.
Installation Process and Prerequisites
Prerequisites
- Ensure that the latest cumulative update for Windows 11 version 24H2 is installed before applying this update.
Installation Steps
- Verify that your system meets the prerequisite by checking if the latest cumulative update for Windows 11 version 24H2 is installed.
- Access Windows Update through Settings > Windows Update.
- The update will be automatically downloaded and installed.
Installation Channels
| Channel | Availability | Details |
|---|---|---|
| Windows Update | Yes | This update will be downloaded and installed automatically from Windows Update. |
Uninstallation Instructions
- To remove this update, navigate to Settings > Windows Update > Update history, select the relevant entry for KB5065502, and choose to uninstall it if necessary.
KB5065503: Phi Silica AI component update (version 1.2507.797.0) for Qualcomm-powered systems
Published: August 12, 2025
Overview
KB5065503 is a targeted update released for the Phi Silica AI component, version 1.2507.797.0, specifically designed for Qualcomm-powered systems running Windows 11, version 24H2. This update is applicable to various editions of Windows 11, including SE, Enterprise, Education, Home, Pro, and IoT Enterprise. The primary focus of this update is to enhance the performance and efficiency of the Phi Silica AI component on Windows Copilot+ PCs by optimizing its Transformer-based local language model capabilities. It supersedes the previous update KB5064648 and requires the latest cumulative update for Windows 11, version 24H2 as a prerequisite.
Technical Breakdown
Vulnerabilities, Improvements and Bug Fixes
Improvements
- (Impact: High) Enhancement of Phi Silica AI Component: The update optimizes the Transformer-based local language model for improved efficiency and performance on Qualcomm-powered systems running Windows Copilot+ PCs.
Installation Process and Prerequisites
Prerequisites
- Ensure that the latest cumulative update for Windows 11, version 24H2 is installed before applying this update.
Installation Steps
- Access Settings on your device.
- Navigate to Windows Update.
- Check for updates to ensure that KB5065503 is downloaded and installed automatically.
Installation Channels
| Channel | Availability | Details |
|---|---|---|
| Windows Update | Yes | This update will be downloaded and installed automatically from Windows Update. |
Uninstallation Instructions
- To verify if this update has been installed on your device:
- Go to Settings > Windows Update > Update history.
- Look for "2025-08 Phi Silica version 1.2507.797.0 for Qualcomm-powered systems (KB5065503)" in the list of updates depending on your processor type.
This structured approach ensures that IT professionals can efficiently manage and deploy the Phi Silica AI component update across relevant systems while adhering to Microsoft's guidelines and prerequisites.
KB5065504: Phi Silica AI component update (version 1.2507.797.0) for Intel-powered systems
Published: August 12, 2025
Overview
KB5065504 is a targeted update for the Phi Silica AI component, specifically designed for Intel-powered systems running Windows 11 version 24H2. This update enhances the performance and efficiency of the Phi Silica AI component, which is a Transformer-based local language model optimized for Windows Copilot+ PCs. The update applies to various editions of Windows 11, including SE, Enterprise, Education, Multi-Session, Home, Pro, and IoT Enterprise. It replaces the previous update KB5064649 and requires the latest cumulative update for Windows 11 version 24H2 as a prerequisite.
Technical Breakdown
Vulnerabilities, Improvements and Bug Fixes
Improvements
- (Impact: High) Enhancement to Phi Silica AI Component: The update improves the efficiency and performance of the Phi Silica AI component on Intel-powered systems by optimizing its operations within Windows Copilot+ PCs. This enhancement ensures that users experience better responsiveness and capability from their local language model.
Installation Process and Prerequisites
Prerequisites
- Ensure that the latest cumulative update for Windows 11 version 24H2 is installed before applying this update.
Installation Steps
- Access your system's settings.
- Navigate to Windows Update.
- Check for updates to ensure that KB5065504 is downloaded and installed automatically.
Installation Channels
| Channel | Availability | Details |
|---|---|---|
| Windows Update | Yes | This update will be downloaded and installed automatically from Windows Update. |
Uninstallation Instructions
- To verify if this update has been installed on your device:
- Go to Settings > Windows Update > Update history.
- Look for "2025-08 Phi Silica version 1.2507.797.0 for Intel-powered systems (KB5065504)" in the list of updates depending on your processor type.
For further details on standard terminology used in Microsoft software updates, refer to Description of the standard terminology that is used to describe Microsoft software updates.
KB5065505: Phi Silica AI component update (version 1.2507.797.0) for AMD-powered systems
Published: August 12, 2025
Overview
KB5065505 is a targeted update released for the Phi Silica AI component, specifically designed for AMD-powered systems running Windows 11 version 24H2. This update enhances the performance and efficiency of the Phi Silica AI component, which is a Transformer-based local language model optimized for Windows Copilot+ PCs. The update applies to various editions of Windows 11, including SE, Enterprise, Education, Multi-Session, Home, Pro, and IoT Enterprise. It replaces the previously released update KB5064650 and requires the latest cumulative update for Windows 11 version 24H2 as a prerequisite.
Technical Breakdown
Vulnerabilities, Improvements and Bug Fixes
Improvements
- (Impact: High) Enhancement of Phi Silica AI Component: The update optimizes the performance and efficiency of the Phi Silica AI component on AMD-powered systems. This improvement ensures that the local language model operates more effectively within Windows Copilot+ environments.
Installation Process and Prerequisites
Prerequisites
- Ensure that the latest cumulative update for Windows 11 version 24H2 is installed before applying this update.
Installation Steps
- Access Windows Update through Settings > Windows Update.
- Check for updates to ensure that KB5065505 is available.
- Allow the system to download and install the update automatically.
Installation Channels
| Channel | Availability | Details |
|---|---|---|
| Windows Update | Yes | This update will be downloaded and installed automatically from Windows Update. |
Uninstallation Instructions
To remove this update if necessary: 1. Navigate to Settings > Windows Update > Update history. 2. Locate "2025-08 Phi Silica version 1.2507.797.0 for AMD-powered systems (KB5065505)" in the list. 3. Follow standard procedures to uninstall updates via Windows settings or Control Panel if required.
This structured approach ensures that IT professionals can efficiently manage and deploy this critical update across applicable systems while maintaining optimal performance of AI components on supported devices.
Multi-OS Updates
August 12, 2025—KB5063877 (OS Build 17763.7678)
Published: August 12, 2025
Overview
KB5063877, released on August 12, 2025, is a critical security update for Windows 10 Enterprise LTSC 2019, Windows 10 IoT Enterprise LTSC 2019, Windows 10 IoT Core LTSC, and Windows Server 2019. This update addresses significant vulnerabilities and includes quality improvements from the previous KB5062557 update. Notably, it fixes issues with the Microsoft Changjie Input Method and Cluster Service in Windows Server 2019. The update also incorporates the latest servicing stack update (SSU) KB5062800 to enhance the reliability of the update process. Administrators are advised to ensure Secure Boot certificates are updated before their expiration in June 2026 to maintain secure boot functionality.
Technical Breakdown
Vulnerabilities, Improvements and Bug Fixes
Vulnerabilities
- (Impact: Critical) Secure Boot Certificate Expiration: Certificates used by most Windows devices will expire starting June 2026, potentially affecting secure boot capabilities if not updated.
Improvements
- (Impact: High) Servicing Stack Update: The SSU KB5062800 improves the reliability of the update process by mitigating potential installation issues.
- (Impact: Medium) Microsoft Store Application Updates: Clarification that Windows updates do not include Microsoft Store app updates; enterprise users should refer to Configuration Manager for app management.
Bug Fixes
- (Impact: High) Cluster Service Issue: Resolved an issue where Cluster Service would repeatedly stop and restart on Windows Server 2019, affecting nodes using BitLocker with Cluster Shared Volumes.
- (Impact: Medium) Microsoft Changjie Input Method: Fixed a problem preventing users from selecting words after a recent update.
Known Issues and Workarounds
There are currently no known issues associated with this update.
Installation Process and Prerequisites
Prerequisites
- You must install the August 10, 2021 SSU (KB5005112) before installing this cumulative update.
Installation Steps
- Ensure that your system meets all prerequisites.
- Use one of the available channels to download and install the update.
Installation Channels
| Channel | Availability | Details |
|---|---|---|
| Windows Update | Yes | This update will be downloaded and installed automatically from Windows Update and Microsoft Update. |
| Windows Update for Business | Yes | This update will be downloaded and installed automatically from Windows Update for Business in accordance with configured policies. |
| Microsoft Update Catalog | Yes | To get the standalone package for this update, go to the Microsoft Update Catalog website. |
| Windows Server Update Services (WSUS) | Yes | This update will automatically sync with WSUS if you configure Products as "Windows 10" and Classification as "Security Updates". |
Uninstallation Instructions
To remove the LCU after installing the combined SSU and LCU package:
DISM /online /get-packages
Use the DISM/Remove-Package command line option with the LCU package name as an argument. Note that running wusa.exe with /uninstall switch on the combined package will not work because it contains both SSU and LCU components which cannot be removed separately after installation.