Check 3G compatibility in your mobile phone by sending SMS in Aircel,Vodafone, Airtel, Idea Cellular

Before activating 3G or 3G plans in your mobile number, first you should check whether your mobile phone is capable of browsing 3G high speed internet or not.

You can simply check the device compatibility for 3G , by simply sending SMS to a number. This will be applicable to all mobile networks including Aircel,

Checking Device compatibility for 3G internet


send a SMS 3GHS to 121


Send an SMS CHECK 3G to the number 121

In vodafone , there is no sms facility to check the compatabitily.
Instead you have to go their official website . Inside the website , visit

Detailed Procedure and Steps for sample

1.Type an SMS from your mobile phone , CHECK 3G to the number 121

2.This number is a toll free number as per TRAI regulation. You will not be cost for this message.  It is completely free.

3.Wait for few seconds . You will be receiving an SMS from your network provider ,whether your device is eligible for 3G browsing or not.

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