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Windows Central
Windows Central
Technology
Zac Bowden

Microsoft Copilot OS revealed in LEAKED video: Lightweight Windows OS exploration features new desktop UI built entirely around Copilot and agentic AI

Aion on a Surface Laptop .

A leaked video has revealed that Microsoft has explored building a dedicated AI OS powered by Microsoft Edge and a new lightweight Windows codebase called Win3. This exploration was codenamed Aion, and was built around web tech, placing Copilot at the heart of the experience.

The 3 minute video, which my sources say is real, was first leaked on Discord server BetaWiki and provides a handy walkthrough of what looks to be real (but early) working code, showcasing a new desktop UI that features a similar Taskbar along the bottom, Start menu-like interface powered by Copilot, and more.

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