Microsoft 365 Message Center Archive

MC1187796

Microsoft PowerPoint: Agent Mode in Microsoft 365 Copilot

MC1187786

An updated version of the November 2025 Scan Cab is available

MC1187781

Viva Engage: Community feeds improvements

MC1187780

New experiences for Copilot management in Microsoft 365 admin center

MC1187776

Updates available for Microsoft 365 Apps for Current Channel

MC1187707

Microsoft Copilot Studio - Copy an agent in Copilot Studio Lite to the Copilot Studio full experience

MC1187679

Microsoft Teams: Protection against tenant-owned domain impersonation in Teams chat

MC1187672

Get ready for security agents: Microsoft Security Copilot will be included in Microsoft 365 E5

MC1187671

New features coming to Microsoft 365 Copilot Chat for Outlook, Word, Excel, and PowerPoint

MC1187401

Microsoft dark themes for SharePoint sites

MC1187400

Syncing HiddenFromAddressListEnabled attribute across tenants for consistent Global Address List (GAL) visibility

MC1187397

Microsoft Defender for Endpoint: Threat actor attribution information will be removed from alert page

MC1187396

Microsoft Learning Zone Windows app enabled by default for Education tenants

MC1187394

Microsoft Purview compliance portal: Data Security Investigations – Introducing new AI analysis capabilities

MC1187388

Microsoft Viva Insights: Publish reports capability is becoming generally available

MC1187387

New features coming to Copilot Notebooks for Frontier users

MC1187386

Microsoft Defender for Identity alerts transitioning to XDR-based detection platform

MC1187356

Dynamics 365 Contact Center - Resolve issues autonomously with Customer Intent Agent

MC1187343

(Update) New update to address issue affecting Windows 10 devices enrolled on Extended Security Updates (ESU)

MC1187276

Dataverse – Dataverse Model Context Protocol (MCP) Server general availability

MC1187243

Windows Office Hours: November 20, 2025

MC1185931

Secure Boot playbook for certificates expiring in 2026

MC1162083

(Updated) Microsoft 365 Copilot: Agent Mode available in Excel Labs add-in (Frontier preview)

MC1148540

(Updated) New file protection in Teams chat and channels blocks unsafe content

MC1148539

(Updated) Microsoft Teams: Malicious URL Protection for Teams Chat and Channels