All modern iPhones and iPads now use nano-SIM cards. Unfortunately, this can be a bit of a problem for anyone switching from an older device, because the nano-SIM is much smaller than the micro-SIMs ...

While most people seem to manage just fine with a single SIM card in their smartphone, some -- especially travelers, who can save money by fitting a local SIM card into their handset -- love the ...

The SIM cards that fit into those tiny slots in your cell phone and tell your cellular network to whom your calls are to be charged come in four different sizes. With the only real difference between ...

Your device will automatically register the SIM if it has been activated through your carrier. TIP: On the BlackBerry KEY2 there is a small hole at the top of the device, note that this is not the ...

The new iPhone 14 was released earlier today, and one of the biggest changes to the device is that it has no physical Nano SIM Card slot on either side of the device. One of the biggest rumors before ...

A new, smaller SIM card, dubbed nano-SIM, will free up room for additional memory and larger batteries, helping phone vendors create thinner devices, German company Giesecke & Devrient said on Friday.