Unlike a physical SIM, it does this 100% digitally. It's a tiny chip that's built into your device and connects you to a mobile network.
An eSIM (or digital SIM) is an embedded SIM. How do I know if my phone supports eSIM?įirst, let's take a look at what an eSIM is and how it works.If you're curious whether your phone supports eSIMs, you've come to the right place! Here, we'll explore the ins and outs of eSIMs, which phones are eSIM-compatible, and how you can use an eSIM to stay connected. Now, eSIMs (digital SIMs) are embedded in your phone, making it easier than ever to stay connected. SIM technology has come a long way since the credit card-sized SIM cards of the 90s.