Auto Retry; Dtmf Tones; Voice Privacy - Samsung Galaxy S4 User Manual

Auto Retry

Enable Auto retry to automatically redial the phone number
until it is connected.
1. From the Home screen, touch
Call Settings.
2. Touch Auto Retry to automatically redial a call if it
receives a busy signal from the network.
TTY Mode
A TTY (teletypewriter, also known as a TDD or Text
Telephone) is a telecommunications device that allows
people who are deaf, hard of hearing, or who have speech or
language disabilities, to communicate by telephone.
Your phone is compatible with select TTY devices. Please
check with the manufacturer of your TTY device to ensure
that it supports digital wireless transmission.
1. From the Home screen, touch
Call Settings.
2. Touch TTY mode to choose a mode: TTY Off, TTY Full,
TTY HCO, or TTY VCO.
Phone Menu
Phone Menu

DTMF Tones

Set the length of Dual-Tone Multi-Frequency tones which
play when you use the keypad during a call, such as when
navigating device menus.
1. From the Home screen, touch
Call Settings.
2. Touch DTMF tones to select a tone length.

Voice Privacy

Enhanced voice privacy to improve the security of your
phone calls.
1. From the Home screen, touch
Call Settings.
2. Touch Voice privacy to enable the feature.
Phone Menu
Phone Menu
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