Just Follow Below Simple Steps:
Step:-1) Make sure your balance is less than 1 .Rs (It is safe)
Step:-2) Make As Below New Setting In Your Mobile
Step:-3) APN: rcomwap
Step:-4) Proxy: 1 75 .17.19.21
Step:-5) Port: 80
Step:-6) Homepage: http://airteltrickz.com
Step:-7) Now Save The Settings And Restart Your Mobile.
Enjoy Friends..!
Note:- Restart your phone after saving the above settings and use this trick @ low balance.