Hearing Carry Over (HCO) is especially useful for people who can hear but who regularly or occasionally have difficulty speaking over the phone. HCO users listen directly to the person called and, through specialized equipment, type their responses to the other party.
Create a Choice Profile so that every call through Relay is immediately connected and processed in HCO mode.
When you receive a call from someone using relay, the CA will not know that you are a HCO user unless you have a Choice Profile. If you don’t have a Choice Profile: