Before connecting to a hidden network, note down the following information:
- Your Network SSID
- Security key
- Security type ( WEP, WPA etc.)
- Encryption type
Now,
- Go to Network & sharing center (control panel –> network & internet )
- Click on setup a new connection or network
- Click on Manually connect to a wireless network
- Type in all the information as required by this wizard.
- Finish the wizard to connect to this network.