Adjusting RTT/TTY calling settings
iPhone X
Adjusting RTT/TTY calling settings
Learn how to adjust your RTT/TTY calling settings. This feature allows you to communicate effectively over the phone if you are having hearing or speech difficulties.
1.
From the Settings app, scroll to Accessibility.
2.
Tap Accessibility.
3.
Scroll to RTT/TTY.
4.
Tap RTT/TTY.
5.
Enable the Software RTT switch.
6.
Scroll to view more options.
7.
Select your preferences.
8.
You've completed the steps!
