What is the eUICC and how does Openline use it

The eUICC is the eSIM chip inside your phone. Openline's profile lives on it as one of the profiles the eUICC can hold. Modern phones hold 5-10 eSIM profiles.

Further reading

Still stuck?

Reach Openline support 24/7 through any of these channels:

When you write in, include your purchase code (the OL-… code we emailed you) and, if the eSIM is already installed, its ICCID (Settings → Cellular → tap the Openline line). That's enough for us to find your plan and diagnose without back-and-forth.