My Dell XP Sp3 desk top does not appear to have the Wireless Zero Configuration installed under 'Services'. How do I install it?1 person needs an answerI do too

1. Click the Start button, and then click Control Panel. 2. If you're in Category View, then click the Network and Internet Connections icon, then the Network Connections icon. If you're in Classic View, double-click the Network Connections icon. 3. In the Network Connections window, under LAN or High Speed Internet, select the Local Area Connection icon. On the menu bar, click File and select Properties, or just right-click on the Local Area Connection icon and select Properties from the context menu). 4. In the Local Area Connection Properties window, on the General tab, click the Install button. 5. In the Select Network Component Type window, under "Click the type of network component you want to install," click to select the Service icon, then click the Add button. 6. In the Select Network Service window, click the Have Disk button, then the Browse button. 7. In the Locate File window, browse to the C:\Windows\Inf folder (this is a hidden folder). Click to select NETWZC.INF, then click the Open button. 8. In the Install From Disk window, click the OK button. 9. In the Select Network Service window, in the Network Service box, select Microsoft as the manufacturer, then click to select Wireless Zero Configuration. 10. Click the OK button.