ContribucionesMost RecentMost LikesSolutionsRe: disable RTT Thanks for your time. have a great rest of your day! Re: disable RTT I don't think your response applies to my question but no worries; noone has an answer about my technical question. Not even T-Mobile tech support. Re: disable RTT Was it ever determined how to get RTT turned off...this is crazy that there is no solution from T-Mobile.