May 27, 2025—KB5061978 (OS Build 17763.7322) Out-of-band

Support for Windows 10 will end in October 2025

After October 14, 2025, Microsoft will no longer provide free software updates from Windows Update, technical assistance, or security fixes for Windows 10. Your PC will still work, but we recommend moving to Windows 11.

Learn more

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 10, version 1809, see its update history page.

Important Windows updates do not install Microsoft Store application updates. If you are an enterprise user, see Microsoft Store apps - Configuration Manager. If you are a consumer user, see Get updates for apps and games in Microsoft Store.

Summary

This article lists the fixed issues and quality improvements included in this out-of-band update.

This out-of-band update includes security and quality improvements that were a part of update KB5058392 (released May 13, 2025). The following is a summary of the fixed issues and quality improvements included in this out-of-band update. The bold text within the brackets indicates the item or area of the change we are documenting.

[Hyper-V Platform] Fixed: An issue in the direct send path for a guest physical address (GPA). This issue caused confidential virtual machines running on Hyper-V with Windows Server 2022 to intermittently stop responding or restart unexpectedly. As a result, service availability was affected, and manual intervention was required. This problem primarily impacted Azure confidential VMs.

If you installed earlier updates, only the new updates contained in this package will be downloaded and installed on your device.

For information about security vulnerabilities, please refer to the new Security Update Guide website and the May 2025 Security Updates.

Windows 10 servicing stack update (KB5058525) - 17763.7313

Microsoft now combines the latest servicing stack update (SSU) for your operating system with the latest cumulative update (LCU). SSUs improve the reliability of the update process to mitigate potential issues while installing updates.

This update makes quality improvements to the servicing stack, which is the component that installs Windows updates. To learn more about SSUs, see Servicing stack updates and Servicing Stack Updates (SSU): Frequently Asked Questions.

We are currently not aware of any issues with this update.

How to get this update

Before you install this update

You must install the August 10, 2021 SSU (KB5005112) before installing this cumulative update.

Install this update

To install this update, use one of the following Windows and Microsoft release channels.

Available	Next Step
	This update is only available from the Update Catalog.

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

A list of the files that are included in this update are provided in a CSV (Comma delimited) (*.csv) file. The file can be opened in a text editor such as Notepad or in Microsoft Excel.

Download Icon Download the file information for this cumulative update KB5061978 now