M365 Message Center

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:

Geändert

04.11.2025

Services

Microsoft 365 suite

Microsoft Defender Application Guard for Office was retired in April 2024 and is now being removed from Office. This change aligns with the end of support for Windows 11 version 23H2 and helps streamline the security experience for users. Documents that previously opened in Application Guard will now open in Protected View, maintaining strong protection against threats. When this will happen: Phase 1: Removal begins with Office version 2602 Current Channel: early February 2026 Monthly Enterprise Channel: April 2026 Semi-Annual Enterprise Channel: July 2026 Phase 2: Full removal with Office version 2612 Current Channel: early December 2026 Monthly Enterprise Channel: February 2027 Semi-Annual Enterprise Channel: July 2027 How this affects your organization: Who is affected: All Win32 users who previously used Microsoft Defender Application Guard for Office. What will happen: Files that pr

Geändert

03.11.2025

Services

Windows

Start using the newest Windows 11 capabilities with helpful tips and actionable steps summarized in one place. Discover news about Microsoft Ignite 2025, update and driver management, Windows 11 productivity features, Microsoft Intune, AI capabilities, lifecycle milestones, security, and more. When will this happen: Improvements summarized in this monthly recap are already available. Note that some of them are rolling out gradually. How this will affect your organization: You can start seeing improvements across various workflows in your organization with: Hotpatch updates that help you achieve security and compliance more quickly A new policy to remove select provisioned in-box apps without custom imaging and complex scripts New settings for Windows 11, version 25H2 in the Microsoft Intune Settings Catalog 10 key Microsoft Intune capabilities that will help simplify the upgrade to Windo

Geändert

31.10.2025

Services

Microsoft Copilot (Microsoft 365)

[Introduction] Microsoft is introducing the Employee Self-Service Agent, a custom agent that you can configure and extend to streamline HR and IT support experiences. This agent acts as a unified entry point for employees to access information and complete common workplace tasks, reducing friction and improving productivity across your organization.This message is associated with Microsoft 365 Roadmap ID 487836.[When this will happen:] Targeted Release: Started early June 2025Public Preview (Worldwide): Started early July 2025General Availability (Worldwide): Begins early November 2025 [How this affects your organization:] Who is affected: Employee service delivery teams (e.g HR function/IT function)Organizations using Microsoft 365 Copilot Studio Admins managing HR and IT support workflows Employees accessing self-service support through Copilot What will happen: Admins and agent makers

Geändert

31.10.2025

Services

Microsoft Purview

[Introduction] To help organizations better protect sensitive files in transit, we're introducing a public preview for extending Microsoft Purview Data Loss Prevention (DLP) policies to the network through integration with Entra Global Secure Access Internet Access. Through this integration, organizations can intercept and inspect file traffic at the network layer and enforce actions based on DLP policy conditions. It helps prevent sensitive files from being shared with untrusted cloud applications through browsers, apps, APIs, add-ins, and more—including generative AI platforms, cloud storage, and content-sharing services—while managing alerts and incidents through Purview and Microsoft Defender.This message is associated with Roadmap ID 522096. [When this will happen:] Public preview: Rollout begins mid-November 2025 and completes by mid-December 2025. General availability: Rollout beg