: Migration of legacy tools like Disk Management into the modern Settings app.

: Enhanced browsing privacy through encrypted DNS resolution.

: A "softer" look for the Start Menu, Action Center, and fly-out menus.

: Features like the Microsoft Store, Windows Security, and pre-installed multimedia apps are often stripped out.

: Improved "Snap" features, including the ability to drag windows to corners for perfect resizing.

The file refers to an unofficial, modified version of Windows 10. While "Sun Valley" was the internal codename for a major visual overhaul of Windows (which eventually became Windows 11), Microsoft does not offer an official "Lite" version of this operating system. What is this version?