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 ...

Changing physical SIM cards on your phone is always a fiddly business. First, you have to root for the little SIM tray tool that Apple includes in the box with its new iPhones – except those in the US ...

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

The iPhone 15 relies on your carrier’s SIM card to connect to cellular networks. A “No SIM Card Detected” error indicates a disruption in this essential process ...

The physical SIM cards we've used for decades are slowly being phased out. With the Pixel 10 series, Google's phones have gone eSIM-only for the first time—at least if you buy them in the US. Apple ...

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 ...

You're probably already familiar with the SIM card, a tiny chip in your phone that connects it to your cell phone carrier of choice. For years, this chip was on a physical card that you could swap in ...

If your new phone no longer supports SIM cards, or you don't want to use them anymore, you can convert to eSIM instead. I started my career with CNET all the way back in 2005, when the (original) ...