Notes:

• If you use ThinkVantage Access Connections, the following software must be installed.
  • ThinkVantage Access Connections for Windows XP/2000 version 5.10 or higher
  • ThinkPad Power Management Driver for Windows 98 SE/Me/2000/XP/ Vista version 1.51 or higher
    or
    ThinkPad Power Management Driver for SL Series version 1.44 or higher
  • ThinkPad Hotkey Features for Windows 98/98 SE/Me/NT 4.0/2000/XP version 1.24.0603 or higher
    or
    Hotkey Features for Windows Vista/XP/2000 version 2.09.0002 or higher
    (Note: Refer to each Hotkey package for which version to use.)
    
    
• If you currently use IEEE 802.1x authentication on Windows XP Service Pack 1 and do not use WPA encryption, Lenovo recommends you uninstall Q826942 (WPA Supplicant update rollup package in Windows XP) and Q815485 (WPA Wireless Security Update in Windows XP). This does not apply if you are running Windows XP Service Pack 2.
  
  To check if Q826942 or Q815485 is installed and to uninstall it:
  1. Start Windows XP and logon with administrative privileges.
     
  2. Click Start and then click Control Panel.
     
  3. Click Add or Remove Programs.
     
  4. Click Windows XP Hotfix (SP2) Q826942 or Windows XP Hotfix (SP2) Q815485 if it is listed under Currently installed programs.
     
  5. Click Remove and follow the instructions on the screen.
     Note:
     The above action will remove all the fixes within the update rollup package, Q826942. You may need to re-install the other specific hotfixes you expect for this rollup package.
     
     
• If you use Windows 2000, please stop the Microsoft Wireless Configuration service if it is already installed.

  To check if the service is installed and to stop it:

  1. Start Windows 2000 and logon with administrative privileges.
     
  2. Click Start, select Settings, and then click Control Panel.
     
  3. Double-click Administrative Tools then Services.
     
  4. Double-click Wireless Configuration if it is listed.
     
  5. Change Startup type to Disabled if it is not.
     
  6. Click OK.
     
     
• You may need to re-enter security information after updating the Wireless LAN driver.
  
  
• If you use Single Sign-On with the EAP-FAST authentication, Access Connections version 4.22 or higher is needed.

	Supported Operating Systems
	Summary of changes

Installation instructions

Determining which version is installed

The following operating systems are supported:

• Windows XP Home Edition, Professional
• Microsoft Windows XP Tablet PC Edition 2005
• Microsoft Windows 2000
  

Version 7.6.1.260b
(Driver version in Windows Device Manager)
7.6.1.260 (Windows XP)
7.6.1.260 (Windows 2000)

• (Fix) Fixed an issue where Access Connections might hang when modifying the Wi-Fi profile on Windows XP.

Version 7.6.1.184
(Driver version in Windows Device Manager)
7.6.1.184 (Windows XP)
7.6.1.184 (Windows 2000)

• (Fix) Fixed an issue that might cause ACS (Atheros Configuration Service) error.
• (Fix) Fixed an issue that caused PEAP-MSCHAP connection problems.

Version 7.6.1.149
(Driver version in Windows Device Manager)
7.6.1.149 (Windows XP)
7.6.1.149 (Windows 2000)

• (Fix) Fixed an issue that might disconnect 3270 emulator.

Version 7.4.2.134
(Driver version in Windows Device Manager)
7.4.2.134 (Windows XP)
7.4.2.134 (Windows 2000)

• (Fix) Installation failure with the ThinkPad 11a/b/g/n Wireless LAN Mini PCI Express Adapter for Japan (Japan SKU).
• (New) Support for ThinkPad W700ds (added).

Version 7.4.2.105
Driver version in Windows Device Manager
7.4.2.105 (Windows XP)
7.4.2.105 (Windows 2000)

• (New) Support for ThinkPad 11b/g Wireless LAN Mini PCI Express Adapter III.
• (New) Support for Access Connections 5.00
• (New) Support for ThinkPad SL400,SL500.
• (New) Support for ThinkPad SL300 (added).
• (New) Support for ThinkPad R400,R500,T400,T500,W500,X200 (added).
• (New) Support for ThinkPad W700 (added).
• (New) Support for ThinkPad X200s,X200 Tablet (added).
• (New) Support for ThinkPad T42,T42p (added).

Version 6.0.3.94
Driver version in Windows Device Manager
6.0.3.94 (Windows XP)
6.0.3.94 (Windows 2000)

• (New) Support for IEEE 802.11n Draft 2.0
  
• (Fix) The computer may fail to connect with wireless network after resuming normal operation from standby or hibernation mode in the battery mode.
  
• (Fix) The computer disconnects wireless connection after 3D screen saver started.
  Note: Known issues and solutions are:
  Wireless connection speed may be limited to 54 Mbps when WPA / WPA2 mix mode is selected at Access Point. To resolve this issue, open the setup menu of Access Point, and select "WPA2 only" (or similar) as the security mode.

Version 6.0.3.62
Driver version in Windows Device Manager
6.0.3.62 (Windows XP)
6.0.3.62 (Windows 2000)

• (New) Support for Access Connections 4.4.
• (New) Support for ThinkPad R61/R61e/R61i/T61/T61p.
• (New) Support for ThinkPad X61, X61s, X61 Tablet

Version 6.0.2.75

• (New) Support for Access Connections 4.22.
• (Fix) EAP-FAST connection fails.
• (Fix) EAP-TTLS Single Sign-On connection fails.
• (Fix) PEAP Single Sign-On connection fails.
• (Fix) Unexpected roaming is made.

• (New) Support for ThinkPad X60 Tablet.
• (Fix) ACS.exe crashes intermittently during suspend/resume.

• (New) Initial release to support the following Wireless LAN adapters.
  • ThinkPad 11a/b/g/n Wireless LAN Mini PCI Express Adapter
  • ThinkPad 11b/g/n Wireless LAN Mini PCI Express Adapter
• (New) Support for Access Connections 4.2.

Back to top

Note:
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 Version Information section.

1. Start Windows XP / 2000 and logon with administrative privileges.
2. Double-click the driver package to extract it to your hard drive.
   The default location is C:\DRIVERS\WIN\WLLANATH.
3. Click the Start button, then click Run...
4. Specify the SETUP.EXE with the full path name where you extracted the package in the step 2, and click OK.
   Example: C:\DRIVERS\WIN\WLLANATH\SETUP.EXE
   
5. Follow the instructions on the screen.
6. Reboot the system to complete the installation.
   
   

1. Start Windows XP / 2000 and logon with administrative privileges.
2. Double-click the driver package to extract it to your hard drive.
   The default location is C:\DRIVERS\WIN\WLLANATH.
3. Click the Start button, then click Run...
4. Specify SETUP.EXE -S with the full path name where you extracted the package in the step 2, and click OK.
   Example: C:\DRIVERS\WIN\WLLANATH\SETUP.EXE -S
   
5. Follow the instructions on the screen.
6. Reboot the system to complete the installation.
   

1. Make sure to be logged on with administrative privileges.
2. [Windows XP]
   Click Start, then click Control Panel.
   [Windows 2000]
   Click Start, select Settings, and then click Control Panel.
3. Double-click Add/Remove Programs.
4. Click ThinkPad Wireless LAN Adapters Software (11a/b/g/n).
5. Click Change/Remove and follow the instructions on the screen.
6. Restart the computer.
   
   

1. Start Windows XP, 2000.
2. [Windows XP]
   Click Start, then click Control Panel. Click Add or Remove Programs.
   [Windows 2000]
   Click Start, click Settings, then click Control Panel.
   Double-click Add or Remove Programs.
   
3. Click ThinkPad Wireless LAN Adapters Software (11a/b/g/n).
4. Click Click here for support information. The version number will be displayed.