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.

You can remove the SIM card from your Samsung Galaxy S10 using the SIM removal tool that came with your phone, or a very thin ...

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 carriers can be exciting. You might get to pick up a new phone, or maybe you want better coverage in your home area. Either way, you have to know how to get set up. Each carrier tackles SIM ...

Are you trying to switch phones or carriers? You might need to swap SIM cards for that, and we can understand how confusing this process can be if you haven’t done it before. Today we’ll show you ...

The digital version of the SIM card, included on many newer phones, is set to become prevalent. It also offers affordable cellular data abroad. By Brian X. Chen Brian X. Chen is The Times’s lead ...

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) ...