The AI Host file AI.exe in Windows 11 is used to perform most local AI tasks For Microsoft Office desktop apps on Windows 11 computers. Full details here.

Windows 11 search functionality is an easy to way to access hard-to-find settings, folders, or programs and it malfunctioning is a major drag.

Microsoft may finally be getting to fix File Explorer issues on Windows 11 23H2. There have been user complaints over the general performance and snappiness of the component, among others.