Start Windows and logon with administrative privileges.
Double-click this package to extract it onto the hard drive. The default location is C:\DRIVERS\Vista\WLLANBCM
Click Start, select All Programs, select Accessories, then click Run...
Specify SETUP.EXE with the full path name where you extracted the package in the step 2, and click OK. For example, C:\DRIVERS\Vista\WLLANBCM\SETUP.EXE For Unattended Install, type C:\DRIVERS\Vista\WLLANBCM\SETUP.EXE -s
Follow the instructions on screen.
If the message, "An unidentified program wants access to your computer" appears,click Allow to continue installing.
If the message "Windows can't verify the publisher of this driver software" appears, click Install this driver software anyway to continue installing.
If the message "This program might not have installed correctly" appears , click This program installed correctly to finish installing.
If needed, restart the system.
Update install A driver is already assigned in Device Manager
Start Windows and logon with administrative privileges.
Click Start, and then click Control Panel.
Click System and Maintenance, select System, and then click Device Manager. If the message "Windows needs your permission to continue" appears, click Continue.
Expand the Network adapters section, and right-click Broadcom 802.11x Network Adapter.
Click Update Driver Software... and choose "Browse my computer for driver software".
Click Browse.. and choose location. The default location is C:\DRIVERS\Vista\WLLANBCM
Click Next.
If needed, restart the system.
Uninstall
Start Windows and logon with administrative privileges.
Click Start, and then click Control Panel.
Click Uninstall a program under Programs.
Select Broadcom 802.11 Wireless LAN Adapter, and then click Uninstall/Change.
If the message, "User Account Control" appears, click Continue.
If the message, "After removing...system must be rebooted" appears, click OK. Device Driver will be uninstalled automatically.
If the message, "Close all open applications,then restart windows" appears, click OK.