It seems that Android 4.3 Jelly Bean has been bringing some problems to the users since it launched at the first time. A few days ago, some insiders left their comments and asked why the zoom function of the Volume key didn't work in the Camera app after they had updated their Samsung Galaxy SIII to Android 4.3 Jelly Bean.
See also: How to Fix Camera Flashes when Alarm Goes Off in Android 4.3 in
See also: How to Fix Camera Flashes when Alarm Goes Off in Android 4.3 in