Ethernet Doesn’t Have A Valid IP Configuration Windows 10 [FIX]

Problems like ethernet doesn’t have a valid IP configuration are common among Windows users. As the name says, this issue is related to the ethernet and the IP assigned to it. When you connect to the internet, DHCP (Dynamic Host Configuration Protocol) assigns an IP to your network card, when it can’t you will get ethernet doesn’t have valid IP configuration error. If you are using LAN to access the internet, then you might need to fix ethernet invalid IP configuration problem asap. You will stay disconnected from the internet as long ethernet doesn’t have a valid IP configuration Windows 10 problem stays on your system.

How To Fix Ethernet Doesn't Have A Valid IP Configuration

Here in this post, we are going to tell you everything about the ethernet does not have a valid IP configuration and will tell you how to fix it. Some of these methods can also be followed even if you are getting wireless network connection doesn’t have a valid IP configuration problem. We will recommend you to follow the steps to fix no valid IP configuration on the ethernet one by one. Don’t forget to restart your device after applying every ethernet doesn’t have a valid IP configuration solution to check if the problem has been fixed. So, let’s start with the ethernet invalid IP configuration problem fix.

What Does Ethernet Does Not Have A Valid IP Configuration Mean?

Ethernet doesn’t have valid IP configuration is basically an error related to the ethernet adapter. Each PC has this part and when the system fails to register an IP address for that adapter, you will get this error. When your WAN port fails to do so, you will get an error stating WiFi doesn’t have a valid IP configuration. Both of these are the same but related to different networking parts. Not only hardware but sometimes no valid IP configuration on the ethernet can be caused because of faulty software, wrong Windows settings, and outdated drivers.

Ethernet 2 Doesn’t Have Valid IP Configuration Causes

As we said above, “ethernet” doesn’t have a valid IP configuration can be caused by both the hardware and software. Though most of the time it can be solved pretty quickly and you don’t really have to be a techy person to do that. Just some changes to your system files and hardware, and you are good to go. Some of the most common causes of ethernet 3 doesn’t have a valid IP configuration are:

  • Outdated or faulty network adapter drivers.
  • Issues with the modem or router.
  • Wrong system settings.
  • Using incorrect network adapter.

How To Fix Ethernet Doesn’t Have A Valid IP Configuration

Restart Router, Modem, and Computer

You already know what does ethernet doesn’t have a valid IP configuration mean. To fix this problem you can simply restart your router, modem, or computer itself. We will recommend you restart all of them since problems can be caused by any device. This is far most the best way to fix ethernet does not have a valid IP configuration problem along with Device Descriptor Request Failed error.

To restart your modem or router, turn off or unplug the power adapter, then wait for about 15-20 seconds. Then plug it back in and try connecting your internet again. You can also create a new connection this time and delete all other previous network connections. This can be done via Control Panel on Windows.

Clear Network Cache

One quick way to fix ethernet doesn’t have a valid IP configuration Win 10 error is to clear the network cache. You must clear the cache of the internet and other apps often as it keeps everything fresh and prevents errors from popping on your device. Here’s how you can do it

  • Click on the Start button and type CMD.
  • Right-click on CMD and open as Administrator.
Run CMD As Administrator
  • Now, type and run these 3 commands one by one.
ipconfig /release
ipconfig /flushdns
ipconfig /renew
  • Once done, restart your system to make changes.
  • Try connecting internet again to see if the problem has been solved.

Disable The Fast Startup Setting

You can disable fast startup if you are experiencing ethernet 2 doesn’t have a valid IP configuration. This particular setting can disable or change a lot of settings and Windows might encounter various issues like this. You can disable fast startup without affecting any programs and check if this was the real issue behind this error. Here is how you can do it:

  • First of all, open Control Panel.
  • Go to Power Options.
  • Select Choose What The Power Buttons Do.
Choose What The Power Buttons Do
  • Click Change Settings That Are Currently Unavailable.
Change Settings That Are Currently Unavailable
  • Under Shut-Down Settings, uncheck Turn On Fast Start-Up option.
  • Click on Save Changes and restart your device.
Disable Fast Start-up

Update Network Adapter Drivers

If you are getting ethernet doesn’t have a valid IP configuration Unidentified network Windows 10 error, then you might need to update network adapter drivers as well. You can do it easily via the Device Manager. You can also scan computers for missing drivers via Device Manger and no third-party tool is required to do that. Here’s how you can update networking drivers using Device Manager.

  • Press Windows Key + X and click on Device Manager.
  • Expand the Network Adapters option.
  • Right-click on your Ethernet Adapter.
Update Network Adapter Drivers
  • Click on Update Driver.
  • Select Search Automatically For Drivers.
Search For Drivers

Wait for Windows to search for the latest network adapter drivers on the internet and install them for you. You can also click on Browse My Computer For Drivers if you have the latest executable driver files on your local storage.

Configure Network Adapter Settings

If your internet doesn’t have a valid IP configuration then you can configure the IP manually. This can be done via Network Settings on the Control Panel. Here is how you can apply a custom IP address and DNS settings to your adapter.

  • First of all, press Windows Key + R to open the RUN box.
  • Type ncpa.cpl and press Enter.
  • Right-click on your Ethernet Adapter and select Properties.
  • A new window will pop up on your screen
  • In both options select:
Obtain an IP address automatically
Obtain DNS server address automatically
Obtain IP DNS Automatically
  • Click on OK to save changes and restart your system.
  • If they are already selected, then you can enter the following IP and DNS in those fields. Select Use The Following IP/DNS Address and enter:
IP Address: 192.168.1.15
Subnet Mask: 255.255.255.0
Default Gateway: 192.168.1.1
Custom IP Address
Preferred DNS Server: 8.8.8.8
Alternate DNS Server: 8.8.4.4
Custom DNS Server
  • Once done, click on OK to save changes and restart your system.

Reset TCP/IP Settings

Windows ethernet doesn’t have a valid IP configuration problem can also be fixed by resetting TCP/IP settings. Again, you will have to use the CMD to perform this action. Here’s how to reset TCP/IP settings on Windows using Command Prompt.

  • Open CMD with Administrative privileges.
  • Now, run these two commands one by one:
netsh Winsock
reset netsh int IP reset
  • Once you have executed both commands, restart your system to make changes.

Use IPv4 Settings (Disable IPv6)

One of the best ethernet doesn’t have a valid IP configuration Windows 10 fix is to disable the IPv6. By default, the Windows systems are configured to use the IPv4 protocol but because of some programs or settings, your protocol might have changed. Reversing it back will fix this issue right away. Here’s how you can change IPv6 to IPv4 on Windows:

  • Open Control Panel -> Network and Internet -> Network and Sharing Center.
  • On the left side, click on Change Adapter Settings.
  • Right-click on the Ethernet and select Properties.
Ethernet Properties
  • Find Internet Protocol Version 6 (TCP/IP).
  • If it is Checked, then Uncheck it.
Disable IPv6
  • Click on OK to save changes and restart your system.

Assign MAC Address To Network Card

If you know what does it mean when it says ethernet doesn’t have a valid IP configuration then you can fix this problem yourself. Yes, entering the MAC address manually can fix this issue as well. Here’s how you can change the MAC address of your network connection to match your system’s MAC address.

  • Press Windows Key + R to open the RUN box.
  • Type CMD in it and press Enter.
  • In CMD, enter the ipconfig/all command and press Enter.
IPConfig Command CMD
  • Note down the Physical Address from the list.
Ethernet MAC Address
  • Now, open Control Panel -> Network and Internet -> Network and Sharing Center.
  • On the left side, click on Change Adapter Settings.
  • Right-click on the Ethernet and select Properties.
Ethernet Properties
  • Now, click on Configure button and navigate to the Advanced tab.
Ethernet Configure
  • Click Network Address and enable Value option.
  • Enter the MAC Address you’ve noted above in the value field.
Enter MAC Address
  • Click on OK and restart your system to make changes.

Disable Antivirus Software

If you are using antivirus software, there are chances that it might be blocking the internet to change your network settings. Many software comes with options to control the network and it can be an issue behind why you are getting ethernet or wireless network connection doesn’t have a valid IP configuration. If you are using third-party security software, then disable it once and restart your system to check if the problem has been resolved.

Update BIOS

If your Windows 10 ethernet doesn’t have a valid IP configuration is not yet fixed, then you can try updating your BIOS to the latest version. Depending on your PC manufacturer, you will have to update it. The process remains different for the different motherboard and device manufacturers. Here’s how to find your BIOS version:

  • Press Windows key.
  • Type “msinfo” (without quotes).
  • Press Enter.

Once you know about the details of your BIOS, you can visit its manufacturer’s website to know about the latest version. Here’s a video guide about how to update BIOS on Windows.

Final Words

So, this is all about how to fix ethernet doesn’t have a valid IP configuration and we hope are able to fix this issue by now. There are more methods available to fix ethernet doesn’t have a valid IP configuration Windows 10 but the methods we have mentioned above works best among all.

We will keep this post updated with more ethernet doesn’t have a valid IP configuration 2021 solutions, so keep visiting Danial Tech Blog to know about them. If you are facing issues in following any method mentioned here or you have questions about ethernet doesn’t have a valid IP configuration Windows 7, feel free to ask us.

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