i want to changed my id line to new id cuz old my id is original phone number. So, i dont want other people to extention
if them got my mobile number. Cuz line system is based contacts who have my number automatically. and i want to completed deleted my ex from my mobile phone cuz he got my mobile phone number. and i dont want to blocked him
cuz if me do that he will know from system. i dont want he know. So, i was did that and installed new my line will missing from his phone and me