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Sarjo Saidykhan27/02/24 17:405 min read

Unlocking the Power of eSIM: Activating Your Second-Hand Device

In the realm of modern telecommunications, the advent of eSIM technology has revolutionised the way we approach connectivity. The traditional notion of inserting a physical SIM card into your device is rapidly being replaced by this digital alternative, offering a myriad of benefits including instant activation and enhanced flexibility. If you've recently acquired a second-hand device and are eager to harness the power of eSIM, fret not, for the activation process is simpler than you might imagine.  


But first, let's delve into what exactly an eSIM entails. An eSIM, short for embedded SIM, is a digital SIM card that's built directly into your device's hardware. Unlike its physical counterpart, which requires manual insertion and removal, an eSIM can be programmed remotely, allowing for seamless activation and management of cellular plans. This innovation not only streamlines the user experience but also opens new possibilities in terms of device design and functionality. 

Now, let's explore the myriad benefits of embracing eSIM technology, particularly for second-hand device owners. One of the most compelling advantages is the ability to instantly activate cellular service without the need for a physical SIM card. This means no more waiting in line at the store or fumbling with tiny pieces of plastic – with eSIM, you can be up and running in a matter of minutes, right from the comfort of your own home.   

Furthermore, eSIM offers unparalleled flexibility when it comes to managing multiple cellular plans. Whether you're juggling work and personal lines or frequently traveling abroad, eSIM allows you to switch between plans with ease, eliminating the hassle of swapping out physical SIM cards. This level of convenience is especially valuable for second-hand device owners, who may be looking to customise their connectivity options to suit their individual needs. 

Now, let's get down to business and walk through the steps to activate your eSIM on an iPhone. Before diving in, it's important to note that not all iPhones support eSIM functionality. Generally, models from iPhone XS onwards (including XR and SE 2020) are compatible, but it's always wise to double-check with Apple's official list of supported devices. 


For Apple Users 

  • Step 1: Check Compatibility 

Before attempting to activate your eSIM, ensure that your iPhone model supports this feature. You can consult Apple's website or refer to your device's manual for a definitive answer. 

  • Step 2: Obtain Your eSIM Activation Code 

Once you've confirmed compatibility, reach out to your carrier to obtain an eSIM activation code. This code is typically provided either in the form of a QR code or a numerical code, depending on your carrier's preferences.  

  • Step 3: Access eSIM Settings 

Navigate to your iPhone's Settings app and select "Cellular" followed by "Add Cellular Plan." You'll then be prompted to scan the QR code or enter the activation code manually. 

  • Step 4: Follow the Prompts 

Follow the on-screen prompts to complete the activation process, which may involve selecting your desired cellular plan and confirming any additional details. 

  • Step 5: Enjoy Your eSIM Experience 

Once activation is complete, you're ready to enjoy the benefits of eSIM technology! Feel free to explore the flexibility and convenience it offers, whether it's seamlessly switching between plans or enjoying instant connectivity wherever you go. 

But what if you're an Android user looking to activate your eSIM? Fear not, for the process is equally straightforward, albeit with a few variations depending on your device's make and model. 


For Android Users 

  • Step 1: Check Compatibility 

As with iPhones, it's essential to confirm that your Android device supports eSIM functionality. Consult your phone's manual or manufacturer's website for clarification. 

  • Step 2: Access eSIM Settings 

Navigate to your device's Settings app and look for the "Network & Internet" or "Connections" section. From there, select "Mobile networks" followed by "Add a new plan" or similar options. 

  • Step 3: Enter Activation Details 

Depending on your carrier, you may be required to enter an activation code or scan a QR code to initiate the eSIM setup process. Follow the prompts provided by your carrier to complete the activation.   

  • Step 4: Verify and Enjoy 

Once activation is complete, your eSIM should be ready to use! Take a moment to verify that everything is functioning as expected, and then enjoy the newfound flexibility and convenience of digital connectivity. 

In conclusion, activating an eSIM for your second-hand device is a simple yet transformative process that unlocks a world of possibilities in terms of connectivity and convenience. While eSIM technology continues to evolve, the core principles of activation remain consistent across devices and carriers. As always, be sure to consult official documentation and resources provided by your carrier to ensure a smooth and hassle-free experience. With eSIM at your disposal, staying connected has never been easier. 

Planning to upgrade to a cutting-edge eSIM-enabled phone? Ensure you're getting the utmost value and security by trading in your old device through trusted marketplaces like eBay, Backmarket, or AmazonRenewed, or through renowned e-device retailers such as Currys, Samsung, or Vodafone.  

By choosing these routes, you're not just maximizing your old phone's worth; you're also safeguarding your data privacy and contributing to a greener planet by minimizing e-waste.  


Behind the scenes, Blackbelt360's advanced software plays a pivotal role in this process. Our platform guarantees that your device undergoes thorough diagnostics and secure data erasure, adhering to the highest global standards for data protection.  

With Blackbelt360, you're not just upgrading your phone—you're elevating the entire lifecycle of electronic devices, supporting sustainable practices, and ensuring your old phone is in the best hands before making its way to a new owner. We're here to make your transition to an eSIM device not only seamless but also socially responsible. Thank you for choosing a path that benefits you, the environment, and the future of connectivity. 


If you’d like to see how our software can improve your device diagnostic workstreams click below for a demo. 



Sarjo Saidykhan

As Blackbelt's esteemed International Business and Marketing Manager, she supports the development of thought-leadership-based content for social media, the web, and other Blackbelt communication channels. Her innovative strategies have firmly established her as a respected international marketing luminary.