Microsoft Week in Review: 12/7/2025 - 12/13/2025

A list of sources from last week in Microsoft update:

• Available today: GPT-5.2 in Microsoft 365 Copilot

• Introducing GPT-5.2 in Microsoft Foundry: The new standard for enterprise AI

• Unlocking efficient and secure AI for Android with Foundry Local

• New centralized agent dashboard and enhanced reporting

• Security and governance innovations for Microsoft 365 Copilot and agents

• Five ways to implement the great Copilot journey

• It’s About Time: The Copilot Usage Report 2025

• From awareness to action: Building a security-first culture for the agentic AI era

• Microsoft Security Update Guide – December 2025 release

• Released: December 2025 Exchange Server Security Updates

• December 2025 updates for Microsoft Office

• What’s new in Microsoft Intune: December 2025

• What’s New in Microsoft Sentinel: December 2025

• Microsoft’s guidance to help mitigate critical threats to Active Directory Domain Services in 2025

• Windows PC gaming in 2025: Handheld innovation, Arm progress and DirectX advances

• Making complex web apps faster (Microsoft Edge blog)

• Lakehouse Schemas (Generally Available) – Microsoft Fabric

• The era of agentic business applications arrives at Convergence 2025

• Streamlining your Git workflow with Visual Studio 2026

• December 2025 announcements – Partner Center (Sentinel prepurchase, CSP security, etc.)