Built-in Feature

Volume Increase and Decrease Buttons

Press the volume up and down buttons for 3 seconds to activate the selected service. The options are Selected Service and Screen Lock Authorization.

  • Instructions: (French only) Paramètres > Accessibilité > Paramètres avancés > Accès direct > Boutons d’augmentation et de reduction du volume
  • Device/Operating System : Android 9 (Pie) – Samsung Galaxy A8