hello there, i have a new problem after i sent my laptop to the technician..before i ask for repair, my laptop has a black screen where i can't access into my desktop..the technician told me that my windows corrupt bcoz virus has entered my laptop as i'm using a pirate windows so he formatted my laptop and do a backup file for me..and yes, of coz there do it and now my data still here..but now the problem is the button for shortcut on my keyboard do not function as before..for example Fn+wireless button and other shortcut button for my laptop..it's like all the function has been disabled..so, any idea on how to fix it myself?? and what is the cause?? is it bcoz they formatted it?? btw, my laptop is ASUS A42J..i just use it for 5months..thanks, any help will be appreciate..