Win7 task manager can not see the upper layer how to do

  
Just boring call manager when suddenly can not see, the upper layer of the manager, as shown in the picture! Suddenly encountered this situation, I thought the computer was poisoned, almost Reinstall the system, in fact, this is not poisoning, you only need to use the mouse to restore the original look.

Steps/Methods
Move the mouse to the border position of the task manager.

Double click on the border to resume.


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