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Detection Error Reported When Dell Adapter USB-C to Ethernet (PXE Boot) Is Connected

Summary: The following article provides information about a Windows not detected error message. It appears when the Dell Adapter USB-C to Ethernet (Preboot Execution Environment (PXE) Boot) is connected. ...

This article applies to This article does not apply to This article is not tied to any specific product. Not all product versions are identified in this article.
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Symptoms

Note: This article is no longer being maintained or updated.

Dell USB Type-C to Ethernet dongle not connected error

 

The Windows operating system may report the following error messaging when you connect your Dell Adapter USB-C to Ethernet (PXE Boot).

Task Sequencing Error
Failed to find a valid network adapter.
For more information, contact your system administrator or
helpdesk operator.

 

Cause

This has been identified as a driver issue.

Resolution

Note: You must have administrator rights on your laptop to make any operating system changes or update any software.
  1. Browse to https://www.dell.com/support/drivers.
  2. Identify your Dell laptop.
    1. Select your Dell dongle from the catalog.
  3. Update the Network driver to Realtek USB Gigabit Ethernet (GBE) Controller driver, version 2.45.2021.825 A21 or later. Use the instructions in the following link to download and install the Realtek-USB-GBE-Ethernet-Controller-Driver_RXYCC_WIN_2.45.2021.824_A21_04.exe install file see:


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Affected Products

G Series, Alienware, Inspiron, Latitude, Vostro, XPS, Latitude Tablets, XPS Tablets, Dell Adapter USB-C To Ethernet
Article Properties
Article Number: 000194004
Article Type: Solution
Last Modified: 30 Apr 2025
Version:  5
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