SIM cards are important to connect your phone to its network. Here's how to remove and insert SIM cards on your smartphone.

A SIM card is a small chip that you insert into your phone and allows you to connect to your carrier's network. You can then make phone calls, send messages, and use mobile data through your carrier.

Need to access your Android device's SIM tray but can't find the ejector tool that came in the box? All hope is not lost. There are a few things you can try.