UPDATE 4/14:
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This update includes the improvements and features that were introduced in the March 26, 2026 non-security preview update (KB5079391), along with a fix for an installation issue that affected some devices attempting to install that update.
Devices that have Get the latest updates as soon as they’re available turned on may see this update offered automatically through Windows Update when it becomes available for their device. If this setting is turned off, you can install the update manually by going to Settings > Windows Update and selecting Download & install.
Note: IT administrators using Microsoft Intune or Windows Autopatch should follow the guidance below for installing the out-of-band update via Windows 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.
Install this update
To install this update, use one of the following Windows and Microsoft release channels.
If you want to remove the LCU
Before you decide to remove the LCU, see Understanding the risks: Why you should not uninstall security updates.
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 provided in this update, download the file information for out-of-band update 5086672.
For a list of the files provided in the servicing stack update, download the file information for the SSU (KB5079387) - version 26100.8112.
Check Windows Updates
UUP Dump:
64-bit ISO download:
ARM64 ISO download:
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KB5083769 Windows 11 Cumulative Update build 26100.8246 (24H2) and 26200.8246 (25H2) - April 14
Microsoft Support: April 14, 2026 - KB5083769 (OS Builds 26200.8246 and 26100.8246) This cumulative update for Windows 11, version 25H2 and 24H2 (KB5083769), includes the latest security fixes and improvements, along with non-security updates from last month’s optional preview release. To learn...
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Microsoft Support:
March 31, 2026 - KB5086672 (OS Builds 26200.8117 and 26100.8117) Out-of-band
This out-of-band update for Windows 11, version 25H2 and 24H2 (KB5086672) is cumulative and includes updates from previous security and non-security releases.This update includes the improvements and features that were introduced in the March 26, 2026 non-security preview update (KB5079391), along with a fix for an installation issue that affected some devices attempting to install that update.
Improvements
This out-of-band update contains quality improvements from KB5079473 (released March 10, 2026), KB5085516 (released March 21, 2026), and KB5079391 (released March 26, 2026 - no longer offered). The following summary outlines key issues addressed by this out-of-band update. The bold text within the brackets indicates the item or area of the change.- [Setup] Fixed: While installing the March 2026 Windows preview update (KB5079391), some devices running Windows 11, version 25H2 or 24H2, might encounter the following error:
Some update files are missing or have problems. We'll try to download the update again later. Error code: (0x80073712)
Devices that have Get the latest updates as soon as they’re available turned on may see this update offered automatically through Windows Update when it becomes available for their device. If this setting is turned off, you can install the update manually by going to Settings > Windows Update and selecting Download & install.
Note: IT administrators using Microsoft Intune or Windows Autopatch should follow the guidance below for installing the out-of-band update via Windows Update.
- Expedite Windows quality updates in Microsoft Intune
- Deploy an expedited quality update using Windows Autopatch
AI Components
This release updates the following AI components:AI Component | Version |
|---|---|
| Image Search | 1.2603.377.0 |
| Content Extraction | 1.2603.377.0 |
| Semantic Analysis | 1.2603.377.0 |
| Settings Model | 1.2603.377.0 |
Windows 11 servicing stack update (KB5079387)- 26100.8112
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. To learn more about SSUs, see Simplifying on-premises deployment of servicing stack 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 updateMicrosoft 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.
Install this update
To install this update, use one of the following Windows and Microsoft release channels.
Available | Next Step |
|---|---|
| Open Start > Settings > Windows Update. > Advanced options > Optional updates. In the Optional updates available area, you will find the link to download and install available updates. Check for optional updates |
|
| To install this release from the Microsoft Update Catalog, select the option that matches your device architecture (arm64 or x64), and then follow the instructions. |
If you want to remove the LCU
Before you decide to remove the LCU, see Understanding the risks: Why you should not uninstall security updates.
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 provided in this update, download the file information for out-of-band update 5086672.
For a list of the files provided in the servicing stack update, download the file information for the SSU (KB5079387) - version 26100.8112.
Source:
Check Windows Updates
UUP Dump:
64-bit ISO download:
Select language for Windows 11, version 24H2 (26100.8117) amd64
Select language for Windows 11, version 24H2 (26100.8117) amd64 on UUP dump. UUP dump lets you download Unified Update Platform files, like Windows Insider updates, directly from Windows Update.
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Select language for Windows 11, version 25H2 (26200.8117) amd64
Select language for Windows 11, version 25H2 (26200.8117) amd64 on UUP dump. UUP dump lets you download Unified Update Platform files, like Windows Insider updates, directly from Windows Update.
uupdump.net
ARM64 ISO download:
Select language for Windows 11, version 24H2 (26100.8117) arm64
Select language for Windows 11, version 24H2 (26100.8117) arm64 on UUP dump. UUP dump lets you download Unified Update Platform files, like Windows Insider updates, directly from Windows Update.
uupdump.net
Select language for Windows 11, version 25H2 (26200.8117) arm64
Select language for Windows 11, version 25H2 (26200.8117) arm64 on UUP dump. UUP dump lets you download Unified Update Platform files, like Windows Insider updates, directly from Windows Update.
uupdump.net
UUP Dump - Download Windows Insider ISO
UUP Dump is the most practical and easy way to get ISO images of any Insider Windows 10 or Windows 11 version, as soon as Microsoft has released a new build. UUP Dump creates a download configuration file according to your choices, downloads necessary files directly from Microsoft servers, and...
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