Although NTT DoCoMo announced that it intends to standardize the release function on mobile phones to be launched next spring and so on, it is a "SIM card" of a mobile phone that attracted a lot of ...

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 ...

Emerging among the most popular smartphones in the budget segment is Motorola’s Moto G5 and G5 Plus. And just like any other phones both these Moto devices also have their share of troubles including ...

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 ...