My "Phone" Icon has disappeared from my Lock-Screen as well. I can't figure out how to get it back there. When you go to customize the Lock-Screen Icons "Phone" is not on the list. =(
Note that thoughts expressed here are merely my personal opinions and will hopefully "There are in fact two things, science and opinion; the former begets knowledge, the latter ignorance." ~ Hippocrates
"If anyone's head is acting an antenna, seek help or wear tin foil." ~ EarlyMon
share my thoughts on the matter to stimulate a respectful discussion.