

So in this case, you need to update Realtek PCIe GBE Family Controller driver to fix this issue. After upgrade, it might possible that the driver is not compatible with current Windows OS version. Sometimes, problems with Ethernet occur after upgrading your device to Windows 10 possibly due to driver compatibility issues. In this case, you can turn OFF power management from the Network Card options in ‘Device Manager’ to fix. One user reported that when Windows 10 installs or upgrades something, it usually changes the power management settings on his hardware devices, and this might be the reason why there are issues with the installation of Realtek drivers. If this driver is missing, corrupted or outdated, and/or not compatible with Windows OS, then you can face several network related issues in your computer. Here, ‘FE’ stands for ‘Fast Ethernet’.Īs mentioned, “Realtek PCIe GBE Family Controller” is driver software associated with LAN hardware on your motherboard. But if your Realtek PCIe FE Family Controller is 10/100M network device, then it can deliver up to 100MB/second of internet speed. For example, if your Realtek Network Interface Controller is 2.5G Gigabit Ethernet, then it can deliver up to 2.5GB per second, while if it is 10/100/1000M Gigabit Ethernet, the maximum speed is 1000MB/sec. The speed of Realtek PCIe GBE Family Controller can vary according to types of Gigabit Ethernet you use. This controller driver is available for both 64-bit and 32-bit Windows Operating System. This driver also controls the wired network of your computer, which is “Realtek Gigabit Network Controllers”. “ Realtek PCIe GBE Family Controller” is essential driver to communicate your LAN hardware on motherboard with Operating System installed in your computer.
