Settings → General → About
Scroll down and look for EID. On the same screen, check Carrier Lock; “No SIM restrictions” confirms the iPhone is unlocked.
Compatible devices
eSIM support can vary by exact model, sales region and carrier-lock status. A brand name alone never proves compatibility.

Before you pay
An EID identifies an eSIM-capable device. Finding it is a strong sign that the device supports eSIM; if it is missing, confirm the exact model and sales region with the manufacturer.
Scroll down and look for EID. On the same screen, check Carrier Lock; “No SIM restrictions” confirms the iPhone is unlocked.
The path varies by manufacturer; look for EID or Add eSIM. Carrier-lock status must still be confirmed separately with the original carrier.
EID is shownThe device has eSIM capability; continue by checking carrier lock and the exact model.
No EID is shownThe device may not support eSIM, or the menu path may differ; confirm with the manufacturer before paying.
*#06# Some phones show EID with this dial code, but it is not supported by every brand, model or regional variant. A code that does not respond is not enough to prove incompatibility.