If you tried WiFix Auto-mode and the problem is not solved, then use manual mode.
In manual mode you need to enter the IP address, Subnet, Gateway, Dns1, Dns2.
How to get those details:
In your laptop or computer that is same Wifi network as your phone
1. Open command prompt , and type “ipconfig” (without quotes) and hit enter.
2. You will be displayed a number of available adapters like LAN, WIreless LAN, PPOE etc., and their configurations.
3. See the ip address details under the adapter you use to connect to the internet( ex: i use Local Area Connection to connect to the
4. Note Down the ipaddress, gateway, subnet mask.
Enter these details in WiFix manual mode and click ok..
Now you can browse the internet.