Thanks A Lot for replying broe23.
Well after posting my problem here, i stumbled upon a solution at google. According to it, i un-installed the driver, typed the name of my adapter on google n downloaded a driver of some another laptop of lenovo. Then i checked for updates in windows update and...
Hello,
I'm using Lenovo Z570 laptop. (Broadcom 802.11n Network Adapter)
Problem:- Can't switch on wifi. The on/off switch is grayed out. While troubleshooting, it says, " wireless capability is turned off".
Solutions Tried:- Re-installed drivers provided by lenovo's website...