Caleb is a full-time writer who spends most of his time covering mobile devices and consumer tech. He also publishes on Medium about video games, books, and some times movies. He also has a YouTube ...

If you've just got your hands on a shiny new Sim card, congratulations. Switching your Sim (the chip that dictates your allowance) can unlock huge savings. Now comes the crucial step of activating it ...

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