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 ...

Once you’ve activated your iPhone with your carrier, it should continue to work on the cellular network without any problems as long as you’re within range of a tower. Nevertheless, the vagaries of ...

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 ...

If your new phone no longer supports SIM cards, or you don't want to use them anymore, you can convert to eSIM instead.