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 ...

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 ...

Anyone looking to add more than one number to their iPhone, maybe to keep work and pleasure separate or just to have multiple numbers on one device. Will be pleased to know that this is made possible ...

Most people manage perfectly well with a single SIM card, but some people like to have separation between their work and home life (or maybe they run several different businesses), or they travel a ...

Dual-SIM phones allow you to easily manage (and make or receive calls on) two numbers on a single handset. This means you can juggle a work and a personal contact without switching devices, have ...

The subscriber identity module -- SIM -- contains the information used to connect to your wireless carrier's network from your iPhone 4. If you are planning to resell your company's iPhones, you ...

With the iPhone 14 U.S. lineup, Apple has jettisoned the physical SIM card slot. This means that if you want to add another SIM, either for a different carrier or for a different country, you have to ...

TAIPEI, TAIWAN - 2020/11/14: Apple iPhone 12 mini seen on display at an Apple store after the launch of the new iPhone 12 series smartphones. (Photo by Walid Berrazeg/SOPA Images/LightRocket via Getty ...

This SIM card unlocking post is presented by iToolab. iToolab has released a new tool designed to quickly and easily let you unlock your iPhone or other smartphone’s SIM card and even switch cellular ...