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After installing the June 21, KB update, some devices cannot install new updates, such as the July 6, KB or later updates. For more information and a workaround, see KB After installing this update, when connecting to devices in an untrusted domain using Remote Desktop, connections might fail to authenticate when using smart card authentication.

You might receive the prompt, "Your credentials did not work. The credentials that were used to connect to [device name] did not work. Please enter new credentials. Please note that it might take up to 24 hours for the resolution to propagate automatically to non-managed personal devices and non-managed business devices.

Restarting your Windows device might help the resolution apply to your device faster. For enterprise-managed devices that have installed an affected update and encountered this issue, it can be resolved by installing and configuring a special Group Policy linked below.

Note Devices need to be restarted after configuring the special Group Policy. Windows Server Windows 10, version , Windows 10, version 20H2 and Windows 10, version 21H1. Important Verify that you are using the correct Group Policy for your version of Windows.

After installing this update on domain controllers DCs , affected versions of Windows Servers might restart unexpectedly. Microsoft now combines the latest servicing stack update SSU for your operating system with the latest cumulative update LCU. This update will be downloaded and installed automatically from Windows Update in accordance with configured policies. To get the standalone package for this update, go to the Microsoft Update Catalog website.

Running Windows Update Standalone Installer wusa. You cannot remove the SSU from the system after installation. For a list of the files that are provided in this update, download the file information for cumulative update For a list of the files that are provided in the servicing stack update, download the file information for the SSU - version Table of contents. Windows 10, version 21H2 update history.

Windows 10, version 21H1 update history. Windows 10, version 20H2 and Windows Server, version 20H2 update history. Windows 10, version and Windows Server, version update history. Windows 10, version , Windows Server, version , and Windows Server update history. IT Pros and admins. Report a privacy concern. Report a support scam. Unlock now. Try one month free. Stay a step ahead with Microsoft Windows 11 is here! Learning and training.

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Important: The Quick Assist web app is only available for use with verified Microsoft support agents. If you're having trouble connecting with the Quick Assist web app, please note your browser version and compare to the table below. Receive Remote Assistance Support from Microsoft Remote Assistance Support from Microsoft allows a Microsoft support professional in another location to view your computer screen and work on your computer over a secure connection.

Quick Assist If you're using Windows 10 or Windows 11, Quick Assist is the remote support application that enables you to receive or provide assistance over a remote connection. Quick Assist web app For those using Windows 8. Follow any other onscreen instructions.