I've just upgraded to an iPhone 5s and am now going to sell my 4S.
Do I need to remove the SIM card when I sell the phone or does it have to stay in the phone ?
I have reset the phone but I wondered if there is any information left stored on the SIM card ?
Do I need to remove the SIM card when I sell the phone or does it have to stay in the phone ?
I have reset the phone but I wondered if there is any information left stored on the SIM card ?