If you can get a similar laptop and download the driver there then transfer o your laptop.
check DriverPack Solution
https://drp.su/index.htmyou have to download it on another desktop and burn to dvd then boot on your laptop.
try sfc /scannow
https://support.microsoft.com/en-us/kb/929833Open the System Maintenance troubleshooter
http://windows.microsoft.com/en-us/wind ... bleshooter