By now, you should have figured out that it is possible for you to get access to your network and Internet by placing/installing a wireless card in a PC. What you may not be aware of is the fact that protection programs like Kaspersky Internet Security and Free ZoneAlarm Firewall could keep your wireless card from detecting the SSID that are being broadcast around you.
Will, disabling help? In some cases, that may work but in other cases, you will have to completely uninstall the software for you the get a functioning wireless card in a PC.