sire calling old number iPhone 7
(I have erased all his old info and entered his new info ) did this fist
when I ask sire to call my son, it call his old number same issues with iMessage ( his number only)
I turned off iMessage and can text hime now. but using sire to call him it dose not work, still goes to old number
how do I get this number out of the system sire call wrong number
iPhone 7, iOS 13