Lenovo B470 Driver Windows 7, Windows 8.1

Driver Windows  seven 32 bit

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Audio   101 MB Download
Bluetooth broadcom 58 MB  Download
LAN Atheros five MB Download
Touchpad . 95 MB Download

VGA Driver
Intel VGA 65 MB  Download
NVidia VGA  169 MB  Download

Wireless Driver
Wireless Intel. 200 MB Download

Driver Windows  seven 64 bit

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Audio   101 MB Download
Bluetooth broadcom 58 MB  Download
LAN Atheros five MB Download
Touchpad . 95 MB Download

VGA Driver
Intel VGA lxxx MB  Download
NVidia VGA  218 MB  Download

Wireless Driver
Wireless Intel. 200 MB Download