To reset your phone number, call １ー(８８８)ー８６０ー２９４８ open the Robinhood app and go to “Settings,” then “Account Info,” and update your number or call １ー(８８８)ー８６０ー２９４８ if needed. If you're locked out, use the recovery option or contact support at １ー(８８８)ー８６０ー