M365 Message Center

Geändert

11.11.2025

Services

Windows

Today, November 11, 2025, Windows 11, version 23H2 (Home and Pro editions) has reached end of servicing. The November 2025 monthly security update is the last update available for these editions. Devices running these editions will no longer receive monthly security and preview updates containing protections from the latest security threats.As always, we recommend that you update your devices to the latest version of Windows 11. For detailed information, see the Windows 11, version 23H2 reaching end of updates (Home, Pro) lifecycle page. For information about servicing timelines and lifecycle, see Windows 11 release information, Lifecycle FAQ - Windows, and Microsoft Lifecycle Policy search tool.

Geändert

11.11.2025

Services

Windows

Microsoft has identified an issue in the Windows 10 Consumer Extended Security Update (ESU) enrollment process where the enrollment wizard may fail during enrollment. If you have a personal device running Windows 10 and have not yet enrolled your device in the Consumer ESU program, here are the steps you need to take to ensure you continue receiving security updates:Navigate to the Windows Update settings page and select “Check for updates.”Install the out-of-band (OOB) update (KB5071959) and reboot your device to complete installation.Run the Windows 10 Consumer ESU enrollment wizard to enroll your device in the ESU program.After you have successfully enrolled your device, navigate once more to the Windows Update settings page and select “Check for updates.”Your device will now be offered the latest monthly security update. Install the update and reboot your device to complete installat

Geändert

11.11.2025

Services

Windows

The November 2025 security update is now available for all supported versions of Windows. We recommend that you install these updates promptly. For more information about the contents of this update, see the release notes, which are easily accessible from the Windows 11 update history page. To learn more about the different types of monthly quality updates, see Windows monthly updates explained. Highlights for the Windows 11, version 25H2 update: This security update includes improvements that were a part of update KB5067036 (released October 28, 2025).This update addresses security issues for your Windows operating system.This update addresses an issue that affects gaming handheld devices. These devices were unable to stay in low-power states, which caused faster battery drain.​​​​​​​This update addresses an issue on some handheld gaming devices where after signing in using the built-in

Geändert

08.11.2025

Handlung bis

11.11.2025

Services

Windows

Windows 10 devices accessing Windows 365 Enterprise Cloud PCs and Windows 365 Frontline (Dedicated) Cloud PCs are automatically entitled to Windows 10 Extended Security Updates (ESU) under certain conditions. IT administrators must use Microsoft Intune or another MDM provider to deploy a custom policy that helps verify whether a device is enrolled in the Windows 10 ESU subscription program.Action is required in order for these devices to install the upcoming November 2025 Windows security update, which will be available on November 11, 2025. Learn more about this change at Enable Windows 10 Extended Security Updates (ESU) for clients accessing cloud and virtual machines.When will this happen:The upcoming November 2025 Windows security update will be available on November 11, 2025. It's necessary to take action prior to this date, in order for devices to be eligible for this update. Entit

Geändert

05.11.2025

Services

Windows

A new resource is available to help you understand Known Issue Rollback (KIR). This well-established process automatically rolls back problematic code for a known issue in Windows non-security updates. This rollback applies automatically through Windows Update on non-IT-managed devices. IT-managed devices require a specific Group Policy configuration. When will this happen: KIR came together as a functionally complete system beginning in Windows 10, version 2004. Since then, most of the code changes in Windows monthly updates support KIR capability. The new resource is now available to learn more about KIR. How this will affect your organization: KIR is a robust mitigation technology built into Windows non-security updates to help you safeguard and troubleshoot individual parts of the update. Windows offers KIR capability on all supported versions of Windows Server and client platforms,

Geändert

04.11.2025

Services

Windows

Now that support for Windows 10 has officially ended, it is important that organizations with Windows 10 devices stay as protected as possible through the Windows 10 Extended Security Updates (ESU) program. A new guide for Windows 10 ESU customers is now available, offering details on how to find, activate, and verify licenses on devices and endpoints. When will this happen:Windows 10 reached end of support on October 14, 2025. To continue receiving monthly security updates, Windows 10 devices need to be activated with Windows 10 Extended Security Updates (ESU) licenses before the November 2025 Windows security update. What you need to do to prepare:Follow the steps in the new guide to locate MAK keys, activate ESU licenses on each applicable device, prepare devices used by people with Windows 365 Cloud PC and Azure Virtual Desktop licenses, and verify enrollment. Additional information: