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Step by Step Guide to Upgrade your Airtel Sim to 4G 2021 Update

Filed in Articles by on April 23, 2021

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Upgrade Airtel Sim to 4G 2021 – Every Airtel user ought to know that airtel upgraded its services and started converting the Airtel 3G network into 4G. You need to replace your Airtel 3G SIM with 4G to use airtel internet and other Airtel 4G services.

This article will give you a Step By Step Guide on How to Upgrade your Airtel Sim to 4G. Read through carefully.

Step by Step Guide to Upgrade your Airtel Sim to 4G 2021 Update

Airtel is upgrading its network for fast internet speed and improved quality of GSM and voice call services. If you are getting slow internet speed on your Airtel number, you can upgrade your 3G SIM to 4G.

Airtel made this process easier through an online portal where Airtel customers can request the 4G SIM at home, and 4G SIM will get delivered to your address within 7 days after the request.

If you’ve just bought a new 4G smartphone, you will need a new 4G-enabled SIM card too. The upgraded Airtel 4G SIM will be offered free of cost.

The new SIM will allow you to take advantage of the high-speed data network and HD quality voice calling. After getting a new SIM, you’ll need to activate it, and the procedure is pretty simple.

Upgrade to Airtel 4G

Since the telecommunication company launched the 4G LTE in Ibadan last year, Airtel is fast covering all major towns in Nigeria.

The 4G Long-Term Evaluation (LTE) is a standard for high-speed wireless communication for mobile devices and data terminals based on the GSM/EDGE and UMTS/HSPA technologies.

It increases the capacity and speed using a different radio interface together with core network improvements

Benefits of Airtel 4G Network

  1. Free 4GB Data: Once you upgrade to Airtel 4G, Airtel welcome you with a free 4GB data
  2. Double Data for 6 months: Once you upgrade your SIM, Airtel gives you double data for all your recharge for the next 6 months. ie, if you recharge #1000 to get 1.5GB, Airtel gives you 3GB.
  3. Free 25% extra data: You get an extra 25% free “4G data” on all your data recharge. Meaning, if you recharge #1000 to get 1.5GB, excluding the double data, Airtel will still give you 25% of the whole data you subscribed for.
  4. Fast Internet: The 4G LTE is super fast and better than 3G networks. No wonder the recent Airtel Adverts 3G is good, 4G is better.

Things to Note Before You Upgrade to 4G

  • Your phone must be 4G-enabled. To check if your phone is 4G enabled, dial *121#, and select 4G services. If not, do well to get a 4G-enabled phone to be able to use the Airtel 4G data service.
  • You must be within Airtel 4G Coverage Location, which is currently available in Abuja, Ibadan, and Lagos. Other major cities will be available soon.

How to Upgrade Airtel SIM to 4G For Faster Browsing

  1. Back up your contacts.
  2. Visit Airtel Service Centre nearest to you with a valid National ID.
  3. Request for Airtel SIM upgrade.
  4. Submit your old SIM.
  5. Fill out the given form.
  6. You will be issued a new 4G enabled SIM
  7. Insert the new SIM on your phone, restart, and start enjoy.

Please Note: To enjoy the Airtel 4G Network, you must be using a 4G enabled phone.

Steps to Convert Airtel 3G SIM into 4G

Before jump into 4G, make sure your smartphone is 4G enabled. There are two ways to convert your Airtel 3G SIM into 4G.

There is no service charge for this service, you can replace your Airel number free of cost. But first of you can try out an online process. In case your sim doesn’t get delivered to your location in 7 days, you can change your sim through alternative methods.

Just follow the below process to request online for 4G SIM at your home.

Request Online to Upgrade Airtel 3G SIM into 4G

  • First Step: Open the Web address in the browser. (
  • Second Step: It will ask you to enter your SIM delivery details. Fill in the required detail and submit a request.
  • Third Step: The process will take 48-72 hours to deliver SIM to your home.

After the delivery of a new Airtel 4G sim card at your location, you need to follow the below steps to activate.

  • Fourth Step: You need to send an SMS from your Airtel number.
  • Fifth Step: Type in message box SIM<20 digit New SIM numberand send it on 121 from your airtel mobile. The 20 digit SIM number is available at the back of your new SIM card.
  • Sixth Step: Reply 1 when a confirmation message will receive at your number,
  • Seventh Step 7: This process will take a few hours to start service, your existing SIM will stop. Once that happens, insert the new SIM and wait for the network to show.

Upgrade Airtel 3G SIM into 4G at Airtel Store/ Shop

  • Make sure you backup your contacts somewhere else
  • However, visit the nearest Airtel service center closest to you.
  • Also, Try to meet the customer care person and request a 4G SIM upgrade. You will be given a form to fill and your SIM card will be upgraded.
  • It will take 12-24 hours to start your new sim.

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