Samsung Gear S3 SM-R760 - Manual (Page 27)

Basics
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Turning the screen on and off
To turn on the screen, rotate the bezel. Or, press the Home key or the Back key.
To turn off the screen, cover it with your palm. Also, the screen will turn off if the Gear is not
used for a specified period.
You can also turn on the screen using a gesture. On the Apps screen, tap (Settings)
→
Device → Wake-up gesture and then tap the Wake-up gesture switch to activate it.
Navigating the screen
Switching between the Watch and Apps screen
To open the Apps screen, press the Home key on the Watch screen.
To return to the Watch screen, press the Home key.
An app
Watch screen Apps screen
View recent apps.
Apps screen
The Apps screen displays icons for all apps.
To view other panels, rotate the bezel. You can also tap or swipe the screen to the left or right.
The available apps may vary depending on the model and the software version.