(Direct link) WiFi + Bluetooth Driver Toshibs Satellite S40, S40t, For Windows ...

Toshiba Satellite S40, S40t Network Software Support

WiFi - Bluetooth driver

For :
(Win 8-64bit) (Win 8.1- 64 bit) (Win 10-64bit) Bluetooth (Intel) driver
(Win 8-64bit) (Win 8.1- 64 bit) (Win 10-64bit) Bluetooth (Atheros) driver
(Win 8-64bit) (Win 8.1- 64 bit) (Win 10-64bit) Bluetooth (Toshiba) driver

(Win 8-64bit) (Win 8.1- 64 bit) (Win 10-64bit) WiFi / WLAN (Intel) driver
(Win 8-64bit) (Win 8.1- 64 bit) (Win 10-64bit) WiFi / WLAN (Atheros) driver
(Win 8-64bit) (Win 8.1- 64 bit) (Win 10-64bit) WiFi / WLAN (Realtek) driver

Toshiba Laptop, Model  S40-B X0412 Specifications:

Display Screen
Display Size :  14.0 Inches (35.56 cm)
Display Resolution : 1366 x 768 Pixels
Display Type : LED
Display Features : HD Clear SuperView LED Backlit Display

Performance
Processor : Intel Core i5-4210U
Clock-speed :  1.7 Ghz
Chipset :  Intel HM76 Express
Graphic Processor : Intel HD 4400

Memory
Capacity : 4 GB
RAM type : DDR3
RAM speed : 1600 Mhz
Memory Slots : 2 DIMM
Expandable Memory : 16 GB
Memory Layout : 1 x 4 Gigabyte

Storage
HDD Capacity : 500 GB
HDD Speed(RPM) : 5400 RPM
HDD type : SATA

Battery
Battery Cell :  4 Cell
Battery type : Li-Ion
Battery Life :  6 Hrs

Networking
Wireless LAN : 802.11 b/g/n
Bluetooth Version : 4.0

Ports
USB 3.0 slots : 2
USB 2.0 slots  ; 1
SD Card Reader
Headphone Jack
Microphone Jack

Multimedia
Web-cam
Audio Solution :  HD Audio Solution
Speakers  : 2 x Harman/Kardon Speakers
Sound Technologies : DTS Sound
In-built Microphone

Peripherals
Pointing Device : Clickpad with Multi-touch Gesture support
Keyboard : Frameless Tile Keyboard

Dimensions(WxHxD) : 344 x 244 x 19.3  mm
Weight :1.8 Kg
Colors :  Silver
Operating System default :  Windows 8 Professional
Operating System Type : 64-bit