You generally can't use an Apple iPhone on a cell network if it's never been activated with such a network, although once it is activated you can remove your SIM card or simply never connect to the ...

We previously reported that a tiny handful of iPhones shipped without SIM cards, while significantly more units have generated the error message "No SIM card ...

You may have had AT&T SIM (Subscriber Identity Module) card problems on your iPhone before or received the notification "Airtel SIM not provisioned." This happens sometimes, and the reason is fairly ...

A few years ago, the absence of dual SIM in iPhone was listed as a major shortcoming by numerous smartphone users. It’s normal for most smartphone owners to have a couple of SIM cards to keep their ...

Those little chip-size SIM cards that plug into our smartphones are on their way out. Apple says so, and there’s a good chance Apple is right. This week, Apple said its new iPhone 14 devices will no ...

With smartphones advancing in features at a tremendous pace every year, manufacturers are in the pursuit to make components smaller and more efficient. One such change is in the SIM card technology ...