August 22, 2023—KB5029351 (OS Build 22621.2215) Preview (2024)

Release Date:

8/22/2023

Version:

OS Build 22621.2215

Forinformation about Windows update terminology, see the articleabout thetypes of Windows updatesand themonthly quality update types. For an overview of Windows 11, version 22H2, see its update history page.

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Highlights

New! This update adds a new hover behavior to the search box gleam. When you hover over it, the search flyout box might appear. You can adjust this behavior by right-clicking the taskbar. Then choose Taskbar settings to change your search box experience.
This update supports daylight saving time (DST) changes in Israel.
This update addresses an issue that affects the search icon. When you select it, the Search app does not open. This occurs after a machine has been asleep.
This update improves the reliability of the Search app.
This update addresses an issue that affects the TAB key. Using it to browse search results requires additional actions.
This update addresses an issue that affects Narrator. It does not correctly identify the search box on the taskbar and search highlights within the search box.
This update addresses an issue that affects the search box size. Its size is reduced in tablet posture mode on Microsoft Surface Pro and Surface Book devices.

Improvements

This non-security update includes quality improvements. When you install this KB:

New! This update adds new functionality that affects app defaults. To learn more, see A principled approach to app pinning and app defaults in Windows.
New! This release adds a new policy called “Enable optional updates.” Administrators can use it to configure the monthly, optional cumulative updates for commercial devices. You can also use this policy for the gradual Controlled Feature Rollouts (CFR). To learn more, see Enable and control optional updates for your organization.
This update addresses an issue that affects the Group Policy Service. It will not wait for 30 seconds, which is the default wait time, for the network to be available. Because of this, policies are not correctly processed.
This update adds a new API for D3D12 Independent Devices. You can use it to create multiple D3D12 devices on the same adapter. To learn more, seeD3D12 Independent Devices.
This update addresses an issue that affects a WS_EX_LAYERED window. The window might render with the wrong dimensions or at the wrong position. This occurs when you scale the display screen.
This update addresses an issue that affects print jobs that are sent to a virtual print queue. They fail without an error.
This update addresses an issue that causes high CPU use. This occurs when you enable the “fBlockNonDomain” policy.
This update addresses an issue that affects disk partitions. The system might stop working. This occurs after you delete a disk partition and add the space from the deleted partition to an existing BitLocker partition.
This update addresses an issue that causes Windows to fail. This occurs when you use BitLocker on a storage medium that has a large sector size.
This update addresses an issue that affects Remote Desktop sessions. Sometimes you receive a wrong error message when you try to sign in to a session.
This update addresses an issue that affects Start menu icons. They are missing after you sign in for the first time.
This update addresses an issue that affects settings. They do not sync even if you turn on the toggle on the Windows Backup page in the Settings app.
This update addresses an issue that affects the Resultant Set of Policy (RSOP). The Windows LAPS "BackupDirectory" policy setting was not being reported. This occurs when the setting is set to 1, which is “Back up to AAD.”
The update addresses an issue that affects those who use Windows Update for Business. After you are asked to change your password at sign in, the change operation fails. Then you cannot sign in. The error code is 0xc000006d.
This update addresses an issue that affects Microsoft Excel. It stops responding. This occurs when you press CTRL or Shift while using the Japanese Input Method Editor (IME).

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

Windows 11servicing stack update - 22621.2061

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

Applies to	Symptom	Workaround
All users	Microsoft has received reports of an issue in which users are receiving an “UNSUPPORTED_PROCESSOR” error message on a blue screen after installing updates released on August 22, 2023 and then restarting their device. This update might automatically uninstall to allow Windows to start up as expected. If you are experiencing issues, please use Feedback Hub to file a report following the below steps: Open Feedback Hub by opening the Start menu and typing "Feedback hub", or pressing the Windows key + F Fill in the "Summarize your feedback" and "Explain in more detail" boxes, then click Next. Under the "Choose a category" section, click the "Problem" button, and select "Install and Update" category. Then select "Downloading, installing, and configuring Windows Update” subcategory. Click Next. Under the "Find similar feedback" section, select the "Make new bug" radio button and click Next. Under the "Add more details" section, supply any relevant detail (Note this is not critical to addressing your issue). Expand the "Recreate my problem" box and press "Start recording". Reproduce the issue on your device. Press "Stop recording" once finished. Click the "Submit" button. For additional information, see Send feedback to Microsoft with the Feedback Hub app.	We are presently investigating to determine if this is an issue caused by Microsoft. We will provide an update when more information is available.

Applies to

Symptom

Workaround

All users

Microsoft has received reports of an issue in which users are receiving an “UNSUPPORTED_PROCESSOR” error message on a blue screen after installing updates released on August 22, 2023 and then restarting their device. This update might automatically uninstall to allow Windows to start up as expected.

If you are experiencing issues, please use Feedback Hub to file a report following the below steps:

Open Feedback Hub by opening the Start menu and typing "Feedback hub", or pressing the Windows key + F
Fill in the "Summarize your feedback" and "Explain in more detail" boxes, then click Next.
Under the "Choose a category" section, click the "Problem" button, and select "Install and Update" category. Then select "Downloading, installing, and configuring Windows Update” subcategory. Click Next.
Under the "Find similar feedback" section, select the "Make new bug" radio button and click Next.
Under the "Add more details" section, supply any relevant detail (Note this is not critical to addressing your issue).
Expand the "Recreate my problem" box and press "Start recording". Reproduce the issue on your device.
Press "Stop recording" once finished. Click the "Submit" button.

For additional information, see Send feedback to Microsoft with the Feedback Hub app.

We are presently investigating to determine if this is an issue caused by Microsoft. We will provide an update when more information is available.

How to get this update

Before installing 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 updatesandServicing Stack Updates (SSU): Frequently Asked Questions.

Install this update

Release Channel	Available	Next Step
Windows Update or Microsoft Update	Yes	Go toSettings>Update & Security>Windows Update. In theOptional updates availablearea, you’ll find the link to download and install the update.
Windows Update for Business	No	None. These changes will be included in the next security update to this channel.
Microsoft Update Catalog	Yes	To get the standalone package for this update, go to theMicrosoft Update Catalogwebsite.
Windows Server Update Services (WSUS)	No	You can import this updateinto WSUS manually. See theMicrosoft Update Catalogfor instructions.

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 nameby 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 thefile information for cumulative update 5029351.

For a list of the files that are provided in the servicing stack update, download thefile information for the SSU - version 22621.2061.