Chapter 8: Managing Your Device
To adjust brightness
1.From the Home screen, tap 
> Settings.
2.In DEVICE, tap Display.
3.Tap Brightness.
4.Drag the Brightness slider to adjust brightness settings.
5.Tap OK when finished.
To change the screen orientation
1.From the Home screen, tap 
> Settings.
2.In DEVICE, tap Display.
3.Tap
Ringtone settings
You can assign a default ringtone whenever a new notification is received.
To change the notification ringtone
1.From the Home screen, tap 
> Settings.
2.In DEVICE, tap Sound.
3.Tap Default notification.
4.Tap the preferred ringtone from the list.
5.Tap OK to confirm.
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