Failure Analysis: The user's system is generally improperly caused, and then or is a virus to tamper with the file.
Workaround: 1, click on the blank space of the taskbar, then select "Properties-Toolbars", select the Quick Launch bar. This will be more on the taskbar on the Quick Launch of the icon.
2, the Quick Launch bar does not display the desktop icon, right click on the taskbar above the "Start", select "Properties", and then the above will show a quick start before the hook up.
3, mouse click "Start-run". Then enter "regsvr32/n/i:u shell32" On the input box, then the ENTER key is OK, and then the dialog box pops up so that the icon for the desktop displayed on the taskbar appears.
4, antivirus software, immediately with anti-virus software killing the whole, kill and then restart the computer in the taskbar, the Quick Launch bar above the check out.
5, create a new Quick Launch bar, we create a new Notepad, and then enter the following:
[Shell]
command=2
iconfile=explorer.exe,3
[Taskbar]
Command=toggledesktop
After entering, the file name "Show Desktop. SCF" file is persisted, then drag the file to the Quick Launch bar, which shows the desktop icon.