One, the system is normal, no virus
1, when the desktop icon disappears, we do not worry, first of all see is not hidden desktop icons,
2, we click on the desktop, the right mouse button---"View"-"Show the desktop icon" to see "Show Desktop Icon" is checked, if there is no tick, we will be on the tick.
Second: The system is normal, computer virus
1. We open "task Manager" to find a task called "Explorer.exe".
2, we right-click, select "End Process Number".
3, then we choose "File"---new task.
4, in the Task dialog box to enter "Explorer.exe."
5, after the completion, we are directly determined on it.