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 ...

One of the first things you should do when you get your Samsung Galaxy Note 8 is to put in a SIM card in the phone. If you are wondering how that’s done we will tell you how to insert a SIM card into ...

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 ...

Most people manage perfectly well with a single SIM card, but some people like to have separation between their work and home life (or maybe they run several different businesses), or they travel a ...

Knowing how to insert or remove a SIM card for your Galaxy Note9 is one of the basic things that you must know. Whether you are setting the phone up for the first time or troubleshooting, this ...

You don't need to lose your old SIM contacts or photos when you upgrade to an iPhone, because Apple's iOS operating system and iTunes software allow you to transfer ...

The subscriber identity module -- SIM -- contains the information used to connect to your wireless carrier's network from your iPhone 4. If you are planning to resell your company's iPhones, you ...

One of the first things that any Galaxy S9 user needs to do when unboxing a Galaxy S9 is to insert a SIM card. This is especially important if you have the GSM version of the Galaxy S9. Having a SIM ...