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 ...

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 ...

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 ...