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 ...

Many smartphones purchased from U.S. wireless carriers come locked onto that carrier’s network. If you’re trying to move to a new carrier, and you want to useyour current phone rather than buy a new ...

So you’ve got a Verizon phone and you’re wondering how you can unlock the phone and use it on another network. This can be an important process, particularly when you’re going in an area where Verizon ...

Buying a smartphone from a subsidiary is a great way to not only get access to cheaper smartphones, but cheaper service, too. Unfortunately, this generally means that you get poorer service in some ...

LG provides a myriad of phones for several different service carriers. However, not all phones can be unlocked, and not all LG phones can be unlocked. The only types of phones that can be unlocked are ...

You might be ready to leave T-Mobile and its Magenta network in your rearview mirror. However, that doesn’t mean you have to give up the phone you bought from the carrier. In fact, it might save you a ...

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Resetting your iPhone can get rid of system problems, remove unnecessary files and give you a clean, new device. If you're previously had your phone unlocked by a carrier, the unlock should still work ...

Learn how to check if your phone is unlocked and, if it isn't, how you go about making an unlock request with AT&T, Sprint, T-Mobile and Verizon. Matt Elliott Senior Editor Matt Elliott is a senior ...