Samsung Galaxy S4 Mini User Manual - Page 143

3. Touch Hearing aids to enable the feature. DTMF Tones Set the length of Dual-Tone Multi-Frequency tones which play when you use the keypad during a call or when navigating the phone's menus. 1. From the Home screen, touch Apps ➔ Settings ➔ . My device 2. Touch Call. 3. Touch DTMF tones to select a tone length. Voice Privacy Use Enhanced voice privacy to improve the security of your phone calls. 1. From the Home screen, touch Apps ➔ Settings ➔ . My device 2. Touch Call. 3. Touch Voice privacy to enable the feature. Blocking Mode When Blocking mode is enabled, notifications for selected features are blocked, and you only receive the notifications you choose. You can choose to block notifications by feature or contact, and choose blocking all the time, or during a specific time period. 1. From the Home screen, touch Apps ➔ Settings ➔ . My device 2. Touch ON/OFF next to Blocking mode to enable or disable the setting. 3. Touch Blocking mode for options: • Block incoming calls: Notifications for incoming calls will not be displayed. • Turn off notifications: Notifications for new messages will not be displayed. • Turn off alarm and timer: Notifications for alarms and timers will not be displayed. • Turn off LED indicator: The LED indicator will not light up. 4. Set a time period for Blocking mode: • Always: Block notifications at all times. Settings 137