Win 11 Network Adapter Error – How to Fix Details

The network adapter plays an important role in connecting to the Internet on Windows 11. Thanks to it, users can access Wi-Fi or Ethernet networks stably. However, there are many cases where the network adapter fails in Win 11 , causing disconnection or intermittent connection, affecting work, study and entertainment when using the device. TipsMake will help you fix this problem right away.

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Instructions on how to fix network adapter errors in Win 11

There are many different reasons for the Ethernet adapter being disabled, not connecting, not working on Windows 11. For example, the adapter has been turned off, the driver has not been updated, the configuration settings are incorrect, the application conflicts. Therefore, there are many different ways to handle Ethernet connection errors for Windows 11 laptops. Specifically as follows:

Some basic solutions when the network adapter fails

First, try these simple but incredibly effective tricks :

1. If you are using a network cable, make sure that the network cable is firmly plugged into the Ethernet port, and make sure that the connection port is appropriate. You should also check the cable for signs of damage. This can also be the reason why the adapter is not connecting.
2. Restarting your modem/router is also a good idea. Try turning off your modem, waiting a few minutes, and turning it back on, then check if the adapter is working properly.
3. Restarting your computer is a small but powerful trick. It's simple, but it's the quickest way to fix unexplained errors, including Ethernet not connecting.

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Enable Ethernet adapter

Sometimes it may be because Ethernet is not enabled, so it does not work. You need to enable it by pressing the Windows + R key combination > Enter the keyword ncpa.cpl in the Open box and press OK .

Once the Network Connections window appears, locate your Ethernet adapter and check to see if it is grayed out. If the Ethernet icon is grayed out, it is disabled. Right-click on the Ethernet option and select Enable from the pop-up menu.

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Update Ethernet Driver

1. 1 : Press Windows + X key combination > Select Device Manager .
2. 2 : Double click on Network adapters to expand.
3. 3 : Right-click on the Ethernet adapter > Select Update driver to update > Continue to select Search automatically for drivers to be updated automatically.

NOTE: If it doesn't work, repeat the above steps and select Uninstall device to uninstall the network adapter driver. Then, restart your computer so that the device automatically updates the missing driver. Check if the error has been resolved.

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Run the Network Adapter troubleshooter

Running the Network Adapter troubleshooter is an effective solution if the above methods do not help you solve the problem.

1. 1 : Press Windows + I to open Settings > Select System > Troubleshoot .
2. 2 : Click on Other troubleshooters > Find the Network Adapter line > Click Run next to it.
3. 3 : When the troubleshooter starts running, tick Ethernet as shown and click Next > Wait for the troubleshooting process to complete and check for problems.

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Reset network settings to fix network adapter errors

1. Similar to the above method, you also press Windows + I to open settings and then navigate to the path: Network & internet > Advanced network settings .
2. Go to More settings > Select Network reset > Click the Reset now button next to the line ' Network reset ' > Click Yes to accept and wait for this process to complete.

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TipsMake has revealed useful solutions when the network adapter fails in Win 11. Wish you success!

Samuel Daniel

Update 13 March 2025