Get the latest WLAN driverpack from here for whatever OS you have..
http://driverpacks.net/
Extract it to say, C:\Drivers\
Then point Device Manager at that folder to update your WLAN card. Worth a try.
http://driverpacks.net/
Extract it to say, C:\Drivers\
Then point Device Manager at that folder to update your WLAN card. Worth a try.