Microsoft expands Copilot's reach, granting AI access to Windows files and system functions

At the company’s recent Windows and Surface showcase, Microsoft unveiled a major upgrade to its Copilot artificial‑intelligence assistant, allowing the tool to read local files and execute actions across the operating system.

Copilot, first introduced as a conversational layer that taps Microsoft’s large‑language‑model services, has previously operated primarily through cloud‑based queries. The new functionality pushes the assistant deeper into the desktop environment, giving it the ability to locate documents, modify settings and launch applications without manual input.

The move is framed under Microsoft’s “Hybrid Intelligence” strategy, which blends on‑device processing with cloud‑based AI to deliver faster responses while preserving user data locally. By keeping certain computations on the PC, the company aims to reduce latency and address privacy concerns that arise when all user information is sent to remote servers.

Potential applications range from automating routine tasks—such as sorting photos into folders or adjusting power settings—to more advanced troubleshooting, where Copilot could diagnose performance issues and suggest fixes. The integration also promises smoother workflows for power users who rely on multiple Microsoft tools, as the assistant can now coordinate actions across Office, Teams and the Windows shell.

Security experts have cautioned that granting an AI direct access to the file system raises new attack surfaces. Microsoft says the feature will be gated behind explicit user permission and will operate within Windows’ existing security model, but the company will need to demonstrate robust safeguards to earn user trust.

Microsoft plans to roll the enhanced Copilot to Windows 11 devices later this year, beginning with Insider builds before a broader public release. The update aligns with the firm’s broader push to embed generative AI across its product line, signaling a shift toward more proactive, context‑aware software experiences.