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Release Date:

18/10/2022

Version:

OS Build 22621.675

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 11, version 22H2, see its update history page.

Note Follow @WindowsUpdate to find out when new content is published to the Windows release health dashboard.    

Highlights

  • New! It enhances File Explorer. It now includes tabs to help you organize your File Explorer sessions like you do in Microsoft Edge. On the new File Explorer homepage, you can pin important files for quick and easy access. Using the power of Microsoft OneDrive, you can view your colleagues’ actions on your shared files. We also provide personalized suggestions based on your Microsoft 365 account.

  • New! It adds a feature called Suggested Actions for items that you copy. This is available for customers in the United States, Canada, and Mexico. For example, when you copy phone numbers or future dates, we provide suggestions, such as make a call with Teams or Skype or add an event in the Calendar app.

  • New! It adds a taskbar overflow menu. The taskbar will offer an entry point to a menu that shows you all your overflowed apps in one space.

Improvements

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

  • New! It enhances File Explorer. It now includes tabs to help you organize your File Explorer sessions like you do in Microsoft Edge. On the new File Explorer homepage, you can pin important files for quick and easy access. Using the power of Microsoft OneDrive, you can view your colleagues’ actions on your shared files. We also provide personalized suggestions based on your Microsoft 365 account.

  • New! It adds a feature called Suggested Actions for items that you copy. This is available for customers in the United States, Canada, and Mexico. For example, when you copy phone numbers or future dates, we provide suggestions, such as make a call with Teams or Skype or add an event in the Calendar app.

  • New! It adds a taskbar overflow menu. The taskbar will offer an entry point to a menu that shows you all your overflowed apps in one space.

  • New! You can now discover and share to more devices, including desktops, using nearby sharing.

  • New! Now, you can uninstall, repair, and modify all apps from Windows Settings instead of Control Panel.

  • New! It improves the performance of federated authentication.

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 - 22621.378

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

IT admins

After you install this or later updates, you might be unable to reconnect to Direct Access after temporarily losing network connectivity or transitioning between Wi-Fi networks or access points.

Note This issue should not affect other remote access solutions such as VPN (sometimes called Remote Access Server or RAS) and Always On VPN (AOVPN).

Windows devices used at home by consumers or devices in organizations which are not using Direct Access to remotely access the organization's network resources are not affected.

This issue is addressed in updates released December 13, 2022 (KB5021255) and later. We recommend you install the latest security update for your device. It contains important improvements and issue resolutions, including this one. If you install an update released December 13, 2022 (KB5021255) or later, you do not need to use a Known Issue Rollback (KIR) or a special Group Policy to address this issue. If you are using an update released before December 13, 2022, and have this issue, you can address it by installing and configuring the special Group Policy listed below.The special Group Policy can be found in Computer Configuration -> Administrative Templates -> <Group Policy name listed below>.

For information on deploying and configuring these special Group Policy, please see How to use Group Policy to deploy a Known Issue Rollback.

Group Policy downloads with Group Policy name:

Important You must install and configure the Group Policy for your version of Windows to resolve this issue.

All users

Certain applications might stop responding when you use keyboard shortcuts to turn on, turn off, or change the input mode of the Input Method Editor (IME).

Examples of actions that might cause this issue:

  • For Japanese:

    • Using the Hankaku/Zenkaku (半角 / 全角) key on a Japanese keyboard

    • Using the default keyboard shortcut: holding down the Alt key and pressing ~ (tilde)

  • For Chinese:

    • Using the default keyboard shortcut: holding down the Control key and pressing Space

  • For Korean:

    • Using the default keyboard shortcut: pressing the right Alt key

This issue is observed for applications that load certain components of the Text Services Framework (TSF). Applications that don't load these components should not experience this issue.

This issue is addressed in KB5020044.

IT admins

After installing this update, some types of SSL (Secure Sockets Layer) and TLS (Transport Layer Security) connections might have handshake failures.

Note for developers The affected connections are likely to be sending multiple frames within a single input buffer, specifically one or more complete records with a partial record that is less than 5 bytes all sent in a single buffer. When this issue is encountered, your app will receive SEC_E_ILLEGAL_MESSAGE when the connection fails.

This issue is addressed in KB5018496. We recommend you install the latest security update for your device.

Note KB5018496 will not install automatically. To apply this update, you can check for updates and select the optional preview to download and install.

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 updates and Servicing Stack Updates (SSU): Frequently Asked Questions.

Install this update

Release Channel

Available

Next Step

Windows Update or Microsoft Update

Yes

Go to Settings Update & Security > Windows Update. In the Optional updates available area, 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 the Microsoft Update Catalog website.

Windows Server Update Services (WSUS)

No

You can import this update into 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 5019509

For a list of the files that are provided in the servicing stack update, download the file information for the SSU - version 22621.378

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