Nigeria’s clean-up of inaccurate SIM card data is driven by the use of the cards in kidnaps. Prospective mobile network operators must grasp the security implications. The commission cited ...

If you have a SIM card that you want to put in another phone that you have, but it doesn’t fit in the SIM card tray, here’s how to resize a SIM card so that it does fit. There are three sizes of SIM ...

All modern iPhones and iPads now use nano-SIM cards. Unfortunately, this can be a bit of a problem for anyone switching from an older device, because the nano-SIM is much smaller than the micro-SIMs ...

In 2021, there were more than 14 billion cellular devices in the world even though there were only 7 billion people. The ubiquity of these devices – but especially smartphones – has come to define the ...