How Do I Place My T-Mobile SGH-t379 Gravity TXT Phone In Silent/Vibrate Mode?

Follow the steps below to place your device in Silent/Vibrate mode.

Turn On Silent/Vibrate Mode
  1. From the homescreen, press and hold the [#] key for about 2 seconds for Vibration Silent mode
  2. Alternately, continually press the Down Volume key to gradually reduce the volume until you reach Vibration Silent mode or Silent mode.

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