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Lenovo USB 2.0 Ethernet Adapter Software for Windows 7 (32-bit, 64-bit) - ThinkPad Helix (Type 3xxx), X1 Carbon (Type 34xx)

Operating System
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Lenovo USB 2.0 Ethernet Adapter Software
6.54 MB
Windows 7 (32-bit)
Windows 7 (64-bit)
README for Lenovo USB 2.0 Ethernet Adapter Software
8.08 KB
Windows 7 (32-bit)
Windows 7 (64-bit)

This package installs the software (Lenovo USB 2.0 Ethernet Adapter Software) to enable the following device:

  • Lenovo USB 2.0 Ethernet Adapter

Refer to marketing materials to find out what computer models support which devices.

If this package has been installed, updating (overwrite-installing) this package will fix problems, add new functions, or expand functions as noted below.


Supported ThinkPad Systems
Supported Operating Systems
Summary of Changes
Installation Instructions
Uninstallation Instructions
Determining which version is installed


Supported ThinkPad systems
  • Thinkpad Helix (Type 3xxx)
  • ThinkPad X1 Carbon (Type 34xx)
Supported Operating Systems
  • Microsoft Windows 7 32-bit, 64-bit
Summary of Changes


  • < > Package version number
  • [Important] Important update
  • (New) New function or enhancement
  • (Fix) Correction to existing function

Version /

  • (Fix) Specified the machine types of ThinkPad X1 Carbon (Machine types: 34xx).
  • (New) Added support for ThinkPad X1 Helix (Type 3xxx),X1 Helix (Type 3xxx) 3G.
  • (Fix) Fixed security vulnerability issue.
  • (Fix) Fixed an issue where Lenovo USB 2.0 Ethernet Adapter might not be  installed.  This software can correct the incorrect Vendor ID/Product ID of the adapter.

Version /

  • (New) Added support for Thinkpad Helix (Type 3xxx).
  • (Fix) Fixed an issue where the driver was not updated by over-write installation.
  • (New) Added instructions for touch screen model in this README document.    
  • (Fix) Fixed an issue where the spped was incorrect(10Mbps) in connection status if device was attached to a USB3.0 port.
  • (Fix) Fixed connectivity and copy failure or low speed issues when using Lenovo USB2.0 Ethernet Adapter upon accessing network's shared computers.

Version /

  • (New) Initial release for ThinkPad X1 Carbon (Type 34xx).
Installation Instructions


  • If your computer runs satisfactorily now, it may not be necessary to update the software. To determine if you should update the software, refer to the Determining Which Version is Installed section.
Manual Install

This section assumes to use Internet Explorer and Windows Explorer.

[Downloading file]

  1. Click once on the underlined file name. Once this is done, some pop-up windows will appear.
  2. Follow the instructions on the screen.
  3. In the window to choose Run or Save, click Save.
  4. Choose the folder you would like to download the file to and click Save. A different window will appear and the download will begin and complete. Once the download has completed, there may or may not be a message stating that the download completed successfully.

[Extracting file]

  1. Make sure to be logged on with an administrator account.
  2. Locate the folder where the file was downloaded.
  3. Locate the file that was downloaded and double-click it.
  4. Follow the instructions on the screen.
  5. In the Select Destination Location window, click Next. If you would like to select a different folder, click Browse.
  6. In the Ready to Install window, click Install. All the necessary files will be extracted to the folder selected in the step 9.

[Installing files]

  1. Make sure the checkbox next to "Install ..... now" is checked and click Finish.
  2. Follow the instructions on the screen to complete installation and restart the computer.

Finally delete the file saved in the step 4.

Silent Install

This is for system administrators' use only.

  1. Refer to the Manual Install section, and download and extract the file.
  2. In the step 11 of the Installing files section, uncheck the checkbox next to "Install ..... now", and then click Finish to cancel installation.
  3. At the command line, execute setup.exe with the -s option.
    Example: [Path where the files were extracted]\setup -s
Uninstallation Instructions


  1. Start Windows and logon with an administrator account.
  2. Click Start, then select Control Panel.
  3. Make sure "View by Category" is selected, and select Uninstall a program.
  4. Select "Lenovo USB2.0 Ethernet Adapter", and select Uninstall.
  5. Follow the instructions on the screen to complete uninstallation and restart the computer.
Determining which version is installed

[Windows 7]

  1. Click Start.
  2. [Mouse and Keyboard] Right-click / [Touch] press and hold Computer, and then select Properties.
  3. At the left pane, select Device Manager.
  4. Double-click / Double-tap the Network adapters category.
  5. Double-click / Double-tap Lenovo USB 2.0 Ethernet Adapter.
  6. Select the Driver tab.
  7. Check Driver Version.

  • Alias ID:
  • Document ID:DS030606
  • Last Updated :19 Nov 2014
  • (c) 2015 Lenovo