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 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 ...

Activate your iPhone back to AT&T if the SIM card you insert after you install blackra1n onto the device doesn't work properly. Blackra1n is a third-party program that "jailbreaks" SIM-bearing iPhones ...

The small plastic SIM card that has been a part of mobile phones for decades is gradually becoming less important. New ...

Ideal for travelers, multiple numbers, and digital activation.Physical SIM wins on flexibility: Easy to move between c ...