How to Activate an International eSIM Card on Your Device

Written by Peter Basil  »  Updated on: May 15th, 2025

Being continuously connected to the Internet during international travel has transitioned from a luxury to a necessity in this red-hot online world. It is no different if you just explore the surroundings, stay in touch with someone, or do your work. Reliable access to the Internet is of the essence in any of these situations. The eSIM card is a new technology that is set to change the international connection rules. Step-by-step eSIM card activation and how it can be adopted to have a smooth eSIM international travel are the details that a reader will have after reading this full guide.

Embrace Effortless Global Connections with eSIM Technology

Think of being in a new country and getting connected to a local network in a fraction of a second without the headache of looking for a physical SIM card. Guess what? With eSIM card technology, that's more of a reality than fiction. The embedded SIM card, known as eSIM, is a virtual SIM embedded in the device's hardware, which makes the swapping of physical SIM cards unnecessary. Through the eSIM, international travel has a significant effect on people who travel, remote workers, and frequent flyers by providing them with a way to connect that is not only cost and time-effective, but also convenient. This step-by-step guide is your reference for understanding and activating an eSIM card for international usage, making sure that your journey will be seamless and connected wherever your travels bring you.


What Is an eSIM Card? Decoding the Digital SIM Revolution

An eSIM card, by definition, basically replicates the version of the already existing physical SIM card. In other words, an eSIM stands for an embedded SIM and is a small chip soldered onto the hardware of the device, which is why it can’t be removed. However, this same chip can be reprogrammed to the network of any mobile carrier, and in such a way, it becomes indispensable.

These changes in the SIM technology are worthy. The first benefit of it is great in that it provides the customer with extraordinary convenience. Without having to deal with any SIM card trays or being afraid of the SIM card being cut in the process of changing the net, instantly, one can make the change. The second advantage is that these eSIMs are the components that not only take up less space in a device but also give the device manufacturers a free hand to come up with the shape and size that users would love. Last but not least, the technology of the eSIM card is much more focused, as it enables remote activation. Very often, you can buy and activate a mobile plan on the internet, without the need for real visits to the store. No, the focus of eSIM, See more explanations of eSIM technology being remote does not drive the point. The content deals with the topic of eSIM technology, and that is why being remote is the major point, not a minor one here.

The significance of eSIM card technology for global travel, and particularly international travel, cannot be overstressed.

eSIMs enable a user to access local mobile networks anywhere in the world in a cost-effective and convenient way when it comes to international travel. With the help of an eSIM, international travelers can avoid high and unexpected roaming charges that come with using their local SIM instead of a foreign one while abroad.

Why Use an eSIM Card for International Travel? The Smart Traveler's Choice

For those venturing beyond their home borders, an eSIM card offers a compelling array of advantages:

1. Avoid High Roaming Charges: This is perhaps the most significant benefit. Using your domestic SIM card while abroad can lead to surprisingly high roaming fees. An eSIM allows you to connect to local networks at local rates, saving you significant money.

2. Easy Switching Between Carriers: Planning a multi-country trip? With an eSIM, switching between different local carriers is incredibly simple. You can often purchase and activate new data plans digitally without needing to physically change anything on your device. This flexibility is a cornerstone of seamless eSIM international travel.

3. Easy switch and quick on board: Discard the effort of looking for a local SIM card provider once you reach the destination. With an eSIM, you can buy and activate your data plan in advance in many cases, which will not only give you good time to get ready for your flight but also have a reliable network as soon as you arrive. This instant activation gives you that handy feeling of safety, but more importantly, delivers you essential online services in a matter of a moments.

4. Continuity in far and wide travels: eSIMs are developed in such a way as to ensure seamless communication on a global scale. You can accomplish that by getting the right eSIM operator, either in the visited or local country thus being, thus, you can count on a good eSIM network with a high degree of certainty in that country.

Check Device Compatibility: Ensuring Your Device is eSIM Ready

Before you embark on your eSIM international travel journey, it's crucial to verify if your device supports eSIM card technology. The list of eSIM-compatible smartphones and tablets is constantly growing, but here are some popular examples (please check your device specifications for confirmation):

1. Apple: iPhone XS, iPhone XS Max, iPhone XR, and later models, iPad Pro (11-inch and 12.9-inch, 3rd generation and later), iPad Air (3rd generation and later), iPad mini (5th generation and later).

2. Google: Pixel 3, Pixel 3 XL, Pixel 3a, Pixel 3a XL, Pixel 4, Pixel 4 XL, Pixel 4a, Pixel 4a (5G), Pixel 5, Pixel 5a, Pixel 6, Pixel 6 Pro, Pixel 6a, Pixel 7, Pixel 7 Pro, Pixel 7a, Pixel 8, Pixel 8 Pro.

3. Samsung: Galaxy S20 series, Galaxy Note 20 series, Galaxy Z Fold series, Galaxy Z Flip series, Galaxy S21 series, Galaxy S22 series, Galaxy S23 series, Galaxy S24 series.

Other Manufacturers: Devices from Huawei, Xiaomi, Motorola, and other brands are increasingly incorporating eSIM support.

How to check if your device supports eSIM cards:

1. iPhone: Go to Settings > General > About. Look for an "eSIM" or "Digital SIM" section. If it's present, your iPhone supports eSIM.

2. Android (varies by manufacturer):

  • Go to Settings > Network & internet > Internet. Look for a "+" icon next to "SIMs" or "Mobile network." If you see an option to "Add eSIM" or "Use eSIM," your device likely supports it.
  • Alternatively, you might find eSIM settings under Connections > SIM card manager.
  • You can also dial *#06# on your phone. If your device supports eSIM, you should see an EID (Embedded Identity Document) number listed.

It's also important to note that carrier support for eSIM activation is essential. Even if your device is eSIM-compatible, your current mobile carrier might not offer eSIM services, especially for international use. When planning your eSIM international travel, ensure that the eSIM provider you choose is compatible with your unlocked device.

Where to Get an International eSIM Card: Navigating Your Options

Several providers specialize in offering eSIM cards for international travel. Here are some popular global eSIM providers:

  • Airalo: Known for its wide country coverage and flexible data plans.
  • Nomad: Offers competitive pricing and an easy-to-use app for managing eSIMs.
  • Holafly: Provides unlimited data plans for specific regions and countries.
  • GigSky: Offers pay-as-you-go and data package options with global reach.

When evaluating the various solutions, knowing the difference between local vs. international eSIM cards is the most essential thing. Local eSIMs are those that are typically bought in the destination country and come with local rates. On the flip side, international eSIMs are the ones purchased before the journey and can supply service in multiple countries or specific regions.

What should I take into account when selecting a provider?

1. Data Limit: How much data are you expecting to use while on your trip?

2. Country Coverage: Make sure the provider has coverage in the countries you are planning to visit.

3. Validity Period: How long will you want the eSIM to remain switched on?

4. Pricing: Look up the prices for a gigabyte, and the overall plan will be cheaper for you to calculate.

5. Ease of Use: The activation process and the provider's app or website interface can be factors in making your decision.

6. Customer Support: Look for the support channels that should be available, in case you are in trouble.

How to Activate an International eSIM Card on Your Device: A Step-by-Step Guide

The method to activate a global eSIM card is usually a hassle-free one. A typical guide would be as follows:

  • Buy or download an eSIM from the Provider. When you decide on a provider and a plan, you will most likely get an email with a QR code and/or an activation code. A few networks may also allow you to download and install directly from the app.
  • Scan QR Code or Enter Activation Code:
  • iPhone: Go to Settings > Cellular > Add Cellular Plan. You can then scan the QR code provided by the eSIM supplier with your iPhone's camera and thus, follow the on-screen instructions to add the plan. In case you cannot scan the QR code, you will need to key in the activation data manually. Android (depends on manufacturer): Go to Settings > Network & internet > Internet > "+" icon next to "SIMs" or "Mobile network." Choose "Download an eSIM" or an analogous option. You may be asked to scan a QR code or insert an activation code. Once done, carry on with the on-screen prompts.
  • Configure APN Settings (if needed): Sometimes, it may be necessary to manually set the Access Point Name (APN) values for your eSIM so that it can be enabled to connect to the data network. Do not panic if this is the case, your eSIM carrier will send you the required settings. You can always find the APN settings under the new cellular connection in your device's settings.
  • Set as Primary or Secondary Line: There will probably be a message asking you to identify your eSIM (e.g., "Travel," "International") and opt between using it as a primary line for calls, SMS, and data, or as a secondary part of your physical SIM. E.g., while going for an eSIM for international travel, the best option will usually be to choose the eSIM as your primary line for data.

Tips for Using eSIM Cards Abroad: Making the Most of Your Digital SIM

To ensure that your eSIM card is supported by the system and that the cost is low during the trip, consider the following points in international eSIM travel:

1. Keep Physical SIM for Backup: If your device supports a physical SIM card, you can save your home country SIM card for any unexpected issue with your eSIM to use as a backup.

2. Monitor Data Usage: Always keep an eye on your data cap so as to prevent any surprising debits. Your eSIM carrier will probably have an app that you can use for your data usage control.

3. Use Offline Maps and Travel Apps: Prior to your trip, you can download travel apps and maps without an internet connection to minimize your mobile data usage.

4. Keep Provider Contact Info Saved: Add the contact details of the eSIM provider you are using to the contacts in case you experience a problem and need assistance from them.

5. Understand Data Top-Up Options: Find out your possibilities on how to extend your data pack if you happen to use it up during your journey.

Troubleshooting Common Issues: Addressing Potential Hiccups

While activating and using an eSIM card is generally seamless, you might occasionally encounter issues. Here are some common problems and potential solutions:

1. eSIM Not Activating or Showing Up: Double-check that your device is eSIM-compatible and unlocked. Ensure you've correctly scanned the QR code or entered the activation code. Restart your device. If the issue persists, contact your eSIM provider's support.

2. Network Not Connecting Overseas: Verify that your eSIM plan covers the country you are in. Check your APN settings if required by your provider. Ensure that mobile data and data roaming are enabled for your eSIM in your device's settings.

3. How to Reinstall or Reset eSIM Settings: If you need to reinstall your eSIM, you'll typically need to obtain a new QR code or activation details from your provider. To reset your eSIM settings, you can usually remove the eSIM profile from your device's cellular settings and then reactivate it. Be cautious when doing this, as repeated removals might have limitations depending on the provider.

Conclusion: Embrace the Future of Global Connectivity with eSIMs

The eSIM card breakthrough takes the mobile connection to the next level, especially for people who frequently move abroad. Beyond the comfort of use, money saving, and elasticity, eSIMs are seeing a phenomenal surge in international travel as a technique that is highly preferred to communicate on both sides of the border. The number of devices supporting this technology and more carriers providing eSIM capability is seeing an end to the reign of big and heavy physical SIM cards. With your eSIM card, you can now not just connect seamlessly with the world, but you can also unleash unlimited opportunities.

Did you ever get a chance to use eSIM on your foreign trips? The comments section is all yours to share your tips and experiences! Or would you like any assistance with eSIM activation? Please do not hesitate to contact us.


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