How to Turn Off RTT on iPhone
Quick Links Summary you’re able to turn RTT calling off on your iPhone by heading into Settings > Accessibility > RTT/TTY and disabling the “Software RTT/TTY” and “Hardware RTT/TTY” options. You can re-enable these options in the future to turn Real-Time Text back on. Real-Time Textis a standard accessibility feature on your iPhone. If you don’t need the feature, you can turn it off easily and prevent it from reappearing. Here’s how to do just that....