Evidence

٢.           .

٣.  f4        :

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  :       .

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:             .

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:             

.

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  :       .

           f4.

:        Extend )(    

     .  Start )(   Settings ) (  

System ) .( Display )(      Keep changes ) .(

  HDMI

HDMI           .   HDMI 

    HDMI     :

١.     Speakers )  (       

 Playback devices ) .(

٢.   Playback ) (    .

٣.  Set Default ) (    OK ).(

      :

  Playback devices ) .(

٢.   Playback )(   Speakers ) .(

٣.  Set Default ) (    OK ).(

٢٥  ٤   