Check the box next to . Select Windows 7 or Windows 8 from the drop-down menu.
If you cannot find the driver on your manufacturer's site, you can try the official Realtek sources. Note that Realtek's own website can be difficult to navigate.
Why? Because you are dealing with two distinct generations of Realtek networking chips that, due to driver packaging history, have become inexplicably linked.
Install_Win10_10069_08022024.zip (or similar dated version).
If your network adapter is listed as , this guide will help you install the correct driver to restore internet connectivity in Windows 10. 1. Understanding Your Realtek Hardware realtek rtl8139 driver 810x family pci-e gigabit windows 10
To help me provide more tailored information, please let me know: What (if any) are you seeing in Device Manager, or what is the exact Hardware ID of your network card? Share public link
Legacy Realtek cards sometimes drop connection when downloading large files on modern operating systems.
You can buy a modern, natively supported PCI-Express Gigabit Ethernet Card (1000 Mbps) or a USB 3.0 to Gigabit Ethernet Adapter online for less than $15. These modern upgrades feature true Realtek RTL8111 or Intel chipsets, which Windows 10 and Windows 11 recognize instantly without downloading a single file.
Uncheck the box that says . Click OK and restart your computer. Resolve Capped Internet Speeds Check the box next to
Windows 10 often includes for the RTL8139 series, meaning the card may work as soon as it is plugged in without any manual downloads. If your device is not recognized, follow these steps: Realtek Rtl8139/810x Family Fast Ethernet NIC - GlobalSpec
If you have installed the driver but your connection is dropping, slow, or shows an error, tweak these settings in Windows 10 to stabilize the link. Disable Power Management Sleep States
It looks like you’re searching for a for a network adapter described as Realtek RTL8139 / 810x Family PCI-E Gigabit Ethernet .
Click Browse , navigate to your extracted folder, look for an .inf file (e.g., rt640x64.inf or netrtx64.inf ), click Open , and then hit OK . Note that Realtek's own website can be difficult to navigate
Realtek RTL8139D 10/100M Low-Profile Fast Ethernet Network Interface Card NIC (Driver Download) ₹2,814.00 desertcart.in Go to product viewer dialog for this item.
: The RTL8139 series is limited to 100 Mbps . If you have a Gigabit connection, the card itself may be the bottleneck, regardless of the driver.
These controllers provide a reliable, low-cost connection and are often listed in Device Manager as a (GbE stands for Gigabit Ethernet).
There is a common point of confusion reflected in searches like "RTL8139 driver 810x family pci-e gigabit." Let’s break down the technical specifications to understand why "RTL8139" and "Gigabit" do not actually belong together: