What should I do if the "Windows Logo" button on the screen is invalid?

  
                                    

Symptom:

Windows 8/8.1 touch screen series (MIIX series, YOGA series, Touch series), on-screen <;windows logo” key failure, if the machine with vibration feedback function , it shows that there is vibration feedback after touching the virtual button, but there is no function.

Solution:

Enter the Windows 8/8.1 settings interface --- easy to use --- keyboard --- filter button, close the filter button function.

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