1. To adjust the ring volume setting, press the Volume keys.
   
2. To enable vibrate, press the Volume Down key until 'vibrate' is displayed in the notification bar.
   
3. To disable vibrate, tap the More icon.
   
4. Tap VIBRATE ON.
   
5. When silent mode is enabled, the Silent icon will be displayed in the notification bar.
   
6. To change alerts and ringtones, from SETTINGS, tap ringtones + sounds.
   
7. To change the alert, tap the Reminders field.
   Note: To block notifications from showing on the lock screen, from SETTINGS, tap lock screen > Choose an app to show detailed status field > none.
   
8. Tap the desired option.
   Note: Tap the Play icon to preview a tone.
   
9. To change the ringtone, tap the Ringtone field.
   Note: For steps to assign a ringtone to a contact, please see the 'Contacts' tutorial.
   
10. Tap the desired ringtone.