After you purchase and use your cellphone for an extended period of time, you can change networks. However, the phone that you're currently using may not be offered on that network. If you wish to ...

If you’ve had a smartphone for any amount of time, you’ve no doubt heard of the term “unlocking” your phone. And we’re not talking about your phone’s passcode to access the home screen — we’re talking ...

The other reason to unlock your phone is that you can use it on a local carrier's network when you travel abroad. Using a local carrier network is much cheaper than roaming with a U.S. phone while ...

TracFone, a major provider of prepaid mobile phone service, must keep its promise to let customers unlock their devices and transfer service to competing carriers, the U.S. Federal Communications ...