Airtel Unlimited 3G/4G Free Internet Trick
1) Recharge unlimited 2G plan.
2) Then recharge with same validity 3g/4g pack.
3) When data balance balance reach to 10MB then u will get a message about that and afterwards u will get 2G speed !
4) Now simply add a number to family share by sending below sms.
ADD (another airtel no.) To 121
(or) download My airtel app and from that app you can also add another numbers to family share.
5) Now use data slowly.
6) And stop using net when data balance is 1MB and again connect and open google.com on uc and then check balance (Repeat this step untill u see u have only 0.20MB in your account)(To check dial *121*2# Or *129*08# )
7) When balance reached to 0.20MB then disconnect net and turn on flight mode and wait 30 sec and turn it off and if you see you are getting 3G network then you are lucky otherwise just deactivate it by (3G to 121 and stop 3G) And reactivate by dialing to customer care (198 Or 121) or (3G tk 121 and start 3G).
8) After 3G activated Now restrict backgroud data (Must) And then connect net.
9) Now open Uc Browser and use 0.05MB and u will be see 0.15MB will be there in ur ac and also that time disconnect net and u will be get share data balance exhausted message but dont worry As check balance you will see 0.15MB is still there !
10) Now again connect net and restrict background data and Do ADD-REMOVE-ADD Family share 2times and at last make sure family share is activated !