The Broadcom NetLink TM Gigabit Ethernet driver enables Windows to communicate with your Broadcom wired network adapter, helping your computer connect to a router, switch, or local network through an Ethernet cable. If the adapter is missing from network settings or appears with a warning in Device Manager, installing the correct driver may restore normal operation.

Key Features

• Wired network connectivity: Provides the software interface Windows needs to use the Broadcom NetLink TM Gigabit Ethernet adapter for local network and internet access.
• Gigabit Ethernet support: Allows compatible hardware to operate at speeds up to 1 Gbps when the connected network equipment and cabling support it. Actual transfer speeds depend on network conditions.
• Adapter configuration: Integrates with Windows networking tools so you can view connection status and access the settings available for your particular adapter.
• Windows compatibility: Driver packages may be available for Windows 11, 10, 8, and 7. Match the download to your exact adapter, Windows version, and system architecture; one package may not support every configuration.

How to Install

1. Identify your adapter and Windows version. Open Device Manager and check under Network adapters for Broadcom NetLink TM Gigabit Ethernet. If it appears as an unknown Ethernet controller, use Properties > Details > Hardware Ids to help identify it. Confirm whether Windows is 32-bit or 64-bit.

1. Choose a matching driver package. Review the package’s supported hardware and operating systems before downloading. For a branded desktop or laptop, the computer manufacturer’s recommended driver is often the best starting point. If Ethernet is unavailable, download using another connection or transfer the package from another computer.

1. Extract and install the driver. Unzip the download if necessary, then run the included installer and follow its prompts. If there is no installer, open Device Manager, right-click the adapter, select Update driver, and choose Browse my computer for drivers to locate the extracted folder.

1. Restart if requested. Save your work before rebooting so Windows can complete the installation and initialize the adapter.

1. Check the connection. Connect an Ethernet cable and confirm that Device Manager shows the adapter without a warning icon. Test access to your network or the internet. If the connection still fails, check the cable, router or switch port, and Windows network settings before replacing the driver again.

Common Issues and Fixes

• Install fails or setup exits early: Run the installer as administrator and use Windows compatibility mode for older packages. If setup still fails, extract the driver and install it manually via Device Manager → Network adapters → Update driver → Browse.
• Device not detected: Confirm onboard LAN is enabled in BIOS/UEFI and the adapter is not disabled in Device Manager. For add-in cards, reseat the card, try another PCI/PCIe slot, and check link LEDs and cable/switch port.
• Version conflicts after Windows Update: Windows may replace the Broadcom NetLink driver with a generic one. In Device Manager, roll back or uninstall the current driver with “Delete driver software,” reboot, then install the correct Broadcom/OEM package. Pause automatic driver updates if it keeps overwriting.