Try this & see if it helps
Type gpedit.msc in start menu search programs & files and hit Enter.
Click on it and it will bring you to Local Group Policy Editor
On the right pane navigate to User Configuration > Administrative Templates > Desktop.
Now in Desktop, double click to open the Properties of Hide and disable all items on the desktop.
Configure your choice there ( in your case click on enabled )
If Enabled, this setting removes icons, shortcuts, and other default and user-defined items from the desktop, including Recycle Bin, Computer, and Network Locations.
Don't worry all your programs still works by navigating thru the start menu.
Hit Apply > OK.
Restart to see a clean desktop with only your wallpaper.........
To show desktop icons again, ensure that the setting is Not Configured.