An eSIM (embedded SIM) is a form of SIM card that is embedded directly into a device as software installed onto a eUICC chip. eSIM is a GSMA standard that supports remote SIM provisioning.

Leading telecom operator AT&T has just introduced its Global SIM Advanced e-SIM solution to improve connectivity for IoT ...

And if you have an eSIM-compatible phone, chances are you want to take advantage of this technology. Here’s how you can activate a phone with the carrier via eSIM instead of a conventional SIM card.