Get a can of compressed air and blow out the lightning port on the bottom of the phone. If she still keeps getting the message, then there's a bigger problem and it needs to be taken in to be looked at.
thats something you shouldn't do on an iPhone.
thats something you shouldn't do on an iPhone.
means that its a knockoff brand- like not legitimately certified by apple.
The message appears without a cable plugged in.
It's actually completely fine as long as it's just compressed air and there is no liquid involved.