How do I get rid of the white rectangle on my desktop?
To change it right click anywhere on the desktop and choose properties. The choose desktop and swap the current one from anything on the list. Save and the background will change. If it is as I suspect the white square will also have vanished.
Why is there a small white box on my desktop?
indicating if the white screen is caused by a native app or one that you shut down on the apps/startup tab. after you can turn back on whatever you want to load on startup in the apps tab at bottom or chose to manually start the things when you need them and leave them off.
Why is there a white box at the top of my screen?
This happens because of the resolution or scaling issues. The GPU is not able to scale apps, or there is an incorrect resolution leading to a white bar. Change Screen Resolution using the NVIDIA Control Panel. Restart the Desktop Window Manager process.
How do I get rid of the box on my computer screen?
Go to the Display applet in Control Panel and look on the Desktop tab. Click on Customize Desktop, and then click on the Web tab. You will see that there are checkmarks next to “My Current Home Page” and probably “Lock Desktop Items”. Uncheck these.