Find information on known issues and the status of the rollout for Windows 10, version 21H2. Looking for a specific issue? Press CTRL + F (or Command + F if you are using a Mac) and enter your search term(s). Want the latest Windows release health updates? Follow @WindowsUpdate on Twitter. Windows 10, version 21H2 is designated for broad deployment. As always, we recommend that you update your devices to the latest version of Windows 10 as soon as possible to ensure that you can take advantage of the latest features and advanced protections from the latest security threats. For more details, see How to get the Windows 10 November 2021 Update. If you are using Windows 10 and want to move to Windows 11, you can check if your device is eligible for the upgrade using the PC Health Check app or checking Windows 11 specs, features, and computer requirements. Note that you also need to be running Windows 10, version 2004 or later, have no safeguard holds applied to your device, and have a Microsoft Account (MSA) if using Home edition. For more information on the Windows 11 upgrade experience, watch our video, Windows 11 Upgrade Experience. This table offers a summary of current active issues and those issues that have been resolved in the last 30 days. You might see authentication failures on the server or client for services. After installing updates released May 10, 2022 on your domain controllers, you might see authentication failures on the server or client for services such as Network Policy Server (NPS), Routing and Remote access Service (RRAS), Radius, Extensible Authentication Protocol (EAP), and Protected Extensible Authentication Protocol (PEAP). An issue has been found related to how the mapping of certificates to machine accounts is being handled by the domain controller.*This is a public forum and I do not work for Microsoft nor do I have access to any user accounts. To protect your privacy, do not post any personal information.