SIM cards are so thoroughly integrated into our everyday lives that we don't pay attention to them anymore and do not understand what they are used for. In this article, we dig into the concept of SIM ...

If you don't own an iPhone, Pixel, or Samsung, another way you can find your SIM card's ICCID number is by using the secret short codes for Android, particularly the Man-Machine Interface (MMI) code.

A few years ago, the absence of dual SIM in iPhone was listed as a major shortcoming by numerous smartphone users.

The SIM Card Slot Location on iPhone Since the iPhone 4, Apple has generally kept the SIM card slot in the same place on the handset on successive generations. You can find it on the right side of ...

You may need to remove or switch your iPhone’s SIM card for a variety or reasons. Whether you’re selling or trading your device, switching carriers, or need to swap it out while traveling ...

Tap Card Information. You can find your Card Number, Expiration Date and three-digit Security Code (CVV) a little further down this screen. Did you notice Request New Card Number in blue at the ...

On rebooting, the iPhone picked up on the dual-SIM module, reconfigured the Settings app to deal with two physical cards, and Apple’s smartphone ran happily with two physical SIM cards.