How to Use NVIDIA Control Panels to Change the BackgroundIn Feburary 2016 26,

In Feburary 2016 26,
Right-click on an empty space on your desktop. Choose 'nView Desktop Manager' from the pop-up menu.
Click the 'Desktops' tab.
Click on the wallpaper that you wish to change the background for in the 'Desktop' window. Click 'Properties' followed by 'Browse.'
Select the background (Center, Stretch or Tile) from the drop-down list. Click 'Clear' if you wish to remove your selection. Your change is shown in the preview monitor in the program window. Click 'OK' to save your background selection for your desktop if you are satisfied with the selection.
In Feburary 2016 26,