Provider unlocking to use another SIM!
When buying a second hand iPhone or getting it as a gift, no one knows which provider still has the lock on it. How to enjoy an iPhone if no SIM Card is accepted.Please help! All i have is the IMEI, restore through iTunes 11.0.4.4 to iOS 6.1.3 on Modem FW 04.12.05 (and of course the iPhone 4 and my old SIM) no contact to the one who sold the iPhone to my wife's parents, before they give it to us as gift...what to do, please?
iPhone 4, iOS 6.1.3