July 30, 2024—KB5040529 (OS Build 26100.1301) Preview
Applies To
Windows 11 version 24H2, all editionsRelease Date:
7/30/2024
Version:
OS Build 26100.1301
For information about Windows update terminology, see the article about the types of Windows updates and the monthly quality update types.
Note Follow @WindowsUpdate to find out when new content is published to the Windows release health dashboard.
Important: Windows 11, version 24H2 is targeting Copilot+ PCs devices and devices that were previously using Windows Insider 24H2 builds.
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.
These might not be available to all users because they will roll out gradually.
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[Emoji] New! This update adds support for Emoji 15.1. Windows supports Unicode symbol-like shapes for family groupings. But Windows will keep using people for them. Also, you can choose the right or left facing direction for some people emoji. The new emoji are:
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Horizontal and vertical head shake
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Phoenix
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Lime
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Brown mushroom
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Broken chain
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[Start menu]
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New! The new account manager is on the Start menu. When you use a Microsoft account to sign in to Windows, you will get a glance at your account benefits. This feature also makes it easy to manage your account settings.
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New! You can drag apps from the pinned section of the menu and pin them to the taskbar.
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[Windows Backup] New! Windows will now back up many of your sound settings (this includes your sound scheme). This only occurs if you turn on Remember my preferences and select the checkboxes for Personalization and Other Windows settings. To find these, go to Settings > Accounts > Windows backup. Then, you can use the Windows Backup app to restore those settings on a new device.
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[Lock screen] New! Sports, traffic, and finance content will appear along with weather. To turn on this feature, go to Settings > Personalization > Lockscreen.
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[File Explorer] New! You can now use your mouse to drag files between breadcrumbs in the File Explorer address bar. A breadcrumb shows the path to your current file location in the address bar. For example, there are three breadcrumbs in the path This PC > Windows (C:) > Program Files.
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[Settings]
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New! This update adds a page to Settings > Accounts called Linked devices. On it, you can manage your PCs and Xbox consoles. This page only shows on Home and Pro editions when you sign in to Windows using your Microsoft account (MSA).
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New! This update puts the “Add now” button in Settings > Accounts. When you select it, you can add a recovery email address if you have not added one for your Microsoft account yet. The button only shows if you sign in to your Microsoft account.
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New! This update adds a new Game Pass recommendation card on the Settings home page. This home page shows on Home and Pro editions when you sign in to Windows using your Microsoft account. The card appears if you actively play games on your PC.
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New! This update includes updated visuals for the “Rename your PC” and “Change date and time” dialogs to match the Windows 11 visuals.
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[Windows share]
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New! This update adds a feature that stops you from accidentally closing the Windows share window. Clicking outside of the window will no longer close it. To close it, select the close button at the upper-right corner.
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New! You can now create quick response (QR) codes for webpage URLs and cloud files from the Windows share window. Select the share button in the Microsoft Edge toolbar and choose “Windows share options.” Then, you can share the URLs and files across your devices.
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New! You can now send email to yourself from the Windows share window. You will receive the email at the email address that is in your Microsoft account.
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New! You can directly share to specific Microsoft Teams channels and group chats in the Windows share window. To do so, you must sign in using a Microsoft Entra ID.
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New! You can now copy files from the Windows Share window. Just click the new Copy button.
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[Task Manager]
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This update changes the units for DDR speed from MHz to MT/s.
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Task Manager releases process handles more quickly when it stops a process.
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This update makes Task Manager more reliable.
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This update affects the sort order of processes in Task Manager. Performance is better when you change the order.
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This update makes Task Manager more accessible by improving:
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Keyboard focus
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Tab key navigation
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Text scaling
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The readout of item names by screen readers
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High contrast heatmaps and more.
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This update makes resizing the Task Manager window easier when you grab the top of its window.
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Ejecting USB devices using the Safely Remove Hardware option fails. This occurs when Task Manager is open.
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[Widgets] New! The Widgets icons on the taskbar are no longer pixelated or fuzzy. This update also gives you a larger set of animated icons.
Improvements
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.
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[PC Manager]New! This update adds PC Manager to devices in China.
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[Share button] On USB controllers, the button might not work with Game Bar.
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[Azure Virtual Desktop] New! You can now use OneDrive as a RemoteApp in Azure Virtual Desktop.
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[Virtual Filtering Platform (VFP)] New! In Windows nodes, VFP has more support for packet drop collection. This will make it easier to troubleshoot issues.
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[Windows Server vNext] In the latest build, the cache size display behavior is not what you expect.
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[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.
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[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.
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[Local Security Authority Subsystem Service (LSASS)] It fails at times when you set Field Engineering logging to 5.
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[NetAdapterCx module] Devices that use certain WLAN cards stop responding.
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[GPU-Paravirtualized VM or Container] After you restart it, graphic allocation creation might fail. Because of this, the VM and Container are not as reliable as you expect. Bug 51901797
[PowerShell and VBScript] The issue stops you from using Windows Update Agent (WUA) APIs in your scripts. Bug 52417543
[BitLocker] A firmware update might fail if you turn on BitLocker.
If you installed earlier updates, only the new updates contained in this package will be downloaded and installed on your device.
Windows 11 servicing stack update (KB5040710) - 26100.1298
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 |
We’re aware of an issue where players on Arm devices are unable to download and play Roblox via the Microsoft Store on Windows. |
Players on Arm devices can play Roblox by downloading the title directly from www.Roblox.com. |
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.
Available |
Next Step |
Yes |
Go to Settings > Update & Security > Windows Update. In the Optional updates available area, 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 the Microsoft Update Catalog website. |
Available |
Next Step |
No |
You can import this update into Windows Server Update Services (WSUS) manually. See the Microsoft Update Catalog for 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 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 5040529.
For a list of the files that are provided in the servicing stack update, download the file information for the SSU (KB5040710) - version 26100.1298.