Quick Guide to Installing eSIM on iPhone SE (2nd Gen)

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Written by James Peterson
May 06, 2026 4-min read

As mobile connectivity continues to evolve, eSIM is becoming a preferred option for many users.

By replacing the need for a physical SIM card with a digital setup, eSIM makes it easier and more efficient to connect your device to a network.

There’s no need to handle hardware or perform complicated steps—everything can be done directly through your phone’s settings.

If you’ve obtained your iRoamly eSIM and are ready to use it on your iPhone SE (2nd Gen), this guide will walk you through the installation and activation process step by step.

Preparations Before Setting Up iRomly eSIM

Before starting, ensure you have the following:

  • A stable internet connection (Wi-Fi or cellular)

  • A valid eSIM QR code or manual activation details (SM-DP+ address and activation code) provided by your carrier

  • Your iPhone SE (2nd Gen) powered on and unlocked

  • The device updated to the latest iOS version (recommended for compatibility)

Method 1: Install eSIM via QR Code

Step 1: Open Settings

  • Tap Settings on the Home screen

Settings SE2

Step 2: Navigate to Cellular Settings

  • Tap Cellular (On some devices, this may appear as Mobile Service or Mobile Data)

Cellular SE2

Step 3: Add eSIM

  • Tap Set Up Cellular if no cellular plan is installed, or tap Add Cellular Plan to add a new line

Set Up Cellular SE 2

Step 4: Scan QR Code

  • The camera interface will open automatically

  • Point your iPhone camera at the QR code provided by your carrier

Place the QR Code Here SE2

Step 5: Confirm Plan Detection

  • Wait for the phone to recognize the QR code

  • When prompted, tap Add Cellular Plan

Step 6: Label Your Plan

  • Choose a label (e.g., Primary, Secondary, Work, or Travel)

  • Tap Continue

Step 7: Configure Default Line Options

You will be prompted to configure:

  • Default Line for Calls → Select your preferred line → Tap Continue

  • iMessage & FaceTime Line → Select a line → Tap Continue

  • Cellular Data Line → Select which line to use → Tap Continue

Step 8: Complete Activation

  • Wait while the eSIM activates

  • Once completed, the new plan will appear under Settings > Cellular (On some devices, this may appear as Mobile Service or Mobile Data)

Method 2: Install eSIM via Manual Input

Step 1: Open Settings

  • Tap Settings

Settings SE2

Step 2: Navigate to Cellular

  • Tap Cellular (On some devices, this may appear as Mobile Service or Mobile Data)

Cellular SE2

Step 3: Start eSIM Setup

  • Tap Set Up Cellular if no cellular plan is installed, or tap Add Cellular Plan to add a new line

Set Up Cellular SE 2

Step 4: Choose Manual Entry

  • Tap Enter Details Manually (at the bottom of the screen)

Enter Details Manually SE2

Step 5: Enter eSIM Activation Details

On the Enter Details Manually screen, you will see three input fields. Enter the information exactly as provided by your carrier:

  • In the SM-DP+ Address field, type the SM-DP+ Address provided by your carrier

  • In the Activation Code field, type the Activation Code exactly as given

SM-DP Address SE2

  • In the Confirmation Code (optional) field, enter the confirmation code if your carrier provided one

After completing all fields:

  • Tap Next in the top-right corner of the screen

Next SE2

Step 6: Confirm Plan Addition

  • When prompted, tap Add Cellular Plan

Step 7: Label the eSIM

  • Assign a label (e.g., Business, Travel)

  • Tap Continue

Step 8: Configure Usage Preferences

Follow each prompt in order:

  • Select Default Line for Calls → Tap Continue

  • Select Line for iMessage & FaceTime → Tap Continue

  • Select Cellular Data Line → Tap Continue

Step 9: Wait for Activation

  • The phone will attempt to connect to the carrier network

  • Activation completes when signal bars appear

How to Confirm Successful Installation

Check in Settings

  • Open Settings

Settings SE2

  • Tap Cellular (On some devices, this may appear as Mobile Service or Mobile Data)

Cellular SE2

Confirm that:

  • A new plan is listed under Cellular Plans

  • The plan shows signal bars and carrier name

Check Status Bar

Look at the top-right corner of the screen:

  • You should see signal bars for the eSIM line

  • If dual SIM is active, you may see two signal indicators

Test Connectivity

Make a call or send a message using the new line:

  • Open Phone

  • Select the line if prompted

  • Place a test call

Note: Some eSIM plans may not include voice calling support, so this feature might not be available depending on your plan.

Conclusion

With your iRoamly eSIM now installed on your iPhone SE (2nd Gen), your device is fully set up for mobile connectivity without relying on a physical SIM card.

This digital setup allows you to manage your network directly from your settings, making it easier to update, switch, or organize your connections whenever needed.

Overall, eSIM provides a more streamlined and flexible way to stay connected.