1. From the home screen, drag down from the top of the screen with two fingers to reveal the menu.
   
2. Tap SETTINGS.
   
3. Scroll to, then tap Call.
   
4. Scroll to, then tap Additional settings.
   
5. Tap Caller ID.
   
6. Tap the desired option.
   Note: To block your Caller ID on a per-call basis, dial *67 before the 10-digit phone number.