drag and drop files on windows 11

Instructions on enabling drag-and-drop file functionality in Windows 11
windows 11 introduced a new drag-and-drop feature, displaying a convenient tray at the top of the screen that allows you to easily drop files into one of the displayed applications.
How to bring file drag and drop - drag and drop back to Windows 11
the drag and drop feature is very popular on windows 10, but i don't understand why microsoft removed it on windows 11.