Go to Settings>Update & Security>Windows Update>Check for Updates (recommend that you alwaysĢ) If it is not the latest version, what's the last update on the machine? (Go to Settings>Update & Security>Windows Update>Advanced Options>view update history)ģ) Run cmd prompt (admin) with the following 'netcfg –s n'.
You could try updating to the latest version.
Correct?ġ) Which version of Windows 10 are you running? We just released a new version yesterday with updates, fixes, etc. As long as you remain on WiFi you can navigate the web without issue. Meaning you are able to navigate with WiFi without any issues (no IP configuration issues), but when switching to an Ethernet connection the followingĮrror pops: "doesn't have a valid IP configuration". To clarify, you are not experiencing any issues with WiFi on the aforementioned machine. : Bluetooth Device (Personal Area Network) : 75.114.81.1Įthernet adapter Bluetooth Network Connection:ĭescription. : Thursday, Novem4:33:24 PMĭefault Gateway. Wireless LAN adapter Wireless Network Connection:ĭescription. : Microsoft Hosted Network Virtual Adapter
Wireless LAN adapter Local Area Connection* 3: Note that it does not show aĭefault gateway for the Ethernet adapter and that a Autoconfiguration IPv4 Address is being generated: I have downloaded and installed the latest realtek driver form the company website: Restart the computer to complete this action.Ĭ:\WINDOWS\system32> netsh int ipv6 reset reset.logĪfter completing the above reset actions, I rebooted and nothing has changed, the Ethernet adapter still does not work. You must restart the computer in order to complete the reset.Ĭ:\WINDOWS\system32> netsh int ipv4 reset reset.log All rights reserved.Ĭ:\WINDOWS\system32> netsh winsock reset catalog I have also tried this: Type the following commands in the Command Prompt window and press Enter after each line: Ipconfig /flushdns, ipconfig /release then ipconfig /renew, etc. I have searched through all the Microsoft Windows 10 community forums and nothing found there works, including When I use Windows Networkĭiagnostics, it reports the problem as “Ethernet” doesn’t have a valid IP configuration. Inside Control Panel>Network Connections, it shows Ethernet as: Unidentified Network, Realtek PCle FE Family Controller. Third laptop uses a different ethernet controller and works fine.įrom this point forward, all info refers to my main laptop which is one of the two above that have this issue. Both those laptops have the same LAN controller type, Realtek PCLe FE Family Controller.
After installing the upgrade to Windows 10 Home from Windows 7, my Ethernet connection does not work on two of my three laptops.