Microsoft 365 Service Updates for September 8-14, 2025

This collection of Microsoft 365 service updates, published between September 8 and 12, 2025, details numerous upcoming changes and feature enhancements across a wide array of Microsoft products. Key announcements include the automatic installation of Microsoft 365 Copilot on Windows devices, new filtering capabilities for SharePoint Embedded using sensitivity labels, and various security hardening updates for Windows Server and Defender. Many updates focus on Teams improvements, such as unified app management, enhanced meeting URL validation, and new organization chart features, alongside Viva Insights moving manager insights to a web app. Several important end-of-servicing reminders for Windows 10 and 11 versions are also highlighted, emphasizing the need for timely upgrades, while firewall and browser policy updates are noted as requiring immediate action to maintain service functionality and performance for products like Intune and OneDrive.