The newer eSIM technology, which is quickly becoming the standard on high-end phones, is safer and more convenient.

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 ...

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 ...

If you're frustrated with your old provider's spotty coverage or have found a better deal with T-Mobile, it might be time for a change. Whether you want improved signal strength or access to the best ...

While it’s true that most of us will have held on to our mobile phone numbers for many years, there can be some occasions when you need a fresh start. Maybe you have someone annoying you with prank ...

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) ...