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How to Activate Airtel 4g SIM Card given by Flipkart

Bharti Airtel has launched its 4G services in 296 towns across India. If you want to experience the Airtel 4G Speed internet you have to replace your old Airtel SIM with new Airtel 4G SIM. The 4G SIM is provided by Airtel free of cost in its galleries in 4G towns and also provides free shipping if ordered online stores like Flipkart etc. If you are surfing for How to activate Airtel 4G SIM, you have landed at the right place. Here we are providing simple steps for “ How to activate Airtel 4G SIM “. You can convert to New 4G Airtel SIM without changing your present Airtel mobile number. The 4G smart SIM by Airtel comes as a kit with a Nano SIM along with two adapters for making it compatible with Micro and Mini SIM-based smartphones. Also, Check out Airtel Manual Internet Settings & Configurations.

How to Activate Airtel 4G SIM?

Activate Airtel 4g SIM

Click Here for Aitel USSD Codes

Also Read : How to Transfer Balance from Airtel to Airtel

Also Read : How to Activate Airtel 3G/ 4G Data Share

Steps to activate Airtel 4G SIM Card

  • Just send an simple SMS “SIM SPACE NEW_SIM_NUMBER” (“SIM 8991***************”) from your airtel mobile number and send it to 121.
  • You will get SMS “Reply 1 to confirm”
  • Type 1 and send it to 121
  • You will get the following message:

“Dear Customer, We have received your request for new SIM activation on airtel mobile                      98******** and will be processed shortly. Your Old SIM will work till the new SIM gets activated.”

  • You will get following message once the SIM gets activated.

“Your new SIM number <8991*************** > has been activated for your mobile  number 98********”

  • The new SIM will be activated within 5 minutes.

The process of SIM swap is common for both Prepaid and postpaid subscribers. The SIM is backward compatible to 3G and 2G networks in regions which are not covered by Airtel 4G. Airtel currently offers 4G at 3G rates, where a subscriber with a 4G compatible handset and SIM will get 4G services on his existing 3G voucher. Airtel also offers double data benefit for two months for customers buying a new Huawei Honor smartphone from flipkart.

Once you active Airtel 4G SIM in your mobile, you can enjoy the Airtel 4G Speed internet without any interruptions.

Hope You understand How to activate Airtel 4G SIM card. Still if you have any problem regarding this Airtel 4G SIM activation process, you can ask us at below comment box. If you like the article ” How to activate Airtel 4G SIM card “, you can share with your friends via Facebook & Google+ and feel free to ask your doubts.

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  1. Jitendra pandey

    I have purchased a new airtel prepaid sim card 9867564933 and it’s not been activated yet .
    So please activate my sim card as fast as possible.

  2. I have purchased a new airtel prepaid sim card 9867564933 and it’s not been activated yet .
    So please activate my sim card .

  3. I have purchased a mobile last 4 month back in get one 4G sim card but I am not activate still now….so now I want to activate that sim card ….I send msg to 121 but that msg is not sending. .please can you suggest what can I do now….

  4. when my airtel new sim will activate the what about my old sim. old sim will be west.

  5. I recently bought a mobile telephone Rightel but not active Please help

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  12. please activate my airtel 4g sim card number. 9717171814

  13. Hello i have purchased a new airtel 4g sim before 10 days but now only i have put on to my phone. I do gwt tower but am not ennable to tele verify my number i get only emergency call notification through out

  14. Dear Sir,

    I have got a new mobile which requires Micro SIM , but my existing mobile has other which is not fitting, so I got a micro SIM which I am unable to to activate as per procedure with my existing mobile. Kindly help me to activate it.

    Thank you


  15. I get 4g sim of airtel same i do but when i see in status bar it shows airtel 3g plz help

  16. I have activated my Mobile from 3G to 4G with new 4G SIM. But after activation, it still indicate 3G in Patna.

  17. Sathyanarayana Rao k.v.

    Ihad 3g microsim. i visited airtel center and got nano sim to mmy new 4g phone. so for not activated. when it will be activated. what is the procedure.please inform me

  18. Sathyanarayana Rao k.v.

    I had microsim. Ivisted airtel center and got nano sim. it is not yet activated.when it will be activated. one day over.. what is the procedure. inform me please.


    Dear Sir,

    I change my mobile no from vodophone to airtel few days ago but it is not been activated so far. kindly activate asap.

  20. MY NEW 4G SIM NOT ACTIVATE NO IS 9013875584

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