A. This can usually be fixed by deleting the desktop.htt file:

  1. Start explorer
  2. Move to %systemroot%\Profiles\<your username>\Application Data\Microsoft\Internet Explorer
  3. Select Desktop.htt and delete (it is a hidden file so you will need to change the view first View - Folder Options - View)
  4. Close Explorer
  5. Right click on the desktop and choose Refresh