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🌍 Telgea eSIM Configuration Guide iPhone


Before you begin

Important: Your Business eSIM must be installed while you are in your home country during the initial activation. We cannot guarantee that the installation will work if you are abroad.


Business eSIM (Primary Line)

1. Prepare your device

  • Remove any physical SIM cards you no longer use.

  • Delete any unused eSIMs from your iPhone to avoid confusion.

2. Install your Business eSIM

  • Open the Telgea app.

  • Install the Business eSIM when prompted.

3. Label your eSIM

Rename the eSIM to Business.

4. Configure your cellular settings

Go to:

Settings → Mobile Service (Cellular)

Configure:

  • Default Voice Line: Business

  • Mobile Data: Business

5. Final checks

  • Turn off Wi-Fi and confirm that mobile data works.

  • Make a test phone call.

  • If you’re travelling within your Home Zone, enable Data Roaming on the Business eSIM.


Travel eSIM (Outside your Home Zone)

The Travel eSIM can be installed when prompted in the Telgea app. You can also find it under My eSIMs.

Before travelling

  • Install the Travel eSIM.

  • Label it Travel.

While travelling outside your Home Zone

Go to:

Settings → Mobile Service → Mobile Data

Configure:

  • Enable Allow Mobile Data Switching

  • Enable Data Roaming on the Travel eSIM

  • Disable Data Roaming on the Business eSIM

  • Keep Business as the default line for calls and SMS.

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