# Installing eSIM with QR Code

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**You can only download the eSIM profile once!** Please **do not remove** the eSIM from your device settings until you are done using it. 

You cannot restore a deleted eSIM profile.
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Internet is required to install eSIM. Connect to Wi-Fi or use the mobile Internet of the primary SIM card. 
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Please follow the activation instructions below: 

1. Open «[eSIM](https://app.dcalls.org/esim)» → «[My eSIM](https://app.dcalls.org/esim)» → select purchased eSIM and click on Actions (...) → «Profile eSIM». At the bottom, you'll see a QR code that you need to scan;
2. Next, follow these steps: \
   **On iPhone:** «Settings» → «Cellular» → «Add Cellular Plan» → scan the QR code → follow the prompts on your device. \
   **On Android:** «Settings» → «Network and Internet» → «Mobile network» → «Add» → «Download SIM card» → scan the QR code → follow the prompts on your device. \
   **On Huawei:** «Settings» → «Mobile network» → «SIM card management» → «Add eSIM card» → «+Add eSIM card» → scan the QR code → follow the prompts on your device. 
3. Wait for the eSIM to register on the network. This usually takes less than a minute;
4. Turn on the «Data Roaming» mode on this SIM card;
5. That's it! You've installed eSIM!