The list of networks you have connected to before is sometimes referred to as your preferred wireless networks or your preferred list.
Open Manage Wireless Networks by clicking the Start button , clicking Control Panel, clicking Network and Internet, clicking Network and Sharing Center, and then, in the left pane, clicking Manage wireless networks.
Your saved wireless networks are displayed.
To change the order that your computer connects to networks, drag the networks up or down in the list. To change preferences for the network, right-click the network, and then click Properties.