SIM card problems are few and far between but when they do occur, they can be some of the frustrating things to address. In this short guide, learn how to fix your ...

Do you get the error message “No SIM Card Detected” or “No SIM Card Installed” after inserting a SIM card into your phone? This problem often occurs when you ...

When your phone keeps prompting you with an error or warning message about a SIM card that is not inserted, it denotes that it’s unable to detect or read the SIM ...

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 ...

Seeing a "No SIM Card Detected" error on your Android phone can be frustrating, especially when you can't make calls or send texts. This common issue usually stems ...

Major wireless carriers have fixed a bug that could have allowed criminals to hack into hundreds of millions of cell phones, says a security expert who exposed the flaw. Cryptographer Karsten Nohl of ...

Today’s Android phones are significantly more advanced than they were just a few years ago, but one thing hasn’t changed: the need for a SIM card. Every phone needs a physical or eSIM card to make ...

Once you’ve activated your iPhone with your carrier, it should continue to work on the cellular network without any problems as long as you’re within range of a tower. Nevertheless, the vagaries of ...

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 troubleshoot the problem. Ther error ...

Unlike our phones, the SIM cards that connect them to a network have barely evolved over the last decade or so. This can sometimes mean you'll have trouble connecting to a network, even when the phone ...

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 ...