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One of the most interesting technical aspects of this specific driver on Windows 10 is

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.

The Realtek RTL8139 is a popular Ethernet controller chip used in many network interface cards (NICs). If you're using a device with this chip, you'll need to install the correct driver to ensure proper functionality. Here's a step-by-step guide to help you install and troubleshoot the Realtek RTL8139 driver on Windows 10 for the 810x family PCI-E Gigabit Ethernet adapter.

While the is a legendary line of network controllers, using it on modern Windows 10 systems is often a mixed experience. It's important to note that the RTL8139 is technically a Fast Ethernet (10/100 Mbps) chip, whereas the "Gigabit" (1000 Mbps) capability belongs to its newer cousins like the RTL8111 series . Review: Realtek RTL8139/810x Driver for Windows 10 Pros: