Microsoft is testing AI-powered Windows search in a new dev channel build for Windows 11 Insider testers. Announced in October, it uses semantic indexing to let users search for local files using more casual language. Like other Microsoft AI features, you’ll need a Copilot Plus PC to use it.

"Today, searching for files on your Copilot+ PC with improved Windows Search will only work for files saved locally in indexed locations on your PC, " Microsoft states. "You can go to Settings > Privacy & security > Searching Windows to adjust which locations are indexed on your PC or turn on “Enhanced” to index your entire PC."

Microsoft is significantly upgrading the search experience on Windows 11 with the introduction of semantic indexing for Copilot+ PCs. This will allow you to find files, photos, and settings using natural language,

In an announcement on the Windows Insider blog, the tech giant describes how the new Search works. Unfortunately, if you don't have a Copilot+ PC, you can't use it; the new tool u