In legacy computing (and occasionally on modern systems with driver conflicts), visual artifacts would remain on the screen after closing a window or moving an icon. The refresh command clears the video buffer for the desktop surface, removing "ghost" images or visual glitches.
So the next time you right-click the desktop and select "Refresh"—or tap F5 while staring at an empty folder—recognize what you are really doing: refresh desktop shortcut
The "Refresh" command instructs the operating system’s graphical user interface (GUI) to redraw the icons and elements on the desktop. In legacy computing (and occasionally on modern systems