Realtek Rtl8139 Driver 810x Family Pci-e Gigabit Windows 10 -

If your motherboard or expansion card actually supports true Gigabit Ethernet (10/100/1000 Mbps) over a PCI-E slot, it is highly likely utilizing an RTL8111 or RTL8168 chipset, not an RTL8139.

Navigate to > PCI Express > Software .

After installation, reboot your PC (a full restart, not just shutdown+power on). Your Ethernet port should now light up, and you’ll get an IP address automatically.

Uninstall the device in Device Manager, check "Delete the driver software for this device," restart your computer, and let Windows reinstall it. realtek rtl8139 driver 810x family pci-e gigabit windows 10

If it shows a generic error or "Unknown Device," right-click it and select . Go to the Details tab. Select Hardware Ids from the Property drop-down menu. Look for the DEV (Device) code: DEV_8139 means you have the legacy RTL8139 PCI card.

Realtek RTL8139/810x Family Fast Ethernet NIC Driver for ASRock

Do not click search yet. Instead, click on . Click the Have Disk... button in the bottom right corner. If your motherboard or expansion card actually supports

This error usually means Windows tried to apply a generic Gigabit driver to a legacy Fast Ethernet 8139 card. To fix this, completely uninstall the device by right-clicking it in Device Manager, checking the box for , and restarting your PC. Issue 2: Internet Speed Capped at 100 Mbps

Go to the tab, check Run this program in compatibility mode for , and choose Windows 7 or Windows 8 . Run the installer as an administrator. Troubleshooting Common Connection Issues

When searching for network drivers, users frequently encounter a confusing mashup of technical terms: "Realtek RTL8139", "810X family", and "PCI-e Gigabit". It helps to break these down into their actual hardware generations to understand why your system displays these names. 1. The Legacy Base: Realtek RTL8139 Your Ethernet port should now light up, and

Open , right-click your network card, and choose Update driver .

Realtek discontinued official, dedicated Windows 10 driver development for the original RTL8139 series years ago. If you cannot find a native Windows 10 driver, the Windows 7 or Windows 8 driver package will work perfectly.

Windows Device Manager or third-party driver software often groups these terms together because Realtek utilized a unified driver architecture for many years. A single software package frequently contained configuration files ( .inf ) for the 8139, the 810X family, and early Gigabit controllers simultaneously. Do Windows 10 Native Drivers Support This Hardware?

Right-click the Realtek adapter (or "Unknown device") and select . Choose Browse my computer for drivers .