You'll need your iPhone's IMEI number if you want to unlock it and use it on a different cellular provider.

Nadeem Sarwar is a reporter at Screen Rant focused on TV and film news, covering casting updates, new trailers, and premiere schedules. iPhone SE has sent ripples across the mid-range segment with its ...

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 ...

To remove the SIM card from your iPhone, you'll need to eject the SIM card tray with a special tool or paperclip.

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 ...

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 ...

If you’ve bought an iPad with 4G/cellular capabilities (we discuss whether that’s a good idea in our 2015 iPad buying guide) or a new iPhone, you need to buy and install a SIM card. Here, we explain ...

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 ...