Home Guides Ethernet doesn’t have a valid IP configuration [Solved]

Ethernet doesn’t have a valid IP configuration [Solved]

by Naseem Kaloo
Ethernet Does not have valid IP Configuration - Solved - Team Touchdroid

You open your PC & suddenly, Ethernet doesn’t have a valid IP configuration pop-up. As an added perk, it ruins your day.

So, do you know this Error can be fixed without calling a technician for help?

Firstly, we will discuss a few basics & then take you to a stepwise solution. Anyone can do it in no time, so you can.

Key Takeaway

When does this Error occur?

Usually, Ethernet doesn’t have a valid IP configuration is an error that occurs when something is wrong with your NIC (Network Interface Card).

The NIC is connected via an Ethernet Cable to your modem or router. When the NIC is unable to obtain valid IP addresses, it shows this Error.

Your Windows OS fails to receive necessary IP addresses from the DHCP (Dynamic Host Configuration Protocol). When Ethernet doesn’t have a valid IP configuration show up, DHCP fails to connect to the Network. Additionally, your computer cannot be assigned an IP address & you’re unable to connect to the internet.

So, if you’re a non-IT person, you must be scratching your head. Let us brief it further.

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What is an IP address?

An IP (Internet Protocol) is an address via which your computer is detected on the Network. It’s necessary to have a valid IP address for a system, be it desktop or smartphone, to operate the web using the internet.

Sometimes, a router or NIC gets non-functional due to certain reasons and thus result in an incorrect IP address configuration. Hence, you face this problem.

In a nutshell, outdated, faulty, and incorrect network configurations cause this Error. But, you don’t need to worry at all. It takes a few steps & you’ll fix it like a pro.

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5 Easy Fixes for “Ethernet doesn’t have a valid IP configuration” Error

  1. Restart your Router/Modem or Reboot System

Let’s start with the simplest & most effective solution to this Error. Firstly, restart your system with Windows > Restart. Secondly, wait for your system to restart completely. Lastly, see if your PC is connected to the internet successfully.

restart modem

Image Source: Google

Restarting your system means performing Fast Startup. When you do this, settings reload from system memory called cache. It reduces boot & startup time.

Do you know? Many users got this error fixed without doing anything else by just restarting their system.

If the Error still appears after restarting the system. Try restarting your Router/Modem by turning off switches. Next, you should wait for at least 2 to 3 minutes before you switch them on again. In this scenario, your system should be active. Only then you’ll see if you can connect to the internet or not.

While using Windows 10, you may try to disable Fast Startup to fix this Error. Here are the steps to disable it:

  • Right-click on Start Menu > Go to WinX Menu.
  • Click on Power Options in WinX Menu
  • See the left pane & select. Choose what the power button does.
  • Click Change Settings that are currently unavailable
  • Go to the bottom of this Window & uncheck the checkbox beside Turn on fast startup (recommended)
  • Click the Save changes button.
  • Close the System Settings
  • Restart your system
  1. Clear Network Cache

We’ve tried the simplest method above. If it doesn’t work for you, let’s seek help from the command prompt.

Follow these steps & you’ll end-up resetting TCP/IP to solve this Error:

  • Press Windows button + R from your keyboard > type cmd > Enter.
  • You may type Command Prompt in Windows Search > Enter. With either method, your command prompt will open.
  • Type the following commands one by one in your command prompt
ipconfig /flushdns

ipconfig /renew

nbtstart –R

not start –RR

netsh int ip reset c:\resetlog.txt

netsh Winsock reset
  • You’ll get the message – ‘Successfully reset the Winsock Catalog. You must restart the computer in order to complete the reset.’
  • Now restart your computer
  • Again press Win + R & type Control Panel
  • Go to Network and sharing center > Change adapter settings
  • Right-click on Ethernet Hardware & select Disable
  • Again right-click on Ethernet Hardware & select Enable
  • Now restart your computer once again
windows-7-ipconfig-flushdns-to-solve-Ethernet doesn’t have a valid IP configuration

Image Source: Google

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  1. Manually configure TCP/IP settings

You can also configure the IP address and DNS when automatic settings for IP & DNS are not fixed. Also, you don’t necessarily change both, but if IP fails to configure, you’ll have to configure DNS too.

Here are the steps to do it:

  • Press Win + R for Run prompt
  • Type cpl > hit Enter. It will open the network management window.
  • Right-click on your current network connection and select Properties.

Properties Window in Network Connection Settings

  • In the Properties window, select TCP/IPv4 & click Properties.

IPv4 Settings

  • Select ‘Use the following IP addresses.’ You may see your router’s LAN IP address as; you can enter 192.168.1.x. Here, x is any number ranging between 2 to 253. Your subnet mask should be, while the default gateway should be set as
  • Now select ‘Use the following DNS Server addresses’ & type the DNS server IP address provided by your ISP. You can type or as primary & secondary DNS alternatives.


  • Click Apply
  • Then Click OK
  • Run your browser & see if the issue is resolved.

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  1. Update/Reinstall Network Adapter Driver

Network adapter driver is a device driver that guides OS & other software with how to interact with particular hardware. You can consider it as a translator between hardware & software.

When the communication between to and fro passing of data between hardware and software, the device may not perform as expected. This can also happen if the appropriate driver is not installed.

Fix corrupt Network Adapter - Ethernet doesn’t have a valid IP configuration

Image Source: Google

Let’s try to reinstall a Network Adapter Driver. Follow these steps:

  • Open Device Manager by right-clicking on the Start button > select Device Manager
  • You’ll see a list of devices connected to your computer. Look out for Network Adapters, expand it & select Uninstall from the dropdown.
  • Confirm by selecting OK & also check the checkbox beside Delete, the driver software for this device.
  • Restart your system
  • Once your PC restarts, you’ll see if your problem is fixed

If the problem persists, perform the steps below:

  • Go to Device Manager
  • Right-click on your computer name
  • Select Scan for Hardware Changes
  • It will display if any drivers are missing
  • Here, you’ll have to update Network Adapter Drivers
  • Jump to Network Adapter
  • Right-click on Network Adapters > Update Driver
  • Windows will show two options: Search automatically for updated driver software & Browse my computer for Driver Software
  • Select the first option if you don’t have any driver to use from your remote device & your OS will run an automatic driver search
  • If you have drivers downloaded in your system, select the second option

Do you know? You can also use third-party software to perform driver updates. Snappy Driver Installer is one of the most popular installers you’ll love to use.

Note: The above-mentioned steps in this process will run successfully for both 32-bit and 64-bit Windows 10, Windows 8, Windows 7, Windows Vista, and Windows XP.

  1. Disable Antivirus Temporarily

If none of the above methods work, you can try this one. Antivirus may cause Ethernet doesn’t have a valid IP configuration error.

You will not want to kick Antivirus away from your system because of this issue. But you can surely disable it temporarily to solve this Error.

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The Bottom Line

Ethernet connection problems are common in any PC running Windows 10 or other OS versions. We hope this guide helps you to get your internet up and running without any trouble. Lastly, if you need further help, check out videos on Youtube with the same search term Ethernet doesn’t have a valid IP configuration.

Moreover, remember that we keep sharing such useful blogs.

Hence, you can arrive on this site & get some amazing tips, guides, technology-related reads, and more.

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