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 ...

Changing carriers can be exciting. You might get to pick up a new phone, or maybe you want better coverage in your home area. Either way, you have to know how to get set up. Each carrier tackles SIM ...

Many smartphone users upgrade their devices to a newer device (in India), and they tend to face SIM card issues at times after switching to a new device. This is because, if you do not activate a few ...

T-Mobile subscribers are facing issues with SIM activation due to a widespread outage. Users are unable to make calls, send texts, or connect to the internet after activating a new physical or eSIM, ...

Drug dealers. Cheating spouses. Spies. They can all benefit from Ready SIM, a SIM card that self-destructs–well, kind of. The prepaid wireless service, which leverages T-mobile’s network, collects no ...

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 ...