Once you’ve activated your iPhone with your carrier, it should continue to work on the cellular network without any problems as long as you’re within range of a tower. Nevertheless, the vagaries of ...

Joe's first real experience with tech came at the tender age of six when he started playing Final Fantasy IV (II on the SNES) on the family's living room console. As a teenager, he cobbled together ...

Sareena was a senior editor for CNET covering the mobile beat, including device reviews. She is a seasoned multimedia journalist with more than a decade's worth of experience producing stories for ...

So you’ve chosen Ultra Mobile as your carrier. Great choice! But before you start enjoying those international calling features or high-speed data, you need to install your SIM card. Don’t worry; ...

Apple’s latest iPhone Air has taken a bold step forward in mobile technology – it’s an eSIM-only device. That means there’s no slot for a physical SIM card, anywhere in the world, including India. For ...

If your new phone no longer supports SIM cards, or you don't want to use them anymore, you can convert to eSIM instead.

With the eSIM, one can change the network carrier, data or any service plan readily through websites. Presently, one has to visit the store to get a physical SIM card in order to change the mobile ...

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 ...