Gear S2: How does the device buttons work?

Device buttons help you quickly switch between the watch and other functions.

What are the functions of the back key?

 ● Press : Return to previous screen

 ● Double-click : None

 ● Press and hold : None

 What are the functions of the Home Key?

 ●Press : Open the Apps screen when you are on the Watch screen.

                Or, open the Watch screen when you are on any other screen

 ●Double-click : Default none (Customizable to load Favorite App by User)

 ●Triple press : Default none (Can set for Safety Assistance)

 ●Press and hold : Gear Options (To turn the Gear on or off)

                                Press and hold for more than 7 seconds to restart.