The Wired Network Adapter Still Cannot Connect

The Wired Network Adapter Still Cannot Connect


To help connect to your network, perform the following steps:

  1. Make sure the latest driver is installed, for more information refer to: How to Use the Drivers and Downloads Website.
  2. Try a known-good network cable make sure both ends of your Ethernet cable are securely plugged in to your computer and the router or modem).
  3. Touch and hold or right-click the network icon in the notification area of your taskbar (located in the lower right-hand corner), and then touch or click Troubleshoot problems and follow the instructions.
  4. Run the Dell Network Adapter Diagnostics (when you have some Internet connection on the affected computer).
  5. Run the Dell SupportAssist Optimize Network application.
    1. In the search box type, supportassist.
    2. Touch or click SupportAssist.
      Note: When SupportAssist does not appear in the list of application, you will need download it, either on the computer that has the issue (if possible) or to a USB memory key on another device that can reach the internet. For more information on how to obtain and install SupportAssist, browse to the SupportAssist for PCs and tablets page. You may need to provide the Service Tag or Express Service Code of your Dell computer or select your computer model from a list.

    3. Touch or click Optimize My System.
    4. Touch or click Optimize Network.
    5. Touch or click Run Now.
    6. After the Optimize Network is finished (the status bar will read 100%) touch or click the History tab.
    7. Touch or click the latest listing of Optimize Network (Manual) to review the results.

  6. Refer to the following Microsoft Knowledge base articles:
  7. Refer to the following articles corresponding to the browser installed on your computer.


When your computer is under warranty you may also contact Technical Support for assistance.





Quick Tips content is self-published by the Dell Support Professionals who resolve issues daily. In order to achieve a speedy publication, Quick Tips may represent only partial solutions or work-arounds that are still in development or pending further proof of successfully resolving an issue. As such Quick Tips have not been reviewed, validated or approved by Dell and should be used with appropriate caution. Dell shall not be liable for any loss, including but not limited to loss of data, loss of profit or loss of revenue, which customers may incur by following any procedure or advice set out in the Quick Tips.

Article ID: SLN135042

Last Date Modified: 07/24/2018 12:27 PM


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