What is eSIM? How to activate eSIM in Jio, Airtel, and Vi? A Comprehensive Guide..

How to activate eSIM

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What is eSIM?

The term “eSIM” stands for embedded SIM, a revolutionary technology that integrates the SIM card directly onto the motherboard of a device. Unlike traditional physical nano-SIM cards, eSIMs eliminate the need for a separate SIM card slot. This embedded or digital SIM transforms the way we connect, allowing users to activate a cellular plan from their carrier without the requirement of a physical SIM card. In India, leading providers like Bharti Airtel, Jio, and Vi are at the forefront of eSIM support, catering to both Android and iOS users.

Inner Workings of eSIM Technology

Despite its virtual nature, an eSIM functions identically to a traditional SIM card. It securely stores essential information, such as the subscriber’s identity and network credentials, offering unparalleled flexibility. Users can seamlessly switch between network carriers and plans without the inconvenience of physically swapping SIM cards. The activation process is streamlined, involving just a few taps on the device to grant immediate access to a new network.

Lets see how to activate eSIM online in India, on different telecom service providers such as Jio, Airtel & Vi.

How to Activate eSIM on Jio, Airtel, and Vi

How to Activate eSIM on Airtel

To activate the eSIM on Airtel, initiate the process by sending an SMS with “eSIM your registered email address” to 121. Upon validation of your email, expect a confirmation message shortly from 121. Respond to this message by typing ‘1’. Subsequently, another SMS from 121 will prompt consent via a call.

Once consent is provided, await a message containing the QR code sent to your registered email ID. Be patient as the activation process may take up to 2 hours. If activation hasn’t occurred within this timeframe, reach out to customer support for assistance. Airtel eSIM

How to Activate eSIM on Vi

For Vi users, activate the eSIM by sending an SMS with “eSIM your registered email address” to 199. A confirmation message will swiftly validate your email. Reply to this SMS with ESIMY to confirm your action, followed by another SMS seeking consent via a call.

Upon granting consent, a message containing a QR code will be sent to your registered email ID. eSIM Vi

How to Activate eSIM on Jio

Ensure your device’s compatibility with Jio eSIM by verifying through the official Jio Website. Access Settings and navigate to About to locate and note down your IMEI and EID numbers.

From your Android device with an active Jio SIM, send an SMS with the text GETESIM to 199. Upon completion, you’ll receive a 19-digit eSIM number and the configuration details of your eSIM profile.

Next, send another SMS, SIMCHG to 199. Within 2 hours, an update on the eSIM processing will be provided. Once received, confirm it by replying with ‘1’ to 183. Expect a call on your Jio number prompting you to share your 19-digit eSIM number. Shortly after, you’ll receive a confirmation message affirming the successful activation of your new eSIM.

Additional Steps for eSIM Activation

After receiving the confirmation, locate your IMEI and EID numbers in the Settings app. You will then receive an SMS from your carrier with further instructions. A QR code will be sent to your registered email address. Scan this QR code to complete the eSIM activation process. Ensure your registered email address is correct, and you can verify or update it through the respective carrier’s app: Airtel Thanks app, Vi app, or MyJio app.

eSIM Advantages

Enhanced Physical Security

Embedded eSIMs, being integrated within the device, cannot be removed, lost, or stolen. This significantly reduces the risk of unauthorized access or tampering.

Authentication and Encryption

eSIMs utilize robust authentication mechanisms and advanced encryption, providing enhanced resistance to hacking attempts.

Remote Management and Control

Facilitating remote provisioning and secure updates without the need for physical interaction, eSIMs ensure up-to-date configurations.

Reduced Risk of Cloning or Fraud

Unique identifiers make eSIMs more difficult to clone, diminishing the risk of identity theft or fraudulent activities.

Multi-Layered Security Features

Hardware-based security measures enhance protection against cyber threats, including secure storage and execution environments.

Secure User Authentication

Additional layers of user authentication and access control reinforce device and network security.

Continuous Security Updates

eSIMs can receive firmware or software updates remotely, ensuring resilience against evolving threats.

Reduced Physical Exposure

The embedded nature of eSIMs minimizes physical exposure, enhancing the security of sensitive data.

eSIM Disadvantages

While eSIM offers convenience and eliminates the need for physical SIM cards, it presents challenges for frequent device switchers. Unlike traditional SIM cards that can be easily swapped between devices, eSIMs require a more complex activation process, making it inconvenient to switch between multiple devices regularly.


In conclusion, the advent of eSIM technology has ushered in a new era of connectivity, offering enhanced security and flexibility. As we continue to witness advancements in mobile technology, eSIMs stand out as a secure and convenient solution for users seeking a seamless and tamper-resistant connection. Activate your eSIM today and experience the future of mobile connectivity.

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