Samsung R20plus 사용자 설명서

The Power button on the Start menu (

) performs 

various operations depending on the settings.

  Click 

Sound > Power Options and then Change Battery 
Settings.

  Click on 

Change Plan Settings in the currently 

selected power setting.

  Click on 

Change Advanced Power Settings and 

open 

Start Menu Power Button in the Power 

Buttons and Lid item.

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