Microsoft 365 Service Updates for October 13 - 19, 2025

Microsoft 365 Service Updates for the week of October 13–19, 2025, detailing numerous changes across various platforms. Key announcements include the end of support for Windows 10 on October 14, 2025, and the retirement of several older features, such as the Health and Update Validation features in the Apps Admin Center and certain Power Apps functionalities. Significant new capabilities are being rolled out for Microsoft Teams, including enhanced image search, Live chat for small businesses, and new workflow experiences powered by Power Automate and Copilot. Other major updates cover security enhancements like required explicit consent for Teams 1:1 recordings and the availability of the October 2025 security update, alongside administrative changes like tenant rename for SharePoint and OneDrive without scale limitations.