How to Install an eSIM in Under 2 Minutes
Getting connected abroad shouldn't be complicated. With eSIM technology, you can set up a travel data plan on your smartphone without inserting a physical SIM card.
Whether you're preparing for a vacation, business trip, or spontaneous adventure, installing an eSIM is easier than you might think.
With byOne, all you need is a compatible device, an internet connection, and your eSIM installation details.
Ready to get connected? Let's get started!
Before You Begin: What You'll Need
Before installing your eSIM, make sure you have:
An eSIM-compatible smartphone: Check that your device supports eSIM technology.
An unlocked device: Your phone must be carrier-unlocked to use an eSIM from another provider.
A stable internet connection: Connect to Wi-Fi before beginning installation.
Your eSIM QR code: Keep the installation details provided after purchasing your eSIM.
An active eSIM plan: Make sure you've selected the right destination and data package.
Once everything is ready, you can begin installing your eSIM in just a few simple steps.
How to Install an eSIM on iPhone
Using an iPhone? Follow these steps:
Open Settings on your iPhone.
Tap Cellular or Mobile Data.
Select Add eSIM.
Choose Use QR Code and scan your eSIM QR code.
Follow the on-screen instructions to complete the installation.
Once installed, you can give your new eSIM a label, such as "byOne Travel," to easily distinguish it from your primary SIM.
When you're ready to use your travel data, select your byOne eSIM as your mobile data line.
Quick Tip: On supported iPhones with iOS 17.4 or later, you may be able to tap and hold a QR code received in a supported email app or browser to add your eSIM directly.
How to Install an eSIM on Android
The installation process is just as straightforward on compatible Android smartphones.
For Samsung Galaxy:
Open Settings.
Tap Connections.
Select SIM Manager.
Tap Add eSIM.
Choose Scan QR Code.
Scan your eSIM QR code and follow the instructions to complete installation.
For Google Pixel:
Open Settings.
Select Network & Internet.
Tap SIMs, then Add SIM.
Select Set up an eSIM.
Follow the on-screen instructions to install your eSIM.
Menu names and installation steps may vary depending on your Android model and software version.
How to Activate Your eSIM When You Arrive
Installing your eSIM is only the first step. To access mobile data at your destination, you may need to activate your travel connection.
Once you've arrived:
Open your phone's mobile network settings.
Make sure your byOne eSIM is enabled.
Select your byOne eSIM as the preferred line for mobile data.
Enable Data Roaming on your travel eSIM if required by your plan.
Wait for your device to connect to a supported local network.
Your eSIM should connect automatically once the required conditions are met.
Important: Always check your plan's activation and validity policy. Some eSIM plans begin their validity period during installation, while others start when connecting to a supported network.
What If Your eSIM Doesn't Work?
Having trouble connecting? Don't worry. Try these simple troubleshooting steps:
Check your internet connection: Make sure you're connected to stable Wi-Fi during installation.
Verify device compatibility: Confirm your phone supports eSIM and isn't carrier-locked.
Check your mobile data settings: Make sure your travel eSIM is selected for mobile data.
Review Data Roaming: Enable roaming on the travel eSIM if required.
Restart your smartphone: A quick restart may help your device connect.
Check network coverage: Confirm you're within the coverage area of your eSIM plan.
If the issue continues, contact byOne customer support for assistance.
Travel Tip: Avoid deleting an installed eSIM while troubleshooting unless your provider specifically instructs you to do so. Some eSIM installation codes can only be used once.
Stay Connected with byOne
That's it! Installing an eSIM can be quick and simple, with no physical SIM swapping or visits to a local mobile store required.
With byOne, explore travel eSIM plans for 200+ destinations worldwide and prepare your connectivity before your next adventure.
From navigating unfamiliar cities to sharing your favorite travel moments, stay connected wherever your journey takes you.
byOne — Stay Connected, anywhere.
Ready to travel? Discover your next eSIM plan at byone.travel.
