The Windows Sandbox and the Microsoft Defender Application Guard (WDAG) now launch faster in Windows 10. Microsoft introduced new File Explorer icons, with multiple system icons used throughout the file manager now updated to a new look. The new Chromium-based Edge is now the default web browser after replacing Edge Legacy, starting with Build 21313. Edge Legacy will be permanently removed and replaced in all Windows 10 builds with the new Microsoft Edge by April’s Windows 10 Patch Tuesday security update. The “Get Help”” link in the touch keyboard to now say “”Learn more”””
Source: https://www.bleepingcomputer.com/news/microsoft/microsoft-improves-windows-sandbox-in-latest-windows-10-build/