Microsoft 365 Service Updates for October 27 – November 2, 2025

Microsoft 365 service updates scheduled between October 27 and November 2, 2025, detailing numerous forthcoming changes across several core applications. Key updates focus heavily on Microsoft Teams, introducing features like the ability to chat with external email users, collaborative notes in chats, and enhanced security protections against malicious URLs and unsafe files. Other significant items include the continued evolution of Microsoft Viva, which receives new reporting linking Copilot usage to employee sentiment via Viva Glint, and various enhancements to Microsoft Purview for compliance and data governance. The announcements also specify several upcoming retirements and migration needs, such as the deprecation of the Viva Insights export via Graph Data Connect and the retirement of PowerPoint for the Web's Editor Pane.