How to Upgrade Airtel SIM to 4G 2023 | FREE 7GB Bonus

Learn how to upgrade your Airtel SIM to 4G and get a free 7GB bonus. Follow our step-by-step guide and enjoy high-speed internet on your Airtel network.

Do you want to make your Airtel SIM faster by upgrading it to 4G? It’s a good idea because 4G gives you high-speed internet and other bonuses like 7GB of data when you upgrade.

This post will show you how to upgrade your Airtel SIM to 4G easily, no matter where you are in the country. Let’s get started!

Page Contents

About Airtel 4G

Airtel 4G is a way to make your internet faster and more reliable. It’s like having superhero speed, just like “The Flash”! With Airtel 4G, you can browse the internet quickly, download large files in seconds, make clear video calls, and watch videos without waiting for them to load.

The Airtel 4G SIM makes browsing even faster than the old 2G SIM, which takes a long time to load web pages. So it’s a good idea to upgrade to the Airtel 4G SIM.

Before we talk about how to upgrade, let’s look at the benefits of upgrading your SIM.

What Are The Benefits of Airtel 4G?

Upgrading to the Airtel 4G network gives you a faster browsing experience and special packages.

Here are some benefits of upgrading your Airtel SIM to 4G:

  • Free 7GB SIM upgrade bonus
  • A reliable high-speed browsing experience
  • Tons of new and exclusive data offers (e.g Airtel N20 for 75MB, Airtel 300 for 1.5GB bundles)
  • Flawless video calling experience
  • Enhanced download and upload speeds
  • Double data bundle for the next 6 months after upgrading
  • 25% bonus data on all Airtel 4G network data recharges.
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What Is Required To Upgrade To Airtel 4G SIM Card?

If you want to upgrade your Airtel SIM to 4G, you need to know the requirements. Here they are:

  • A valid ID card
  • A working National Identification Number (NIN)
  • Your birth certificate
  • The Airtel SIM you’re currently using (either 3G or 2G)

Those are the only things you’ll need to upgrade your Airtel SIM to 4G from 3G or 2G. Now, let’s talk about how to do the upgrade.

How to Upgrade Airtel SIM to 4G

If you want to upgrade your Airtel SIM to 4G, here’s a step-by-step guide to help you:

  1. Dial *121# to check if your SIM is compatible with the 4G network.
  2. Back up your contacts.
  3. Go to the nearest Airtel Care center or retail point with your National ID card.
  4. Ask for a SIM upgrade and answer some basic questions.
  5. Submit your old SIM (whether 3G or 2G).
  6. Fill in the SIM upgrade form.
  7. You’ll be given a new Airtel 4G SIM.
  8. Insert the new SIM into your phone, restart, and start enjoying the benefits of the 4G network.
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That’s it! Now you know how to upgrade your Airtel SIM to 4G.

How to Upgrade Airtel SIM to 4G Online

To upgrade your Airtel SIM to 4G, you don’t have to visit an Airtel store. You can do it online by following these steps:

  • Visit on your web browser.
  • Enter your SIM delivery details.
  • Wait for 48-72 hours for the SIM to be delivered to your location. It may take up to 7 days in some cases.

Once you receive your new Airtel 4G SIM, you need to activate it by following these steps:

  • Send an SMS from your Airtel number with “SIM” followed by the 20-digit new SIM serial number to 121.
  • Wait for the confirmation message and reply with the appropriate answers.
  • The process may take a few hours to complete, and your old SIM will be deactivated.

Before upgrading, make sure that your device supports 4G. Now you know how to upgrade your Airtel SIM to 4G from home or online.

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Does Your Phone Support Airtel 4G Service? How To Check

If your phone does not support 4G, you won’t be able to enjoy the high-speed browsing that comes with Airtel 4G SIM, even if you get the 7GB free data bonus and other offers. That’s why it’s important to check if your phone supports 4G before upgrading your SIM.

  • You can do this by going to your phone’s settings, clicking on “Network & Internet,”
  • then “Mobile Network,” and “Preferred Network Type.”
  • If you see “4G,” your phone is compatible.
  • Alternatively, you can search for your device’s specifications on the internet to see if it supports 4G.

FAQs About Airtel 4G SIM

Here are some common questions and answers about Airtel 4G SIM:

How can I activate 4G LTE on my Airtel SIM?

To activate Airtel 4G, you can text the 20-digit serial number of your new SIM to 121 via SMS.

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How can I migrate to Airtel 4G?

To migrate to Airtel 4G, you can visit a nearby Airtel service point with your National ID card, request a SIM upgrade, submit your old SIM, and receive a new 4G SIM.

Can I convert my Airtel 2G SIM to 4G?

Yes, you can convert your Airtel 2G SIM to 4G by requesting a SIM upgrade online or visiting a nearby Airtel service center with your NID.

How can I upgrade my Airtel 3G SIM to 4G without changing my number?

To upgrade your Airtel 3G SIM to 4G without changing your number, you can visit an Airtel store with your National ID card, and request a SIM upgrade.

How can I check if my Airtel SIM is 4G?

You can check if your Airtel SIM is 4G by dialing *121# and selecting the “4G Service” option.

How can I migrate to Airtel 4G using a code?

You can migrate to Airtel 4G online by visiting the Airtel website, selecting the SIM upgrade option, and filling in your details.

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How much does an Airtel 4G SIM cost?

The cost of a new Airtel 4G SIM may vary depending on your location and can cost up to N1000.

Can I upgrade my Airtel SIM to 4G through SMS?

No, upgrading your Airtel SIM to 4G cannot be done via SMS. You can only upgrade it online or by visiting an Airtel service center.


More and more people are learning about the benefits of having an Airtel 4G SIM as the network coverage expands across the country.

Hopefully, my guide on how to upgrade your Airtel SIM to 4G has answered your question and helped you understand the advantages of using Airtel’s 4G network.

Last Updated on November 15, 2023 by NetworkPalava Admin

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