You could be wasting money and smartphone data without even knowing it. There are several ways to save data and it's as easy as adjusting the settings on your smartphone.

The debate between the FBI and Apple over a killer's iPhone raises the question: What personal data is on your phone, and nowhere else? Consumer Reports explains.

Engineers allegedly catch AT&T calculating more smartphone data usage than the actual traffic warranted. Surprised? Don't be: it's business as usual.

Our relationship with technology is more integrated into our daily lives than ever. In 2010, just over a third of American adults owned a smartphone; now the figure is more than 80 percent. But ...

In this Ask Maggie, CNET's Marguerite Reardon advises a reader looking to use a SIM card from a tablet to get data-only wireless service on his smartphone.

Devices in your home are quietly collecting information about you. Some of that data may be shared, analyzed, and sold by organizations you’ve never heard of. Maybe it’s fine. Maybe not.

With so much free Wi-Fi around, it would be great if wireless operators allowed people to chuck their smartphone data plans. In Ask Maggie, CNET's Marguerite Reardon explains why that will never ...