Broadcom 43142 Wireless LAN Adapter Software for Windows XP - Notebook
NameOperating SystemVersionReleasedAdd to
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Broadcom 43142 Wireless LAN Adapter Software
24.24 MB Jan 2013
README for Broadcom 43142 Wireless LAN Adapter Software
8.06 KB Mar 2013

This package installs the software (Wireless LAN driver and utility) to enable the following device.

Device name Device name in the Device Manager
Network Controller 1x1 11b/g/n Wireless LAN PCI Express Half Mini Card Adapter


Supported Systems
Supported Operating Systems
Summary of Changes
Installation Instructions
Uninstallation Instructions
Determining which Version is Installed


Supported System
  • Lenovo B475e, B575e, B480, B580, B490, B590
  • Lenovo E49
  • Lenovo V480, V480c, V480s, V580, V580c
  • Lenovo M490, M490s, M495
  • Thinkpad Edge E330, E335
  • Thinkpad L330
  • Zhaoyang K29, K49, E49
  • Zhaoyang K4350


Supported Operating Systems
  • Microsoft Windows XP


Summary of Changes


  • < > Package version number
  • (   ) Build ID for administrative purpose
  • XP  Windows XP
  • [Important] Important update
  • (New) New function or enhancement
  • (Fix) Correction to existing function


  • (New) Added support for Zhaoyang K4350.
  • (New) Added support for Lenovo B480, B580, V480, V480c, V580, V580c
  • (New) Added support for Lenovo B475e, B575e,
  • (New) Added support for Lenovo B490, B590
  • (New) Added support for Lenovo M490, M495
  • (New) Added support for Lenovo V480s
  • (New) Added support for Thinkpad Edge E330, E335
  • (New) Added support for Thinkpad L330
  • (New) Added support for Zhaoyang K29, K49, E49, Lenovo E49.
  • (New) Initial release for Lenovo M490s.
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 administrative privileges.
  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 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 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
Manual Uninstall

[Windows XP]

    1. Start Windows and logon with an administrator account.  
    2. Click Start, then click Control Panel.  
    3. Make sure "View by Category" is selected, and click Uninstall a program.  
    4. Select ThinkPad Wireless LAN Adapter Software, and click Uninstall or Uninstall/Change.  
    5. Follow the instructions on the screen to complete uninstallation and restart the computer.


      Determining which Version is Installed
      1. Click Start, then click Control Panel.
      2. Make sure View by Category is selected, and click Uninstall a program.
      3. Click Organize, select Layout, then select Details Pane. The Details Pane will be shown at the bottom of screen.
      4. Select ThinkPad Wireless LAN Adapter Software.
      5. Check the product version in the Details Pane.


      If you are unable to find what you are looking for, please do try the following options:
      1. Lenovo Assisted Search
      2. Product usage and general troubleshooting tips
      3. Lenovo Support Forum
      4. Technical Support Call Centre

      Country Availability
      Document ID : DS033711
      Last Updated :
      Copyright © Lenovo 2013, all rights reserved
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