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

Yes you can connect a wireless router to another wireless router or access point. By doing this, you will be using the router as a repeater. A WiFi repeater or extender is used to extend the coverage area of your WiFi network.

How can I upgrade my Airtel 3G SIM to 4G via SMS?

#2 How to Convert Airtel 2G, 3G SIM to 4G by Sending Message?

  1. Open your messaging application from your mobile phone.
  2. Type a SMS as SIM and just send it to 121. …
  3. You will receive an SMS from Airtel confirming the Airtel 4G SIM swap.

How can I convert my Airtel 3G SIM into 4G?

Step 1: First, you need to go and check the Airtel website. Step 2: Then, you have to enter your SIM delivery details along with a request. Step 3: Then, you have to wait for 48 to 72 hours to get the new SIM at your home. Step 4: After getting a SIM, you have to send a message from your 4G SIM.

How can I upgrade my Airtel SIM to 4G?

To change the SIM, you need to send the 20-digit number at the back of the new card to 121 prefixing SIM. When the request is accepted, select 1 to confirm. 4. Within a few minutes the service on your existing SIM will stop.

What code can I use to upgrade my Airtel SIM to 4G?

Meet the customer care person and request for 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. Dial *140# to receive 4 gigabyte free data.

How can I know my SIM is 3G or 4G?

You would have to check if your current SIM is 4G enabled. If it is, you should be able to browse 4G on any 4G compatible device.



  1. Go to “Settings”
  2. Select “Wireless and Networks” or “Connections”
  3. Then select “Mobile Network”
  4. Opt for “4G/3G/2G auto” or “GSM/WCDMA/LTE auto”
  5. Select “4G or LTE”

How can I port my SIM online?

First, choose the service provider you wish to port your number to. 2. Send the following text message – PORT followed by your 10-digit mobile number to TRAI’s central number for mobile number portability – 1900. Example: Send ‘PORT 98xxxxxx98’ to 1900.

How do I update my SIM card to 4G?

To switch to 4G, you can buy a new 4G SIM & connection online:

  1. Visit Postpaid connection page.
  2. Select plan, choose number and enter delivery address.
  3. Get your 4G SIM delivered at your doorstep.
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