The solution is simple to disable Window Shadows in Windows 10!
Please start Advanced System Properties in Windows 10, via Windows-Logo + R Keyboard Shortcut and the command sysdm.cpl and select the Tab Advanced. (... see Image-1 Arrow-1 and 2)
Select Performance Options via Performance Settings Button (... see Image-1 Arrow-3 and 4)
And disable the checkbox "Show shadows under Windows" (... see Image-1 Arrow-5)
See also: ... mouse Pointer and Cursor size || ... auto hide mouse cursor || ... Desktop Shortcut for Run-Command ||
Select the settings you want to use for the appearance and performance of Windows-10 on this computer.
FAQ 7: Updated on: April 28th 2015 13:03