- Keep your balance Rs 20 and open phone dialer.
- Type *129*9# Call..
- You will be charged Rs.9 and 1GB 2G data will be credited into your account (validity of this plan is 1 day).
- Here comes real trick to convert data into 3G:
- Again open dialer and type *565*010#. It will charge you 10 Rs and your 2G data will get converted to 3G !!
- Keep on WCDMA mode only
