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Look for Realtek USB GbE Family Controller. To check the device installation, right-click the Windows icon ( ), then click Device Manager>Network Adapters.Make sure that the adapter and network cable are not damaged.Go to and search for NS-PCA3E for drivers and support. Make sure that the driver is installed (if required).Make sure that the cables are not damaged.Make sure that all of the cables are connected securely and correctly.The driver installs automatically and the adapter is now ready to use.Connect an Ethernet cable to the Ethernet port on the adapter.Connect the USB connector on the adapter to an open USB port on your computer.Make sure that your computer is connected to the internet.macOS 10.12 and above SETTING UP YOUR ADAPTER.Backward capability with USB 2.0 SYSTEM REQUIREMENTS.Lets you connect to a wired internet connection.Plug and play design requires no additional software for easy setup.
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