How to install your eSIM on iOS

Team Roamsim

Sep 15, 2024 — 1 min read

Auto Install on Apple iOS:

(iOS 17.4 or later required)

Step 1 of 2: Install Your eSIM

Read the instructions below first, then tap 'Install eSIM' to begin. When the new screen opens, follow Apple’s prompts and wait for activation (this may take a few minutes, don’t exit the screen).

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During installation, you may be prompted for some or all of the following, depending on your iOS version.

Choose a Label for your eSIM e.g., “Secondary”, “Business”
For Cellular Data, select the eSIM you labeled (Do not choose the Primary SIM).

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Make sure "Allow Cellular Data Switching" is set to OFF.

Proceed to Step 2.

Note: If earlier iOS versions prompt you:

Select "Primary" as your Default (Voice) Line
For iMessage & FaceTime, choose "Primary"

Step 2 of 2: Access Data

Note: Perform just before departure or upon arrival

Open Settings > Cellular > Tap the eSIM you labelled e.g., “Secondary”, “Business”
Ensure "Turn On This Line" is ON.
Toggle "Data Roaming" to ON

All set! Once you reach your destination, Roamsim will automatically connect to a network, and your plan will update from 'Pending' to 'Active' in the Manage Plans tab.

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