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. Marguerite Reardon Former senior reporter ...

For many years, mobile phones received cellular service through a physical SIM (subscriber identity module) card that connected your handset to your phone carrier. These physical SIM cards made it ...

As smartphones have become more pervasive in our lives, we've all kind of been forced to pick up basic knowledge and terminology over the years. Where previously certain jargon would exclusively be ...

Arm's Kigen software will allow for SIM cards in IoT devices, meaning they could get online without Wi-Fi, and eventually, maybe, through 5G. Alfred Ng Senior Reporter / CNET News Alfred Ng was a ...

Piece is about the size of a credit card, albeit it a little thicker, measuring 83 x 55 x 4 mm (3.3 x 2.2 x 0.2 in). Users slot a secondary SIM card (either a Micro SIM or a Nano SIM if used with a ...

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 ...

Shawn is a software engineer and a mobile tech degenerate by night. His daily drivers are a Galaxy S7 Edge and an iPhone 6S Plus. Ever since the Nexus 5, Sprint seems to be ever more accepting of ...

Emerging among the most popular smartphones in the budget segment is Motorola’s Moto G5 and G5 Plus. And just like any other phones both these Moto devices also have their share of troubles including ...

A SIM card, or subscriber identity module card, is essential component of any phone. It connects your device to a cellular network and stores vital information, including your phone number. Many ...