최종 업데이트: 2025-12-01

How to fix Error: “Cellular Plans From This Carrier Cannot Be Added”

After activating your eSIM using a QR code or manual activation code, you may encounter the following error message:

Cellular Plans From This Carrier Cannot Be Added

This message typically indicates that your device is carrier-locked, meaning it cannot install eSIM plans from carriers other than the one that originally sold the device.


How to Check if Your Device Is Carrier-Locked

You can verify your device lock status by following these steps:

  1. Open Settings
  2. Tap General
  3. Tap About
  4. Look for the field Carrier Lock

You should see:

  • No SIM restrictions → Your device is unlocked
  • Any other message → Your device is locked

If the device is locked, it will block eSIM activation from third-party carriers.


Solutions

To resolve this issue, please contact your mobile carrier and request that they unlock the device. In most cases, the unlock can be completed remotely (over-the-air) through the carrier’s Customer Service hotline or live chat.

Once the device is successfully unlocked, you can return to your eSIM activation process and install the plan without issues.


DTDylan Tao

세계 탐험에 깊은 열정을 지닌 중국인 여행가이자 모험가입니다. INFJ로서 새로운 경험, 문화, 아이디어에 대한 호기심이 많습니다. esimNB에서 고객 지원과 기술 지원을 담당하며, 사용자와 긴밀히 소통하면서 실용적인 여행 팁과 유용한 eSIM 가이드를 공유합니다. 그의 인생 신조는 '자신 있게, 여유롭게, 용감하게, 진솔하게'입니다.

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