Blank White Rectangle On Desktop

White square appears on desktop hi pesky little fellow go to a blank spot on your desktop and right click select personalize then theme change the theme windows classic for eg and reboot.
Blank white rectangle on desktop. The white box is in front of icons that i need access to. Thank you for your help. Hp update box in lower right hand corner of screen is now a white box will not go away. I have found a way to remove the white box that appears on computers screen.
194x55 pixels width x height. Small white rectangle top left of desktop. If the problem is resolved then go back to theme and change to your preferred. Every now and then i have a white box that appears on the desktop after i have closed a program.
The white box does not go away unless i restart the computer. Cant put another icon in it s place if you try the mouse changes to no entry sign. Rgb colours are 240 240 240. Any suggestions on how to remove.
Cant click or double click it. Do you have a better solution. Blank white icons on desktop windows 10 first and foremost the reason why the blank icons appear on the desktop is because the icon cache is corrupted as marcy has pointed out. This can be a result of an improper shutdown for example powering off the machine or losing power instead of clicking start shutdown.