Jeff Carlson writes about mobile technology for CNET. He is also the author of dozens of how-to books covering a wide spectrum ranging from Apple devices and cameras to photo editing software and ...

ZDNET's key takeaways Apple's new Digital ID stores your passport data on your iPhone.The ID is currently accepted at 250 TSA ...

The network-sharing tool for iPhone helps other nearby devices go online This article explains how to turn on the hotspot on an iPhone, how to use it with Instant Hotspot for password-free ...

If you've got an iPhone, then you've also got the Health app from Apple, which comes preinstalled on it. This app is designed to serve as the central hub for all your health and fitness data, from the ...

A SIM (Subscriber Identity Module) is a tiny bit of circuitry that uniquely identifies your cellular modem in a phone, tablet, or other device to nearby cellular networks to allow access for voice, ...

Learn how to set up and use eSIM on your iPhone for seamless connectivity while traveling. Save money and stay online effortlessly.

Megan Cerullo is a New York-based reporter for CBS MoneyWatch covering small business, workplace, health care, consumer spending and personal finance topics. She regularly appears on CBS News 24/7 to ...