July 25, 2024—KB5040527 (OS Builds 22621.3958 and 22631.3958) Preview (2024)

Release Date:

7/25/2024

Version:

OS Builds 22621.3958 and 22631.3958

07/09/24---END OF SERVICE NOTICE---

IMPORTANT Home and Pro editions of Windows 11, version 22H2 will reach end of service on October 8, 2024. Until then, these editions will only receive security updates. They will not receive non-security, preview updates. To continue receiving security and non-security updates after October 8, 2024, we recommend that you update to the latest version of Windows.

Note We will continue to support Enterprise and Education editions after October 8, 2024.

Forinformation about Windows update terminology, see the articleabout thetypes of Windows updatesand themonthly quality update types. For an overview of Windows 11, version 23H2, see its update history page.

NoteFollow@WindowsUpdateto find out when new content is published to the Windows release health dashboard.

Highlights

Note: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.

Gradual rollout

These might not be available to all users because they will roll out gradually.

  • [Notification for Windows Share in China]New!For nearby sharing to work, Wi-Fi and Bluetooth must be on. If they are off when you turn on nearby sharing, Windows will ask you to allow them to be turned on.

  • [Start menu]New!You can drag apps from the Pinned section of the menu and pin them to the taskbar.

  • [Taskbar]

  • [File Explorer]

    • New! When you right-click a tab, you have the choice to duplicate it.

    • A memory leak occurs when you interact with archive folders.

    • File Explorer stops responding when you browse within it.

    • When you search from Home for the first time, you might not get any results.

    • The address bar dropdown menu might appear when you do not expect it.

    • When you use the Save dialog to save a file to Gallery, an error occurs. Because of this update, your file saves to the Pictures library instead.

    • The search box does not show the correct folder name when you are in Gallery.

    • A blank area shows at the top of File Explorer.

    • The back and forward mouse buttons do not work when you hover over the Recommended Files section of Home.

    • Images flash when you view them in the Gallery.

  • [Desktop icons] Spacing between them might become very wide.​​​​​​​​​​​​​​

Improvements

Note:To view the list of addressed issues, click or tap the OS name to expand the collapsible section.

Important:Use EKBKB5027397to update to Windows 11, version 23H2.

This non-security update includes quality improvements. Key changes include:

  • This build includes all the improvements inWindows 11, version 22H2.

  • No additional issues are documented for this release.

This non-security update includes quality 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.

  • [Bluetooth]You cannot put calls on hold from Bluetooth peripherals.

  • [FrameShutdownDelay]The browser ignores its value in the “HKLM\SOFTWARE\Microsoft\Internet Explorer\Main” registry key.

  • [Windows Server vNext]In the latest build, the cache size display behavior is not what you expect.

  • [Group Policy Preferences Item Level Targeting (ILT) and Local Users and Groups]You cannot choose a group from the target domain for ILT. Also, you cannot choose an account from Local Users and Groups. The forest does not appear. This issue occurs when you deploy multiple forests, and the target domain has a one-way trust with the domain of the admin. This issue affects Enhanced Security Admin Environment (ESAE), Hardened Forests (HF) or Privileged Access Management (PAM) deployments.

  • [Transmission Control Protocol/Internet Protocol (TCPIP)]The issue causes high CPU usage and loss of packets. It also affects TCP connection success rates.

  • [NetAdapterCx module]A system stops responding when large amounts of data travel over Wi-Fi. This issue occurs on devices that have certain wireless network cards.

  • [Universal Print clients]They fail to communicate with the Universal Print service. This affects printing functions. This issue occurs when you turn on Web Proxy Auto Discovery (WPAD).

  • [Print Support App]When you use the app with a USB device, the app stops responding and does not print. This issue also limits the functions of the user interface.

  • [Autopilot]Using it to provision Surface Laptop SE devices fails.

  • [Windows Defender Application Control (WDAC)]

    • A memory leak occurs that might exhaust system memory as time goes by. This issue occurs when you provision a device.

    • When you apply WDAC Application ID policies, some apps might fail.

  • [Windows Kernel Vulnerable Driver Blocklist file (DriverSiPolicy.p7b)]This update adds to the list of drivers that are at risk for Bring Your Own Vulnerable Driver (BYOVD) attacks.

  • [Windows Backup]Backup sometimes fails. This occurs when a device has an Extensible Firmware Interface (EFI) system partition (ESP).

  • [Cache manager]It might stop responding. This occurs when you use Hyperthreading on Windows Server 2022.

  • [Windows Update Agent API (WUA) (known issue)] You might get an empty result when you query the properties of IUpdate objects in the IUpdateCollection for Windows updates. You might also get the error code 0x8002802B (TYPE_E_ELEMENTNOTFOUND). This occurs when you call methods on the object from a script (PowerShell, VBScript, and so on).

  • [Windows Enterprise subscription (known issue)] When you upgrade from Windows Professional, the upgrade might fail. In Task Scheduler, a message shows in the LicenseAcquisition scheduled task. The message is, “Access denied error (error code 0x80070005).”

Windows 11servicing stack update (KB5040568) - 22621.3947 and 22631.3947

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

After installing the July 9, 2024, Windows security update, you might see a BitLocker recovery screen upon starting up your device. This screen does not commonly appear after a Windows update. You are more likely to face this issue if you have the Device Encryption option enabled in Settings under Privacy & Security > Device encryption. Because of this issue, you might be prompted to enter the recovery key from your Microsoft account to unlock your drive.

Your device should proceed to start up normally from the BitLocker recovery screen once the recovery key has been entered. You can retrieve the recovery key by signing into the BitLocker recovery screen portal with your Microsoft account. Detailed steps for finding the recovery key are listed in Finding your BitLocker recovery key in Windows.

We are investigating the issue and will provide an update when more information is available.

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 updatesandServicing Stack Updates (SSU): Frequently Asked Questions.

Install this update

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

Windows UpdateBusinessCatalogServer Update Services

Available

Next Step

Yes

Go toSettings>Update & Security>Windows Update. In theOptional updates availablearea, you will find the link to download and install the update.

Available

Next Step

No

None. These changes will be included in the next security update to Windows Update for Business.

Available

Next Step

Yes

To get the standalone package for this update, go to theMicrosoft Update Catalogwebsite.

Available

Next Step

No

You can import this updateinto Windows Server Update Services (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 5040527.

For a list of the files that are provided in the servicing stack update, download thefile information for the SSU (KB5040568) - versions 22621.3947 and 22631.3947.

July 25, 2024—KB5040527 (OS Builds 22621.3958 and 22631.3958) Preview (2024)

FAQs

What is the latest version of Windows in 2024? ›

The Windows 11 2024 Update (also known as version 24H2) is the third and upcoming major update to Windows 11. It carries the build number 10.0.26100.

What is the cumulative update for Windows 11 July 2024? ›

The July 9, 2024 update for Windows 11, version 22H2 and Windows 11, version 23H2 includes security and cumulative reliability improvements in . NET Framework 3.5 and 4.8. 1. We recommend that you apply this update as part of your regular maintenance routines.

What is the KB number for Windows 11 23H2? ›

Important: Use EKB KB5027397 to update to Windows 11, version 23H2. This security update includes quality improvements.

What is the Windows 11 update 23H2 KB5039302? ›

Last week, Microsoft confirmed a major issue with an optional Windows 11 version 23H2 update (KB5039302): the dreaded reboot loop. According to Microsoft, "Affected systems might restart repeatedly and require recovery operations in order to restore normal use."

What will happen to Windows after 2025? ›

If you are a Windows 10 customer, you have time to prepare for the end of support, and Microsoft will be here to guide you along the way. When support ends in October 2025, Windows 10 will still function, but will no longer receive fixes, new features, or security updates.

What will replace Windows 11? ›

The next major update to Windows won't be called Windows 12. It will be called Windows 11 24H2, for second half of 2024, and it will show up sometime this fall and be based on a new platform codenamed "Germanium." But odds are that we will eventually see a Windows 12 at some point.

Will I ever be forced to upgrade to Windows 11? ›

Not at all. Windows 10 will be supported by Microsoft till October 2025. So users who don?t want to upgrade to Windows 11 at the moment or indefinitely will have 2 years to enjoy using their beloved OS.

Will everyone get Windows 11 update? ›

Windows Update will provide an indication if PC is eligible or not. Check by going to Settings > Windows Update. Many PCs that are less than five years old will be able to upgrade to Windows 11. They must be running the most current version of Windows 10 and meet the minimum hardware requirements.

What is Microsoft July 2024 patch Tuesday? ›

Microsoft rolled out fixes for more than 140 vulnerabilities, four of which have been categorized as zero-day. Five bugs are rated critical, 134 are rated important, and four are rated moderate.

Is Windows 11 22H2 better than Windows 11 23H2? ›

Just so we're clear what's happening here: There are currently two supported versions of Windows 11 in the market, 22H2 and 23H2. Both share the same code base and are identical from a functional standpoint. The only differences are the build number and the respective end of support dates.

What is KB Windows Update? ›

Each article bore an ID number and articles were often referred to by their Knowledge Base (KB) ID. Microsoft Windows update names typically start with the letters "KB", in reference to the specific article on that issue.

How do you check if a KB is installed on Windows? ›

To obtain the full list of installed Windows quality update KBs, you can use the Windows Management Instrumentation (WMI) or PowerShell commands such as Get-Hotfix or Get-WmiObject.

When was Windows 11 23H2 released? ›

The update began rolling out on October 31, 2023.

Is 23H2 stable? ›

I installed version 23H2 on my 3 laptops and did not have any problems with the installation and version 23H2 is stable, and I have not seen any problems reported on the forums with that version of Windows 11. Power to the Developer!

What is the known issue of KB5039302? ›

Known issues in this update

After installing this update, you are likely to face issues with the taskbar. This issue is only expected to occur if you are using a Windows N edition device or if you turn off the 'Media Features' via Control Panel->Programs-> Programs and Features -> Turn Windows features on or off.

Is Windows 12 coming out? ›

Expected to launch in late 2024, Windows 12 promises to build upon the foundation laid by its predecessor, Windows 11, while introducing new features and enhancements. While details remain scarce, here is what we know so far about this highly anticipated release.

Will Windows 12 be a free upgrade? ›

No, Windows 12 will be a free upgrade and won't require a subscription.

Which is better, Windows 10 or 11? ›

Both operating systems have similar security features, update processes, and compatibility with hardware and software. However, Windows 11 offers improved performance and features compared to Windows 10, making it a better choice for those looking for a more modern and efficient operating system.

How much will Windows 12 cost? ›

If you want to buy Windows 12 as a standalone, it's expected that Microsoft will follow the same pricing strategy for Windows 11, Meaning Windows 12 Home might cost around $139, while Windows 12 Pro will be nearer $199.

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