When you use an iPad that comes with both Wi-Fi and cellular options for browsing the web, your device will have a removable Subscriber Identity Module, usually referred to as SIM cards. According to ...

If you plan to sell your iPad or iPad 2 before the new iPad’s release, likely coming next month, then removing your Sim Card and canceling 3G service might be a good idea. You will also want to erase ...

If you use a Wi-Fi + Cellular version of the iPad, your tablet may come with a SIM card slot tucked into the side. In the United States, the only major carriers that use SIM cards are GSM-type ...

All iPhones and iPads with cellular have a slot on their sides that houses the Subscriber Identity Module (SIM) card provided by your mobile carrier. The SIM card enables your device to access the ...

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 ...

Apple's iPad Air 2 and Mini 3 launched with a very, very pleasant surprise: If you splurged on an LTE model, you could choose whether you wanted to jump on Sprint's, T-Mobile's or AT&T's networks ...