################################################################################# ################################################################################# To show the "NVIDIA USB2.0 Enhanced Host Controller" on Device Manager. 1. Press "Start" button then Move to "Settings" and select "Control Panel". 2. Double click on "System" icon. 3. Click on the "Hardware" button and Click on the "Device Manager" button. 4. Double click "Universal series bus controller" 5. Double click "standard Enhanced PCI to USB host controller" 6. Select "driver" button and click "update driver" button. 7. Select "Display a list.." and click "Next". 8. Select "Nvidia USB2.0 Enhanced Host Controller" and click "Next". 9. Click "Finish" after the driver installation is complete.