Hello how may I help you? Change my alarm for me please. ok. What can I change on your alarm? I want to change my 10:30 to 11:30. Ok. I have changed the alarm time Also, switch it over to vibrate. ok. Would you like it to make a sound as well? No, I just want it to vibrate. Ok. Switching your alarm to vibrate only OK, that will do it. ok. have a good day Goodbye!