Realtek PCIe 2.5GbE Family Controller Driver

Find and install the right driver fast

If your Ethernet is stuck at 100 Mbps, drops connection, or Windows shows a missing network adapter, you’re likely looking for the realtek pcie 2.5gbe family controller driver. Below is a clean, safe way to get the correct package for your system, plus clear install steps and fixes for common issues.

Device type: Network Adapters | Supported OS: Windows 7 32-Bit, Windows 8 32-Bit, Windows 10 32-Bit, Windows 11

Download - realtek pcie 2.5gbe family controller driver

Driver model: Realtek PCIe 2.5GbE Family Controller Driver

Device type: Network Adapters

Supported OS: Windows 7 32-Bit, Windows 8 32-Bit, Windows 10 32-Bit, Windows 11

Version:

Date added: 2025-10-31

Tip: Verify the adapter name in Device Manager matches Realtek PCIe 2.5GbE before installing to ensure compatibility.

Ready to get started? Click on the download link.

How to install

Troubleshooting common issues

- Adapter not detected: In BIOS/UEFI, ensure Onboard LAN is Enabled. In Device Manager, View → Show hidden devices and check for unknown Ethernet devices. - Code 10 or Code 28: Uninstall the device, check “Delete the driver software for this device,” reboot, then reinstall the realtek pcie 2.5gbe family controller driver. - Limited to 100 Mbps: Use Cat5e or better cables, plug into a 2.5G or 1G switch/port, and disable Energy Efficient Ethernet in the adapter’s Advanced properties. - No Internet after install: Reset TCP/IP - open Command Prompt (admin) and run: netsh int ip reset, then reboot. - Driver signature issue on older Windows: Ensure Windows is fully updated. For Windows 7, install SHA‑2 updates before installing modern drivers. - Windows replaced the driver: In Device Installation Settings, set to “No - let me choose,” then reinstall and reboot.

FAQ

Which operating systems are supported?
Windows 7 32-Bit, Windows 8 32-Bit, Windows 10 32-Bit, Windows 11 are supported for this Network Adapters driver.

How can I verify the driver installed correctly?
Open Device Manager → Network adapters. The Realtek 2.5GbE entry should show without warnings. Under Properties → Driver, the provider should be Realtek and the version field should be populated even if was blank before installation.

Will this help with unstable speeds or drops?
Yes - updating the realtek pcie 2.5gbe family controller driver often resolves duplex mismatches, EEE quirks, and power‑saving issues that cause drops.

Is this for desktop motherboards and PCIe cards?
Yes. If the NIC is Realtek 2.5GbE, this package fits both onboard LAN and add‑in cards, provided the device is a Network Adapters component.

What if I only have INF files?
Use the INF manual method above. It’s the standard way to install the realtek pcie 2.5gbe family controller driver without a setup program.

Why download from driverfiles.net

We focus on clean, trusted packages, clear versioning, and straight‑to‑the‑point instructions. Every listing highlights the device type, supported OS, and file details so you can match and install quickly. For the realtek pcie 2.5gbe family controller driver, that means fewer surprises and a faster, safer update path.