AtherosAR9485WB-EG Wireless Network Adapter, Version for Microsoft® Windows® 7

This utility will install the originally shipped version of Atheros AR9485WB-EG Wireless Network Adapter for the Sony VAIO® computers listed below

*** The Atheros AR9485WB-EG Wireless Network Adapter is for the yellow exclamation showed as a name "Network Controller" in the Device Manager window if the driver is uninstalled.



This utility is only for use with the following Sony VAIO® Computers


Do not install this utility with any other model of computer (including other Sony computers sold worldwide).


During the installation of this update, be sure that you are logged in as the Administrator or as a user with Administrative rights.


To ensure that no other program interferes with the installation, save all work and close all other programs. The Taskbar should be clear of applications before proceeding.


It is highly recommended that you print out these instructions as a reference during the installation process.

Download And Installation Instructions

Please follow the steps below to download and install the AHDWLL-00254899-0042.EXE program.

  • Download the AHDWLL-00254899-0042.EXE file to a temporary or download directory (please note this directory for reference).
  • Go to the directory where the file was downloaded and double-click the AHDWLL-00254899-0042.EXE file to begin the installation.
  • At "User Account Control" click "Yes"
  • At "Select Country" please select the country you want for this installation click "Next"
  • At the "Atheros AR9485WB-EG Wireless Network Adapter for Microsoft® Windows® 7" and click "Next"
  • Read the Software License Agreement and click "I Agree"
  • At the "Finished" screen, click "Finish" .


If either a "Severe" error or "Software Status" message box appears, please check the list of Known Issues and Limitations.

The installation of the Atheros AR9485WB-EG Wireless Network Adapter is completed.

File Info

File Name


File architecture

  • 64 bit

File Size

  • 16.29 Mb

Release Date

  • 32-92-2011