How to Fix Ethernet Doesn’t Have a Valid IP Configuration

If you are Facing a trouble with Networking matter in which Ethernet Doesn’t Have a Valid IP Configuration. This Problem occurs due to DHCP is unable to get a Valid IP address from your Network Interference Card (NIC). In every computer there is a necessary to have a valid a IP configuration for communicating with Router and Operator in web. Hence, In this article We have given Methods and Solutions related to IP Address configuration with step by step instructions.

How to Fix Ethernet Doesn’t Have a Valid IP Configuration

Method 1 : Re-Installing TCP/IP Configuration

In this method we will install TCP/IP setting using Command Prompt and Fix Ethernet Doesn’t Have a Valid IP Configuration Error. Now you have to follow below steps .

Step 1:

First open your computer then go to Desktop. Now you have to Right click on windows Button and SelectCommand Prompt (Admin).

(You can also open command Prompt by another way. You have to Press WIN button + R and then In new window Type cmd and Press Enter)

Step 2:

  • Now You have to type command as netsh winsock reset and hit Enter
  • After, also type another command as netsh int ip reset and hit Enter
  • Now you have to Restart your PC to Apply these Changes.

Method 2 : Disable and Enable your Network Interface Card (NIC)

In this method, you have to go to Network setting and disable your Ethernet or Another Network adapter (NIC) which has a Problem. Then Ethernet Doesn’t Have a Valid IP Configuration error will be remove.

Step 1 :

First goto start menu and search for Run and hit Enter on it. OR  You also Open Run menu easily by pressing Windows key + R .

Step 2 :

Open the Run menu then type in it as ncpa.cpl and hit Enter on it. Then there will be new window open of Network connections and Setting.

Step 3 :

  • In this Network setting you have to choose a Network Adapter or NIC that has a Issue.
  • Now Right click on the NIC which has facing a Problem and click on Disable button

Step 4:

Wait for a Minutes and Again Enable It.

Step 5:

Now you have to Wait until you get IP address for your NIC

Step 6:

If the Issue is occurring again then Type the following commands in Command line.




Step 7:

Now Restart your PC to check the Problem solved or not.

Method 3: Check and Change Network Adapter Settings

In this method You have to check and change Network adapter settings in the Adapter properties. Through this method you can fix Ethernet Doesn’t Have a Valid IP Configuration error.

Step 1:

First open the Run by pressing WIN + R button and then Type ncpa.cpl in it and hit enter.

Step 2:

Again, there will be new Window open of Network Settings. In the Network Setting you have to Select Network Adapter.

Step 3:

Now you have Right click on Network Adapter and then select Properties.

Step 4:

In adapter Properties you have to select Internet Protocol Version 4 (TCP/IPv4) and then Click on Properties option.

Step 5:

In this step you have select Following options as Follows:

Obtain an IP address Automatically

Obtain DNS Server address Automatically

Step 6:

After doing this you have Restart your PC to apply changes and to Takes effects.

Method 4: Restart the Router and Check Ethernet Cable

 In this method You have to turn OFF your Modem or Router. And after a few minutes again you have to Restart your Router. Now you have to check on your PC for Valid IP configuration.

  • If this is also not working then Connect your Router to PC using different Ethernet Cables.
  • If this is still not work then you have to Setup New or Different Router.
  • If this Issue again occurs in good condition of Router and Ethernet cable then there is a Problem/issue in your Network Card. I suggest you to Show your Network card to Manufacturer or Replace the Network Card.

Method 5 : Reinstall Ethernet Drivers

In this method First, you have to Uninstall the Drivers of Ethernet Adapter After you have to again Install Driver of Ethernet driver. Follow the below steps to Uninstall and Install drivers. We hope that this method will Fix Ethernet Doesn’t Have a Valid IP Configuration Error.

Step 1:

First press Windows button + R and type in it as devmgmt.msc and hit Enter.

Step 2:

Now, New windows will be open as Device Manager.

Step 3:

In Device manager go to on Network Adapters tab.

Step 4:

And right click on it. Now you have to select on Uninstall tab.

Step 5:

Now you have to click on Ok button for confirmation

Step 6:

In this step you have to scan for Hardware Changes.

Simply go to Action Menu and then go for Scan for Hardware changes.

Step 7:

Finally Restart your PC to apply these changes.

Method 6 : Update your Drivers

In this method you have to Update your Network Adapter drivers. Simply follow below steps for Update your Drivers. This is the last method that can fix Ethernet Doesn’t Have a Valid IP Configuration Error from your Computer.

Step 1:

Press Windows button + R then type as devmgmt.msc  in it.

Step 2:

Now there will be New windows open of Device Manager.

Step 3:

In Device manager click to Expand the menu of Network Adapter. Then select a Network Adapter which is facing a problem and then Right click on Update Driver Software.

Step 4:

In new window select option as given below:

Browse my computer for driver software.

Step 5:

On next window you have to select as given Below:

Let me pick from a list of device drivers on my computer.

Step 6 :

Again, there will be new window open in which all drivers are listed. On this window you have to Update all given drivers listed one by one and see if it fixes the issue.

Step 7 :

If step 5 didn’t work successfully then you have to go on Manufacturers website to download latest Drivers. Consider, you have a Realtek Ethernet Adapter then you have to download Realtek Ethernet adapter drivers from their official website.

Step 8 :

Now Restart your PC to apply changes


Now you have successfully fix the problem about Ethernet Doesn’t Have a Valid IP Configuration issue. I Hope this article will very helpful for you. Follow the above steps perfectly to fix this issue. If you still again Facing a such kind of Problem then freely comment us below. We will reply you soon as much as possible.

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