1. To increase ringtone volume, press the Volume up key.
   
2. To decrease ringtone volume, press the Volume down key.
   
3. To enable Silent mode, press the Volume down key until it has reached the lowest setting. Then, press the Volume down key.
   Note: NOTE: When silent mode is active, the Silent mode icon will be displayed in the notifications bar.
   
4. From silent mode, press the Volume down key to enable Vibration mode.
   Note: NOTE: When vibration mode is active, the Vibration mode icon will be displayed in the notifications bar.
   
5. To adjust volume settings, tap the Volume settings icon.
   
6. Touch and drag to adjust the desired options.