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Windows 11 gets a December Insider update packed with new features and AI upgrades — reveals Microsoft’s next big push. Here's everything that is new.

In December 2025, Microsoft rolled out at least four preview builds for Windows 11, rolling out a bunch of new features and changes, including Model Context Protocol (MCP), Update Orchestration Platform (UOP), Xbox Full Screen Experience for PCs, Ask Copilot, AI agents for Taskbar, Agent Launchers, and a lot more, and here's all you need to know.

Screenshots of the latest Windows 11 Insider builds for December 2025.

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RAM is getting too expensive to waste memory in Windows 11 — optimize your PC with my tips and keep it running smoothly

On Windows 11, you can reduce RAM usage by limiting startup apps, background services, browser load, and system overhead, and in this guide, I'll show you how.

Windows 11 PC with low memory usage

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Latest Windows 11 Canary build feels less like innovation and more like catch‑up, as features already in testing in the Dev and Beta Channels finally arrive

Microsoft's latest Canary Channel build for Windows 11 Insiders brings forward a number of features that were already in testing in the Dev and Beta Channels.

Windows 11 26H1 as denoted in winver

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Windows 11 lets you shrink taskbar icons for a cleaner, more compact look — here’s how to enable smaller icons easily

On Windows 11, you can make the app icons small in the Taskbar right from the Settings app, and in this guide, I'll show you the easy steps to complete this configuration.

IMages showing off smaller icons for Windows 11 for a how-to article.

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My top 17 Windows 11 features introduced in 2025 — personal picks from cleaner UI experiences to major PC gaming upgrades

As 2025 comes to an end, explore the top Windows 11 features released in 2025, including Start menu changes, Quick Machine Recovery, Xbox FSE, Battery Percentage in Taskbar, Administrator Protection, widgets, and more.

Windows 11 features for 2025

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Microsoft Agent 365: Single place to manage all AI Agents

Microsoft Agent 365Microsoft brings Agent 365, a single place to manage all AI Agents. AI has changed the way industries used to work. Today, many industries have started using AI to streamline their workflows. Over time, AI agents will multiply, making it challenging for organizations to manage them. Recognizing this challenge, Microsoft introduced Agent 365, a centralized […]

The post Microsoft Agent 365: Single place to manage all AI Agents appeared first on TheWindowsClub News.

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Microsoft is "raising the bar" and making major changes to how drivers are built and verified on Windows 11 — here are the important details

Windows 11 is raising the security and resiliency bar when it comes to driver signing, and is trying to move peripheral drivers out of the kernel.

Microsoft logo on an iphone with a BSOD in the background

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NVIDIA joins Microsoft’s push on Claude — piling billions into Anthropic’s future

Anthropic is partnering with Microsoft and NVIDIA in a deal that brings Claude to Azure, expands engineering collaboration, and includes billions in new investments.

EDMONTON, CANADA - APRIL 28:An image of a woman holding a cell phone in front of the Claude AI logo displayed on a computer screen, on April 29, 2024, in Edmonton, Canada. (Photo by Artur Widak/NurPhoto via Getty Images)

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