Lenovo G400s Laptop Windows 7, Windows 8, Windows 8.1 Drivers,

Audio
win 7 32
win 7 64
Win 8
Win 8.1

BIOS
win 7 32
win 7 64
Win 8
Win 8.1

Bluetooth and Modem
win 7 32
win 7 64
Win 8
Win 8.1

Camera and Card Reader
win 7 32 Card Reader
Win 7 32 Camera
win 7 64 Camera
Win 7 Card Reader
Win 8 Card Reader
Win 8 Camera
Win 8.1 Car Reader
Win 8.1 Camera

Chipset
win 7 32
win 7 64
Win 8
Win 8.1

Display and Video Graphics

win 7 32
win 7 64
Win 8 32
Win 8 64
Win 8.1 32
Win 8.1 64

Nvidia 32
Nvidia 64

Mouse and Keyboard

win 7 
Win 8
Win 8.1


Networking: LAN (Ethernet)

win 7 
Win 8
Win 8.1

Networking: Wireless LAN

win 7 
Win 8
Win 8.1