How to Install eSIM on iPhone SE 3 (2022) Step-by-Step Guide

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

When you’re traveling or preparing to go abroad, having a reliable and easy way to connect is essential.

eSIM makes this process much simpler by allowing you to set up your mobile connection digitally, without searching for or swapping physical SIM cards.

For iPhone SE (2022) users, installing an iRoamly eSIM is a quick and straightforward task that can be done before departure or upon arrival.

This guide will walk you through each step so you can stay connected with minimal effort.

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 3 (2022) powered on and unlocked

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

Method 1: Install eSIM Using a QR Code

Step 1: Open Cellular Settings

  • Tap the “Settings”.

Settings SE 3

  • Scroll down and tap “Cellular” (On some devices, this may appear as Mobile Service or Mobile Data).

Cellular SE 3

Step 2: Add a New eSIM Plan

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

Set Up Cellular SE 3

  • On the next screen, tap “Use QR Code”.

Use QR Code SE 3

Step 3: Scan the QR Code

  • Position your iPhone so the QR code appears within the camera frame.

Place the QR Code Here SE 3

  • Wait for the device to recognize the code automatically.

  • When prompted, tap “Continue”.

Step 4: Confirm Cellular Plan Addition

  • A screen labeled “Add Cellular Plan” will appear.

  • Tap “Add Cellular Plan” at the bottom of the screen.

Step 5: Label the eSIM Line

  • Choose a label for the new line (e.g., Primary, Secondary, or Work).

  • Tap “Continue”.

Step 6: Set Default Line Preferences

Select which line you want to use as:

  • Default Line (tap your preferred option → tap Continue)

  • iMessage & FaceTime Line (select → tap Continue)

  • Cellular Data Line (select → tap Continue)

Step 7: Complete Activation

  • Wait while the iPhone activates the eSIM.

  • Once complete, you will return to the Cellular settings screen.

Method 2: Install eSIM Using Manual Input

Step 1: Open Cellular Settings

  • Tap “Settings”.

Settings SE 3

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

Cellular SE 3

Step 2: 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 3

  • Tap “Use QR Code” (this is required to access manual entry).

Use QR Code SE 3

  • On the QR scanning screen, tap “Enter Details Manually” at the bottom.

Enter Details Manually SE 3

Step 3: Enter Activation Information

In the manual entry screen:

  • Tap the field labeled “SM-DP+ Address” and enter the value provided by your carrier.

  • Tap the field labeled “Activation Code” and enter the code exactly as given.

SM-DP Address SE 3

  • Tap “Next” in the top-right corner.

Next SE 3

Step 4: Confirm Plan Addition

  • When the “Add Cellular Plan” screen appears, tap “Add Cellular Plan”.

Step 5: Label the eSIM Line

  • Select a label (e.g., Primary, Travel, Business).

  • Tap “Continue”.

Step 6: Configure Line Usage

Choose your:

  • Default Line → tap selection → tap Continue

  • iMessage & FaceTime Line → tap selection → tap Continue

  • Cellular Data Line → tap selection → tap Continue

Step 7: Complete Activation

  • Wait for the activation process to finish.

  • The device will return to the Cellular menu once complete.

How to Confirm Successful eSIM Installation

Check Cellular Settings

  • Open Settings.

Settings SE 3

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

Cellular SE 3

  • Under SIMs or Cellular Plans, confirm your new plan is listed.

Verify Signal Connection

  • Look at the top-right corner of the screen.

  • Confirm that signal bars appear for the eSIM line.

Test Connectivity

  • Open Safari and load a webpage using cellular data.

  • Alternatively, make a phone call to verify service.

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

Check Line Status

  • Go to Settings → Cellular (On some devices, this may appear as Mobile Service or Mobile Data).

  • Tap the newly added plan.

  • Ensure the toggle “Turn On This Line” is enabled.

Conclusion

Once you’ve completed the steps above, your iRoamly eSIM should be fully active and ready to use. This digital setup not only saves time but also offers greater flexibility compared to traditional SIM cards.

Whether you’re preparing for travel or simply want a quicker way to get connected, the process is straightforward and easy to repeat in the future. With a bit of familiarity, managing eSIMs becomes a smooth and efficient experience.