When a smartphone failed to detect the SIM card, it’s either due to a software glitch or could be an indication of a damaged SIM card or SIM card tray. Generally, the problem is either on the software ...

A "SIM Not Provisioned" error can occur due to various reasons, like new SIM activation or compatibility issues. Try simple ...

When your phone doesn’t recognize the SIM card, chances are that the SIM card might be dislodged, not compatible, or worst, damaged. There are also other instances where SIM card errors are triggered ...

Imagine trying to call someone urgently from your Android device only to be greeted by the error message "SIM card not detected." This error means that your device is ...

If you can't make a call or if you see an error message that your phone's SIM card is not working, there are several ways to ...

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 ...

What is a SIM card used for? A SIM card, or a subscriber identity module/subscriber identification module, is a tiny memory card that contains unique information and is linked to a particular network ...

To unlock your iPhone from its carrier, you'll likely need to contact your carrier directly to cancel your contract.

1. With your Surface Pro (5th Gen) with LTE Advanced facing down, gently pull out the kickstand. The kickstand has the Microsoft logo on the back. 2. Remove the SIM ejector tool from the instruction ...

A pair of severe security problems in millions of SIM cards should be easy for operators to fix, according to the German security researcher who found the issues. Karsten Nohl of Security Research ...