Direct Link....ACER V3-431 WiFi + Bluetooth Driver For Windows

Acer Network  Driver Support
Bluetooth - WLAN / Wireless driver installer

ACER ASPIRE V3-431

Direct link
For:
(Win 7-x64) (Win 8-x64) (Win 8.1-x64) Bluetooth driver (Atheros)
(Win 7-x64) (      -----     ) (     --------    ) Bluetooth driver (Broadcom)

(Win 7-x64) (Win 8-x64) (Win 8.1-x64) WiFi driver (Atheros)
(Win 7-x64) (       -----    ) (       -----      ) WiFi driver (Broadcom)

*Win = Windows