Now that your SIM card has arrived you should be ready to start using your Three SIM card, but assuming you didn't buy an add-on you’ll need some credit. The easiest way to top-up is to register your ...

You can use several methods, such as activating it online or having a customer service ... or you may need to buy a SIM card kit. When you get the SIM card, insert it into the tray on your device ...