How to activate Airtel 4G

Airtel, the famed mobile network operator in India launched its 4G services three years back. Around the same time, smartphones enabled with 4G capabilities penetrated deep into the Indian market. Though there are a number of customers owning only 3G enabled phones, they are all fast switching on to 4G enabled phones.

If you have bought a 4G enabled phone, you need to procure a new 4G enabled SIM card also. When you apply for it, you will get an Airtel 4G SIM card free of cost. This new SIM will provide you high-speed data network and HD voice calling facility. Here is how you can activate your Airtel 4G SIM on your smartphone.

Steps to activate your Airtel 4G SIM card


1. Once you have got the new Airtel 4G SIM, you will have to first note down the 20-digit number you will find at the back of it. Take your phone with the old 3G SIM and send a text message – SIM – 20-digit number – to 121.

2. You will receive a text message that will prompt you to confirm the request you have made. Reply ‘1’ to this message.

3. Your 3G network will be disconnected. Now you need to turn off your smartphone and remove the old 3G SIM. Now insert the 4G SIM and switch on the smartphone.


4. Now your new Airtel 4G SIM will get activated. For registering your request for free data, you need to just call 51111 from the new Airtel 4G SIM.

If you are eligible for the offer, you will get free data credited to your account within 24 hours.

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