October 8, 2024—KB5044280 (OS Build 22000.3260)
Release Date:
10/8/2024
Version:
OS Build 22000.3260
Updated 10/08/24---END OF SERVICE NOTICE---
IMPORTANT All editions of Windows 11, version 21H2 are at end of service today, October 8, 2024. After today, these devices will not receive monthly security and non-security updates. These updates contain protections from the latest security threats. To continue receiving these updates, we recommend that you update to the latest version of Windows.
For information about Windows update terminology, see the article about the types of Windows updates and the monthly quality update types. For an overview of Windows 11, version 21H2, see its update history page.
Note Follow @WindowsUpdate to find out when new content is published to the Windows release health dashboard.
Tip: Looking for this month's video? It's now in the article for Windows 11, versions 24H2.
Highlights
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This update addresses security issues for your Windows operating system.
Improvements
This security update includes improvements. Below is a summary of the key issues that this update addresses when you install this KB. If there are new features, it lists them as well. The bold text within the brackets indicates the item or area of the change we are documenting.
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[Miscellaneous security improvements to internal OS functionality] No additional issues were documented for this release.
If you installed earlier updates, only the new updates contained in this package will be downloaded and installed on your device.
For more information about security vulnerabilities, please refer to the Security Update Guide website and the October 2024 Security Updates.
Windows 11 servicing stack update (KB5044415) - 22000.3250
This update makes quality improvements to the servicing stack, which is the component that installs Windows updates. Servicing stack updates (SSU) ensure that you have a robust and reliable servicing stack so that your devices can receive and install Microsoft updates.
Known issues in this update
Microsoft is not currently aware of any issues with this update.
How to get this update
Before you install this update
Microsoft combines the latest servicing stack update (SSU) for your operating system with the latest cumulative update (LCU). For general information about SSUs, see Servicing stack updates and Servicing Stack Updates (SSU): Frequently Asked Questions.
Install this update
To install this update, use one of the following Windows and Microsoft release channels.
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Available |
Next Step |
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Yes |
None. This update will be downloaded and installed automatically from Windows Update and Microsoft Update. |
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Available |
Next Step |
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Yes |
None. This update will be downloaded and installed automatically from Windows Update for Business in accordance with configured policies. |
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Available |
Next Step |
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Yes |
To get the standalone package for this update, go to the Microsoft Update Catalog website. |
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Available |
Next Step |
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Yes |
This update will automatically sync with Windows Server Update Services (WSUS) if you configure Products and Classifications as follows: Product: Windows 11 Classification: Security Updates |
If you want to remove the LCU
To remove the LCU after installing the combined SSU and LCU package, use the DISM/Remove-Package command line option with the LCU package name as the argument. You can find the package name by using this command: DISM /online /get-packages.
Running Windows Update Standalone Installer (wusa.exe) with the /uninstall switch on the combined package will not work because the combined package contains the SSU. You cannot remove the SSU from the system after installation.
File information
For a list of the files that are provided in this update, download the file information for cumulative update 5044280.
For a list of the files that are provided in the servicing stack update, download the file information for the SSU (KB5044415) - version 22000.3250.
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