21D-Link DWA-123 User ManualSection 4 - Wireless SecurityConfigure WPA/WPA2 PassphraseUsing Windows® 7It is recommended to enable wireless security (WPA/WPA2) on your wireless router or access point before configuring yourwireless adapter. If you are joining an existing network, you will need to know the security key or passphrase being used.2. The utility will display any available wireless networks in your area.1. Click on the wireless icon in your system tray (lower-right corner).