1. To adjust the device volume, press the Volume keys.
   
2. To set the device to vibrate, press the Volume Down key until the device vibrates and the Vibrate icon is displayed in the notifications bar.
   
3. To set the device to silent, press the Volume Down key until the Silent icon is displayed in the notifications bar, then tap NONE.
   
4. Tap the desired option.
   
5. Tap the Settings icon to access additional volume levels.
   
6. Adjust settings as desired.
   
7. To change notification alerts, from the Settings screen, tap Sound.
   
8. Tap the desired options.