Use precise geolocation data and actively scan device characteristics for identification. This is done to store and access ...

Here's everything you need to do to safeguard your data before you sell or trade in your current phone, along with the best places to get cash or credit to put toward a new one. My title is Senior ...

If you do decide to upgrade, you could sell or trade in your old iPhone to make a dent in the price of a new one. But that entails more than just handing the iPhone over and waiting for cash to ...

Depending on the model, your iPhone may use a SIM card that links to your cell provider. Make sure to remove it before ...

WSJ’s Dalvin Brown walks through four important steps to get your iPhone or Android ready. Photo: Dalvin Brown Dalvin Brown covers personal technology, including the latest smart devices ...

Have you been thinking about selling off your iPhone for one reason or another? Maybe you plan on upgrading to that swanky iPhone 8 we've been hearing about, or maybe you just want to make some ...