Apple Watch accessibility features include RTT calls — here`s how it works
(iMore iPhone)

Yes, you can use RTT on your Apple Watch as long as you have a cellular model. On the Apple Watch Series 6 and other Apple Watches with Cellular, you can use real-time text or RTT. The protocol transmits audio as you type text. Ideally suited for those with hearing or speech difficulties, RTT lets you communicate when you`re away from your iPhone using built-in Software RTT that`s configurable in the Apple Watch app. Apple explains: RTT is not supported by all carriers or in all regions. When making an emergency call in the U.S., Apple Watch sends special characters or tones to alert the operator. The operator`s ability to receive or respond to these tones can vary depending on your location. Apple doesn`t guarantee that the operator will be able to receive or respond to an RTT call. Jump to: How to turn on RTT How to make an RTT call on Apple Watch How to answer an RTT call on Apple Watch Turn on RTT on Apple Watch Tap on the Apple Watch app on your iPhone. Under ...