Use a SIM ejector tool or paperclip to gently remove the SIM tray. Take out the SIM card and inspect it for damage, such as scratches, chips, or bends. Carefully place the SIM card back into the tray, ...

In January this year, Nokia officially unveiled its latest flagship smartphone branded as the Nokia 6 2018. It’s a 5.5-inch octa-core aluminum handset with corning gorilla glass 3 display. The device ...

When your phone prompts an error message pertaining to the SIM card, it could be due to a system error, a bad SIM card, or damaged network components on the phone ...

SIM or Subscriber Identity Module card is a smart card that contains all the information such as user identity, phone number, location, contact list, personal security keys, text messages, and network ...

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 ...

Some owners of Apple's new iPhone 4S have been hit with SIM card error messages, even if they are connected to a CDMA carrier that does not use SIM cards. One reader ...

The Subscriber Identity Module, or SIM, used with GSM iPhones does not affect network reception; however, if you're unable to connect to the network to send or ...

Running a business requires you to stay connected to the outside world, and one way to do that is by having a smartphone. IPhones are often used for this purpose, but they are useless if you can't get ...