Microsoft is testing resizable taskbar icons in Windows 11 that can shrink as you open more apps or stay at a smaller size.The feature is part of the latest Insider Preview Beta and offers options to show smaller taskbar buttons.The resizable taskbar icons are reminiscent of the macOS dock, where icons get smaller as more applications or minimized windows are added.The Insider Build also includes a larger Start menu layout with the ability to hide recommended recent apps and show all installed apps.