Defection : From 28 February 2018
How to Activate Aircel 3G GPRS 4G using Code on your Prepaid Postpaid Connection
How to Activate Airtel 3G
You can Activate 3G/GPRS by sending SMS from your AIRCEL mobile to 121 (toll free number) .
To Activate 3G –> SMS START 3G to 121
To Deactivate 3G -> STOP 3G to 121
Information on 3G services -> 3G or 9 to 121
Check your handset compatibilty -> Check 3G to 121