China Mobile announced what it calls a 'super' SIM card, so called thanks to the single RISC-V CPU core onboard running at a blazing 120 MHz. Like many IoT solutions, the use-case of a smarter SIM ...

The sim card that exists inside your phone is what connects your phone to your specific cellular network. For most of us we might not even realize it’s there. When we get a new phone from our ...

If you're a new T-Mobile customer or you recently purchased a new phone, you may have a new SIM card you'll need to activate. Here's how to set it up.

Some phones allow you to remove the physical SIM card, which allows you to easily swap phones or carriers. This is useful if you want to use your existing number in another phone, or if you want ...

BSNL (Bharat Sanchar Nigam Limited) has launched its 5G service, branded as Q5G, in India. The telecom giant is offering subscribers a free upgrade from 2G or 3G to 4G or 5G.

When Apple took the physical SIM card slot out of the iPhone 14 last year, it was pretty clear that it wouldn’t be coming back. So, it’s no surprise that none of this year’s iPhone 15 models ...

In 2012 the nano-SIM or 4FF (4th Form Factor) was introduced, which measures 12.3 × 8.8 × 0.67 mm. Nano-SIM cards can use adapters to gain compatibility with devices with Micro-SIM and Mini-SIM ...