上次更新於: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

一位熱愛旅行與探索的中國青年,MBTI 類型為 INFJ,對世界和新鮮事物始終保持著強烈的好奇心。他在 esimNB 負責售後與技術支援工作,積極與客戶保持溝通,同時樂於分享實用的旅行經驗與 eSIM 使用指南,幫助更多旅行者更輕鬆地連線世界。他的人生格言是:自信、瀟灑、勇敢、真實。

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