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 ...

Due to in-family upgrades I have an iPhone 5S that no one needs. I'd like to keep it for development purposes, but I don't want to keep track of yet another Apple ID and I don't want to put a sim card ...

We purchased an iPhone 8GB today (after waiting in line at the local AT&T store for about 8 hours), only to find that once home and opened, the device lacked a SIM card. iTunes and the phone both ...

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 ...

A user has an iPhone 3G from a relative in France. Has the phone, but no SIM card. Can't activate it initially because he has T-Mobile, so no valid SIM at all. I can't even use an ATT SIM (in US) so ...

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 ...

Apparently numerous people are facing difficulty activating their new iPhone X, so if you are experiencing that you aren’t alone. But, activation issues aren’t limited to the iPhone X. There have been ...