I am regular user of airtel mobile since 2007. Some time i face network problem so i want to change my mobile orpeter. I sent message to airtel & i also recived port nu. after 2 days i call from airtel executive, asked me why u change airtel orpeter. I tell all about but his agersive nature didn't agree with me. Passed 1 month airtel didn,t change my orpeter else he started many paid scheem with my no.I am compline many time to airtel but no reply. i want to change my sim orpeter but airtel didn't support me. plz help me.