This works in most cases, where the issue is originated due to a system corruption. So without wasting time let’s see how to actually Fix Black Squares Behind Folder Icons issue in Windows 10 with the below-listed steps. Repeat all of the steps listed and described above for all affected folders, but this time, click twice on the checkbox beside Read-only to remove the little square from the checkbox and introduce a tick into it. Step 2: Choose Advanced system settings to move on.
4.Reboot your PC to save changes and see if you are able to Fix Black Squares Behind Folder Icons issue. Here is a mysterious case of the icon overlap problem, which the screenshot below explains perfectly. Rather than spend time duplicating here how to reset the cache, have a look at this How to Rebuild the Icon Cache in Windows 10 article and let us know if it fixes the issue for you. Rebuilding Icon Cache can fix the issue the Folder Icons, so read this post here on How to Repair Icon Cache in Windows 10. Once provided with the list, select Thumbnails by checking the checkbox beside it.
The size of the screen can be adjusted via the properties or settings of the Remote Desktop Connection Manager.