What is a SIM card used for? A SIM card, or a subscriber identity module/subscriber identification module, is a tiny memory card that contains unique information and is linked to a particular network ...

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 ...

Today’s Android phones are significantly more advanced than they were just a few years ago, but one thing hasn’t changed: the need for a SIM card. Every phone needs a physical or eSIM card to make ...

In a move aimed at simplifying mobile connectivity and improving user convenience, Bharat Sanchar Nigam Limited (BSNL) has rolled out a new doorstep SIM card delivery service. The state-owned telecom ...

Nida is a tech and telecom journalist with more than five years of writing experience. She graduated from the University of Toronto with a BA in journalism. Boost Mobile has shed the label of being a ...

SIM cards can last over a decade with proper care, though most users replace them due to upgrades, travel or network changes.