Realtek RTL8139/810x Family 10/100M Ethernet Controller User's Guide for Windows NT 1. Right-click the "Network Neighborhood" icon on the desktop window. Select "Properties" item while menu appears. Or you can also press the "Start" button. Move highlight bar to "Settings" and select "Control Panel". Double click on the "Network" icon. 2. Select "Adapters" page and then click Add button. 3. Click the "Have disk..." button. 4. Type the path {CD-ROM Drive}:\Drivers\Lan\8100C\winnt\ to the driver 5. Select "Realtek RTL8139/810x Family 10/100M Ethernet" item and click OK. 6. Windows will install the driver immediately. 7. Follow the instruction to complete the installation. 8. Please restart Windows NT system when prompted.