A SIM card, or subscriber identity module, is a small card in your cellphone that lets you place phone calls, send text messages, and more.

These two ways of connecting your phone to a cellular network are very different. We tell you about each and how you can switch from one to another.

If your new phone no longer supports SIM cards, or you don't want to use them anymore, you can convert to eSIM instead.

As more Nigerians relocate abroad in pursuit of better opportunities, many leave their Nigerian SIM cards inactive, unaware of the risks involved. This seemingly harmless oversight has led to cases of ...

AFAIK, the only way to do it would be to get a counterfeit SIM made, as you'd essentially need a duplicate of your existing SIM. Part of the whole point of SIMs is that each one has its own unique ...