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Kastelo GIGS

How to install an eSIM

A quick guide for iPhone and Samsung users

Hand holding a phone with eSIM setup screen - Kastelo GIGS

Switching to an eSIM is quick and convenient—no physical SIM card needed. Whether you're using an iPhone or a Samsung device, the setup only takes a few minutes.

What You'll Need Before You Start

  • A stable internet connection (Wi-Fi recommended)
  • Your eSIM QR code, link or activation details
  • A compatible device

How to Install an eSIM on iPhone

  1. Open Settings
    Go to Settings on your iPhone.
  2. Tap "Cellular" or "Mobile Data"
    This is where you manage your SIMs.
  3. Select "Add eSIM"
    Then choose Use QR Code.
  4. Scan Your QR Code
    Use your camera to scan the QR code provided.
  5. Follow the Prompts
    Confirm installation and label your eSIM (e.g. "Work" or "Personal").
  6. Set as Primary (Optional)
    Choose if you want this eSIM as your default line for data, calls, or messages.

That's it—your eSIM should now be active.

How to Install an eSIM on Samsung

  1. Open Settings
    Go to Settings on your Samsung device.
  2. Tap "Connections"
    Then select SIM Card Manager.
  3. Tap "Add Mobile Plan"
    Choose the option to add an eSIM.
  4. Scan Your QR Code
    Use your camera to scan the code.
  5. Confirm Installation
    Follow the on-screen steps to complete setup.
  6. Manage Your SIMs
    You can choose which SIM to use for data, calls, and messages.

Your eSIM is now ready to use.

Installing an eSIM is one of the easiest ways to get connected. In just a few steps, you can activate your number, switch between plans, or manage multiple SIMs, all from your phone.

Reach out to us on WhatsApp if you need any help.

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FAQs

Got questions? Our FAQs guide you through Kastelo's products, features, and how to get the most from them.

View all FAQ
How do I get a SIM card?

Getting a SIM card from Kastelo is as simple as ordering one on our app! Just download the app, place your order, and we'll handle the rest. We'll keep you informed throughout the process, and you can start enjoying amazing benefits right away. It's quick, easy, and hassle-free.

Can I use GIGS as a second or additional SIM?

You can definitely get an additional SIM! This way, you can enjoy all the amazing benefits of our product while keeping your current number. It's the perfect solution for getting even more data, rewards, and value! Get ready to experience even more flexibility and freedom with an extra SIM from Kastelo.

How do I know if I can get an eSIM?

When activating GIGS, the app will automatically pick up whether you have an eSIM compatible device.

You can manually check eSIM compatibility by following these steps:

  • Check if your device supports eSIM: Most modern smartphones, tablets, and smartwatches support eSIM. You can check your device's specifications on the manufacturer's website.
  • Ensure compatibility with our network: Kastelo offers eSIM services—just make sure your device is compatible and unlocked (if it was previously used with another network).
  • Check your phone settings: On your device, go to Settings. If you have the option to add a cellular plan or add an eSIM, then your device supports eSIM.

Once you've confirmed your device, you're all set! If you need assistance, feel free to reach out to us.

When activating GIGS, the app will automatically pick up whether you have an eSIM compatible device. You can manually check eSIM compatibility by checking if your device supports eSIM, ensuring compatibility with our network, and checking your phone settings for the option to add a cellular plan or eSIM.