eSIM Not Activating or 'No Service'? Step-by-Step Fixes for Cellular Setup Errors

Published: November 2026 1630 Words 8 Min Read Verified by RechargeKar Desk

Encountering 'Unable to Complete Cellular Plan Change' or invalid QR code errors? How to reset network settings and refresh SM-DP+ server addresses.

SM-DP+ Server Manual Input

If automated camera QR scanning fails, you can manually enter the operator's Subscription Manager Data Preparation (SM-DP+) server address and activation code in iOS Cellular Settings.

RechargeKar Senior Research Team

Our editorial team conducts primary research, benchmarks statutory guidelines, and cross-references regulatory mandates to deliver verified, transparent consumer guidance.