Major cellular carriers — Verizon, AT&T, T-Mobile, Sprint, and others — typically lock their networks to the iPhone you buy from their stores or pay for via an installment plan. What does that really ...

You're probably already familiar with the SIM card, a tiny chip in your phone that connects it to your cell phone carrier of choice. For years, this chip was on a physical card that you could swap in ...

If you’ve acquired your iPhone through a contractual agreement with a mobile carrier, there’s a likelihood that the device is locked to that specific service provider. In order to switch to a ...