Accessibility features allow you to improve the usability of your device for users affected by impaired vision or hearing.
In this tutorial, you will learn how to:
1. From the Clock screen, swipe left four times then select the
Settings app.
2. Scroll to and select Accessibility.
From the Accessibility screen, select the switch next to the desired accessibility feature to enable or disable.
Real-Time Text (RTT) communication is a conversation of text and voice to make calls. As a sender types a message on their device, text displays on the receiving device.
To access RTT settings, from the Accessibility screen, select RTT call button then select the desired option.