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.

Microsoft is testing its new search feature with Windows 11 users, which enables it to enter the AI search market. The same feature will become available in the

"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."

Windows Insiders on the Dev Channel with Copilot+ PCs can now test the AI-powered Windows Search experience Microsoft announced in October.