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A stable Ethernet connection is essential for seamless internet connectivity and efficient data transfer on Windows 11 PCs. However, encountering Ethernet connection issues can disrupt your workflow and hinder online activities. In this article, we will provide you with a comprehensive guide to troubleshooting common Ethernet connection problems in Windows 11.


Whether you're experiencing slow speeds, intermittent disconnections, or a complete loss of connectivity, the following steps will help you diagnose and resolve the issues, ensuring that your Ethernet connection remains reliable and efficient.


Unlocking Seamless Internet: Solving Ethernet Connection Problems in Windows 11
Windows 11 Ethernet Connection Troubleshooting: Your Go-To Resource


Resolve Ethernet Connectivity Problems in Windows 11: Expert Tips and Solutions

Before you start

  1. Ensure that your Ethernet cable is properly connected to both your computer and the router or modem.
  2. Verify that your Ethernet adapter is compatible with Windows 11 by visiting the manufacturer's website and checking for driver updates specifically designed for Windows 11.
  3. Make sure your Ethernet cable is not damaged. Try using a different cable to rule out any cable-related issues.



Step 1: Check Network Adapter Settings

  1. Press the Win key + X and select "Device Manager" from the menu that appears.
  2. In the Device Manager window, expand the "Network adapters" category.
  3. Right-click on your Ethernet adapter and select "Properties".
  4. In the Properties window, navigate to the "Advanced" tab.
  5. Look for options such as "Speed & Duplex" or "Link Speed" and ensure that they are set to "Auto" or an appropriate value based on your network infrastructure.
  6. If there are any other relevant options, verify that they are properly configured. If unsure, consult your network administrator or refer to the adapter's documentation.



Step 2: Update Ethernet Adapter Driver

  1. Open the Device Manager as described in Step 1.
  2. Right-click on your Ethernet adapter and select "Update driver".
  3. Choose the option to automatically search for updated driver software.
  4. If Windows finds a newer driver, follow the on-screen instructions to install it.
  5. If Windows doesn't find an updated driver, visit the manufacturer's website and download the latest driver specifically designed for Windows 11.
  6. Once downloaded, run the installer and follow the prompts to update the Ethernet adapter driver.



Step 3: Reset TCP/IP Stack

  1. Press the Win key + X and select "Windows PowerShell (Admin)" from the menu.
  2. In the elevated PowerShell window, type the following command and press Enter: "netsh int ip reset".
  3. Wait for the command to complete, and then restart your computer.
  4. After the restart, check if the Ethernet connection is working correctly.



Step 4: Disable Power Management Settings

  1. Open the Device Manager.
  2. Locate your Ethernet adapter under the "Network adapters" category.
  3. Right-click on the adapter and select "Properties".
  4. In the Properties window, go to the "Power Management" tab.
  5. Ensure that the option "Allow the computer to turn off this device to save power" is unchecked.
  6. Click "OK" to save the changes.



Step 5: Check Network Firewall Settings

  1. Open the Windows Security app by searching for it in the Start menu.
  2. Click on "Firewall & network protection".
  3. Click on "Allow an app through firewall".
  4. Ensure that the applications or services related to your Ethernet connection are allowed through the firewall.
  5. If necessary, add the required applications or services to the list of allowed apps.




By following these troubleshooting steps, you should be able to resolve common Ethernet connection issues in Windows 11. Remember to check your network cables, update the Ethernet adapter driver, reset the TCP/IP stack, disable power management settings, and verify firewall configurations.


If the problem persists, you may need to contact your network administrator or seek further assistance from the manufacturer of your Ethernet adapter.


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