TTY mode
You can use an optional teletypewriter (TTY) device
with your phone to send and receive calls. You must
plug the TTY device into the phone's headset connector
and set the phone in TTY mode.
Note: A TTY is a communication device used by people
who are hard of hearing or have a speech impairment.
TTY does not work from mobile phone to
mobile phone.
1
Open the main menu and touch
Advanced Call Settings.
2
Touch TTY Mode, then select a TTY setting.
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Settings > Calling >
voice privacy
You can encrypt outgoing voice calls and use
secure channels when available.
1
Open the main menu and touch
Advanced Call Settings.
2
At Voice Privacy, slide the switch to On.
7
Settings > Calling >
get started
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