At first you need a cable connecting your laptop and your router, and to setup wireless connection you have to load the GUI or Graphic User Interface of your router by entering the default IP address of the router. From there you will the options on how to enable wireless connection by choosing wireless setup. You may need to input SSID or wireless network ID of your router, which will be use as the identification of your network. For the security of your network, you have to enable wireless security and enter WEP key that works as a password of your network, in this way no one will be able to connect into your network unless they know the password of your wireless connection.