Notas:
-
If you aren't hearing audio on a call, press the Microphone icon
to enable simultaneous voice and text.
-
When TTY (teletypewriter) settings are enabled, you can use your phone with a TTY device if you're deaf or hard of hearing.
-
The steps below apply to the following models:
-
iPhone X / XS / XS Max / XR
-
iPhone 8 / 8 Plus
-
iPhone 7 / 7 Plus
-
iPhone SE
-
iPhone 6 / 6 Plus / 6s / 6s Plus
-
iPhone 5 / 5c / 5s
-
For other models, click the applicable link for instructions:
Enable RTT / TTY
Answer All Calls as TTY
Make a Call with RTT / TTY
Switch a Call to RTT / TTY
End a RTT / TTY call
View RTT / TTY Transcript
Enable RTT / TTY
Real-time text (RTT) is a feature that allows for those with hearing or speech impairments to carry on a conversational text via a phone call.
- En la pantalla de inicio, ve hasta: Settings
> General
> Accessibility.
-
Tap RTT/TTY (under Hearing).
-
Tap the Software RTT/TTY switch to turn on
.
Allows you to make and receive RRT / TTY phone calls.
-
Tap the Send Immediately switch to turn on.
Allows you to send characters as they are typed.
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Answer All Calls as RTT / TTY
When enabled, RTT/TTY call defaults to text-only, but you can add voice to the RTT call by pressing the microphone icon to enable simultaneous voice and text.
- En la pantalla de inicio, ve hasta: Settings
> General
> Accessibility.
-
Tap RTT/TTY (under Hearing).
-
Tap the Software RTT/TTY switch to turn on
.
-
Tap the Answer All Calls as TTY switch to turn on.
Prevents all calls from being answered as voice calls.
-
Tap Answer All Calls as TTY to confirm.
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Make a Call with RTT / TTY
RTT / TTY has to be enabled for calls to be answered in RTT mode on a compatible dispositivo.
-
From any Home screen, tap the Phone icon
.
-
From the Contacts section, select a contact or your 10-digit mobile number.
-
Tap the Call icon
.
-
Tap 'RTT/TTY Call' or 'RTT/TTY Relay Call'.
-
While call is connected, tap the RTT icon
.
-
Type your message.
-
When 'Send Immediately' is enabled in settings, recipient sees message as you type.
-
If not, enter your message then tap arrow up icon
to send.
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Switch a Call to RTT / TTY
Make an audio call to a compatible RTT /T TY device, then switch over to RTT / TTY mode.
-
From any Home screen, tap the Phone icon
.
-
From the Contacts section, select a contact or your 10-digit mobile number.
-
Tap the Call icon
.
-
Tap Use RTT.
Mute changes to RTT.

-
Tap RTT to open text conversation.
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End a RTT / TTY call
-
Tap Back (upper-left).
-
Tap End call icon
.
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View RTT / TTY Transcript
-
From any Home screen, tap the Phone icon
.
-
From the Recents tab, scroll to the preferred RTT / TTY call.
-
Tap Info icon
(far right).
Tap the appropriate call time; there may be more than one.
-
To save a conversation, tap the Download icon
(upper-right) then follow on-screen prompts.
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