iPhone shows this when the SM-DP+ server can't be reached, usually because the current Wi-Fi network blocks provisioning traffic.

Fix: Switch away from hotel/airport/corporate Wi-Fi. Home broadband or a personal hotspot almost always resolves it.

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.