Follow the given steps to to hide Desktop Icons:
Click Start button then type regedit in Run option then press Enter for next.
Here locate the location to:
HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer
Here in right side panel, right click to create a new DWORD value with name NoDesktop and type REG_DWORD then change its value data 1.
Now close the registry editor and restart your computer after any changes to go into effect.