I don’t understand that “it would sound okay in church” comment.
To “make someone whole” is a legal term meaning to provide financial compensation for lost money or other lost assets. The phrase is very normal in court, and while it sounds a little pompous in a customer support complaint, I think its the correct usage.
“Do you truly think a person 58 years old knows that Apple uses their own stuff? And I know about a USB and it’s standard for any phone except Apple? I sure didn’t and anybody my age doesn’t even know what a USB cord is.”
I wonder how much time she spent trying to jam a micro USB into her lightning port?