does GSM works if the phone is switched off
Hello Friends,
I lost my Iphone4. So trying to find out all possible ways to track it. It was ringing for 2 hours after I lost it and then its switched off. I am wondering if the GPS works while the phone is switched off if not then will the GPS work withough cellular service (network provider/chip/SIM).
I do not have "find my phone" installed.
iPhone 4, I lost my IPhone 4. And trying to f