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Update B4400s Laptop (Lenovo) Drivers For Lenovo
Browse By Device Type:Audio | BIOS/UEFI | Bluetooth and Modem | Camera and Card Reader | Chipset | Diagnostic | Display and Video Graphics | Mouse and Keyboard | Networking: LAN (Ethernet) | Networking: Wireless LAN | Power Management | Software and Utilities | Storage | ThinkVantage Technology | USB Device, FireWire, IEEE 1394 |
All Lenovo B4400s Laptop (Lenovo) drivers
Device Type
Device Name
File Size
File Name
ThinkVantage Technology drivers
ThinkVantage System Update for Windows 10 (32-bit, 64-bit), 8.1 (32-bit, 64-bit), 8 (32-bit, 64-bit), 7 (32-bit, 64-bit) - Desktop, Notebook, Workstation
13 MB
Power Management drivers
Lenovo Power Management Driver for Windows 10 (32-bit, 64-bit) - Laptop
1.8 MB
Diagnostic drivers
Lenovo Solution Center for Windows 10 (32-bit), 8.1 (32-bit), 8 (32-bit), 7 (32-bit) - Desktops, Notebooks, Workstations
51.8 MB
Software and Utilities drivers
Hotkey Features Integration for Windows 10 (32-bit, 64-bit), 8.1 (64-bit), 8 (64-bit), 7 (32-bit, 64-bit) - Laptop
22.7 MB
Software and Utilities drivers
Auto Scroll Utility for Windows 10 (32-bit, 64-bit), 8.1 (64-bit), 8 (64-bit), 7 (32-bit, 64-bit), XP - Notebook
1.1 MB
Mouse and Keyboard drivers
Synaptics Touchpad driver for Windows 10 (32-bit, 64-bit), 8.1 (64-bit) - Lenovo B4400s, E4430, K4450, K2450, M4400s Laptop
105.2 MB
Bluetooth and Modem drivers
REALTEK Bluetooth Driver for Windows 10 (32-bit, 64-bit), 8.1 (64-bit) - Lenovo B4400s, E4430, K4450, K2450, M4400s Laptop
54.3 MB
Display and Video Graphics drivers
Intel(R) Iris(TM) graphics for Windows 10 (32-bit, 64-bit), 8.1 (64-bit) - Lenovo B4400s, E4430, K4450, K2450, M4400s Laptop
145.8 MB
Bluetooth and Modem drivers
Intel PROSet/Wireless Bluetooth Software for Windows 10 (32-bit, 64-bit), 8.1 (64-bit) - Lenovo B4400s, E4430, K4450, K2450, M4400s Laptop
187.2 MB
Networking: LAN (Ethernet) drivers
Realtek Ethernet Controller Driver for Windows 10 (32-bit, 64-bit), 8.1 (64-bit) - Lenovo B4400s, E4430, K4450, K2450, M4400s Laptop
5.8 MB
Device Type
Device Name
File Size
File Name
Diagnostic drivers
Lenovo Solution Center for Windows 10 (64-bit), 8.1 (64-bit), 8 (64-bit), 7 (64-bit) - Desktops, Notebooks, Workstations
59.5 MB
ThinkVantage Technology drivers
ThinkVantage System Update for Windows 10 (32-bit, 64-bit), 8.1 (32-bit, 64-bit), 8 (32-bit, 64-bit), 7 (32-bit, 64-bit) - Desktop, Notebook, Workstation
13 MB
Power Management drivers
Lenovo Power Management Driver for Windows 10 (32-bit, 64-bit) - Laptop
1.8 MB
Software and Utilities drivers
Hotkey Features Integration for Windows 10 (32-bit, 64-bit), 8.1 (64-bit), 8 (64-bit), 7 (32-bit, 64-bit) - Laptop
22.7 MB
Software and Utilities drivers
Auto Scroll Utility for Windows 10 (32-bit, 64-bit), 8.1 (64-bit), 8 (64-bit), 7 (32-bit, 64-bit), XP - Notebook
1.1 MB
Networking: Wireless LAN drivers
Realtek Ethernet Controller Driver for Windows 10 (64-bit), 8.1 (64-bit) - Laptops
5.7 MB
Mouse and Keyboard drivers
Synaptics Touchpad driver for Windows 10 (32-bit, 64-bit), 8.1 (64-bit) - Lenovo B4400s, E4430, K4450, K2450, M4400s Laptop
105.2 MB
Audio drivers
Conexant Audio Driver Software for Windows 10 (64-bit), 8 (64-bit), 7 (32-bit, 64-bit) - Laptops
78.1 MB
Mouse and Keyboard drivers
Synaptics Touchpad Software for Windows 10 (64-bit), 8.1 (64-bit), 8 (64-bit), 7 (32-bit, 64-bit) - Laptop
105.2 MB
Bluetooth and Modem drivers
REALTEK Bluetooth Driver for Windows 10 (32-bit, 64-bit), 8.1 (64-bit) - Lenovo B4400s, E4430, K4450, K2450, M4400s Laptop
54.3 MB
Mouse and Keyboard drivers
Synaptics Touchpad driver for Windows 10 (64-bit), 8.1 (64-bit) - Laptop
143.78 mb
Display and Video Graphics drivers
Intel(R) Iris(TM) graphics for Windows 10 (32-bit, 64-bit), 8.1 (64-bit) - Lenovo B4400s, E4430, K4450, K2450, M4400s Laptop
145.8 MB
Bluetooth and Modem drivers
Intel PROSet/Wireless Bluetooth Software for Windows 10 (32-bit, 64-bit), 8.1 (64-bit) - Lenovo B4400s, E4430, K4450, K2450, M4400s Laptop
187.2 MB
Networking: LAN (Ethernet) drivers
Realtek Ethernet Controller Driver for Windows 10 (32-bit, 64-bit), 8.1 (64-bit) - Lenovo B4400s, E4430, K4450, K2450, M4400s Laptop
5.8 MB
Device Type
Device Name
File Size
File Name
ThinkVantage Technology drivers
ThinkVantage System Update for Windows 10 (32-bit, 64-bit), 8.1 (32-bit, 64-bit), 8 (32-bit, 64-bit), 7 (32-bit, 64-bit) - Desktop, Notebook, Workstation
13 MB
Power Management drivers
Power Manager for Windows 7 (32-bit, 64-bit), Vista (32-bit, 64-bit) - Laptop
21.2 MB
Power Management drivers
Lenovo Power Management Driver for Windows 7 (32-bit, 64-bit) - Laptop
1.8 MB
Diagnostic drivers
Lenovo Solution Center for Windows 10 (32-bit), 8.1 (32-bit), 8 (32-bit), 7 (32-bit) - Desktops, Notebooks, Workstations
51.8 MB
Software and Utilities drivers
Hotkey Features Integration for Windows 10 (32-bit, 64-bit), 8.1 (64-bit), 8 (64-bit), 7 (32-bit, 64-bit) - Laptop
22.7 MB
Software and Utilities drivers
Auto Scroll Utility for Windows 10 (32-bit, 64-bit), 8.1 (64-bit), 8 (64-bit), 7 (32-bit, 64-bit), XP - Notebook
1.1 MB
Software and Utilities drivers
Lenovo QuickControl for Windows 8.1 (32-bit, 64-bit), 8 (32-bit, 64-bit), 7 (32-bit, 64-bit) - Laptop
9.2 MB
Networking: LAN (Ethernet) drivers
Realtek Ethernet Controller Driver for Windows 7 (32-bit, 64-bit) - Laptops
3.9 MB
Networking: Wireless LAN drivers
Realtek Wireless LAN Adapter Software for Windows 8 (64-bit), Windows 7 (32-bit, 64-bit) - Laptops
31.59MB
Bluetooth and Modem drivers
Realtek Bluetooth 4.0 driver for Windows 8 (64-bit), Windows 7 (32-bit, 64-bit) - Laptop
52.48MB
Audio drivers
Conexant Audio Driver Software for Windows 10 (64-bit), 8 (64-bit), 7 (32-bit, 64-bit) - Laptops
78.1 MB
Mouse and Keyboard drivers
Synaptics Touchpad Software for Windows 10 (64-bit), 8.1 (64-bit), 8 (64-bit), 7 (32-bit, 64-bit) - Laptop
105.2 MB
BIOS/UEFI drivers
BIOS Update Utility for Windows 8.1 (32-bit, 64-bit), 8 (32-bit, 64-bit), 7 (32-bit, 64-bit) - Lenovo B4400s, K4450, M4400s
3.3 MB
Chipset drivers
Intel Chipset Support for Windows for Windows 8 (64-bit), 7 (32-bit, 64-bit) - Laptops
1.4 MB
Camera and Card Reader drivers
Integrated Camera Driver for Microsoft Windows 7 (32-bit, 64-bit) - Lenovo B4400, B4400s, B490s, E4430
28.63MB
USB Device, FireWire, IEEE 1394 drivers
Intel USB3.0 Driver for Windows 7 (32-bit, 64-bit) - Lenovo B4400s, K2450, K4450, M4400s
4.56MB
Device Type
Device Name
File Size
File Name
Diagnostic drivers
Lenovo Solution Center for Windows 10 (64-bit), 8.1 (64-bit), 8 (64-bit), 7 (64-bit) - Desktops, Notebooks, Workstations
59.5 MB
ThinkVantage Technology drivers
ThinkVantage System Update for Windows 10 (32-bit, 64-bit), 8.1 (32-bit, 64-bit), 8 (32-bit, 64-bit), 7 (32-bit, 64-bit) - Desktop, Notebook, Workstation
13 MB
Power Management drivers
Power Manager for Windows 7 (32-bit, 64-bit), Vista (32-bit, 64-bit) - Laptop
21.2 MB
Power Management drivers
Lenovo Power Management Driver for Windows 7 (32-bit, 64-bit) - Laptop
1.8 MB
Software and Utilities drivers
Hotkey Features Integration for Windows 10 (32-bit, 64-bit), 8.1 (64-bit), 8 (64-bit), 7 (32-bit, 64-bit) - Laptop
22.7 MB
Software and Utilities drivers
Auto Scroll Utility for Windows 10 (32-bit, 64-bit), 8.1 (64-bit), 8 (64-bit), 7 (32-bit, 64-bit), XP - Notebook
1.1 MB
Software and Utilities drivers
Lenovo QuickControl for Windows 8.1 (32-bit, 64-bit), 8 (32-bit, 64-bit), 7 (32-bit, 64-bit) - Laptop
9.2 MB
Networking: LAN (Ethernet) drivers
Realtek Ethernet Controller Driver for Windows 7 (32-bit, 64-bit) - Laptops
3.9 MB
Networking: Wireless LAN drivers
Realtek Wireless LAN Adapter Software for Windows 8 (64-bit), Windows 7 (32-bit, 64-bit) - Laptops
31.59MB
Bluetooth and Modem drivers
Realtek Bluetooth 4.0 driver for Windows 8 (64-bit), Windows 7 (32-bit, 64-bit) - Laptop
52.48MB
Audio drivers
Conexant Audio Driver Software for Windows 10 (64-bit), 8 (64-bit), 7 (32-bit, 64-bit) - Laptops
78.1 MB
Mouse and Keyboard drivers
Synaptics Touchpad Software for Windows 10 (64-bit), 8.1 (64-bit), 8 (64-bit), 7 (32-bit, 64-bit) - Laptop
105.2 MB
BIOS/UEFI drivers
BIOS Update Utility for Windows 8.1 (32-bit, 64-bit), 8 (32-bit, 64-bit), 7 (32-bit, 64-bit) - Lenovo B4400s, K4450, M4400s
3.3 MB
Chipset drivers
Intel Chipset Support for Windows for Windows 8 (64-bit), 7 (32-bit, 64-bit) - Laptops
1.4 MB
Camera and Card Reader drivers
Integrated Camera Driver for Microsoft Windows 7 (32-bit, 64-bit) - Lenovo B4400, B4400s, B490s, E4430
28.63MB
Display and Video Graphics drivers
NVIDIA Optimus Display Driver for Windows 8 (64-bit), 7 (64-bit) - Notebook
297.76MB
Display and Video Graphics drivers
Intel Display Driver for Windows 8 (64-bit), and 7 (64-bit) - Laptops
81.5 MB
USB Device, FireWire, IEEE 1394 drivers
Intel USB3.0 Driver for Windows 7 (32-bit, 64-bit) - Lenovo B4400s, K2450, K4450, M4400s
4.56MB
Device Type
Device Name
File Size
File Name
ThinkVantage Technology drivers
ThinkVantage System Update for Windows 10 (32-bit, 64-bit), 8.1 (32-bit, 64-bit), 8 (32-bit, 64-bit), 7 (32-bit, 64-bit) - Desktop, Notebook, Workstation
13 MB
Diagnostic drivers
Lenovo Solution Center for Windows 10 (32-bit), 8.1 (32-bit), 8 (32-bit), 7 (32-bit) - Desktops, Notebooks, Workstations
51.8 MB
Power Management drivers
Lenovo Power Management Driver for Windows 8 (32-bit, 64-bit) - Laptop
1.8 MB
Software and Utilities drivers
Lenovo QuickControl for Windows 8.1 (32-bit, 64-bit), 8 (32-bit, 64-bit), 7 (32-bit, 64-bit) - Laptop
9.2 MB
BIOS/UEFI drivers
BIOS Update Utility for Windows 8.1 (32-bit, 64-bit), 8 (32-bit, 64-bit), 7 (32-bit, 64-bit) - Lenovo B4400s, K4450, M4400s
3.3 MB
Device Type
Device Name
File Size
File Name
Diagnostic drivers
Lenovo Solution Center for Windows 10 (64-bit), 8.1 (64-bit), 8 (64-bit), 7 (64-bit) - Desktops, Notebooks, Workstations
59.5 MB
ThinkVantage Technology drivers
ThinkVantage System Update for Windows 10 (32-bit, 64-bit), 8.1 (32-bit, 64-bit), 8 (32-bit, 64-bit), 7 (32-bit, 64-bit) - Desktop, Notebook, Workstation
13 MB
Software and Utilities drivers
Hotkey Features Integration for Windows 10 (32-bit, 64-bit), 8.1 (64-bit), 8 (64-bit), 7 (32-bit, 64-bit) - Laptop
22.7 MB
Software and Utilities drivers
Auto Scroll Utility for Windows 10 (32-bit, 64-bit), 8.1 (64-bit), 8 (64-bit), 7 (32-bit, 64-bit), XP - Notebook
1.1 MB
Power Management drivers
Lenovo Power Management Driver for Windows 8 (32-bit, 64-bit) - Laptop
1.8 MB
Software and Utilities drivers
Lenovo QuickControl for Windows 8.1 (32-bit, 64-bit), 8 (32-bit, 64-bit), 7 (32-bit, 64-bit) - Laptop
9.2 MB
Networking: Wireless LAN drivers
Realtek Wireless LAN Adapter Software for Windows 8 (64-bit), Windows 7 (32-bit, 64-bit) - Laptops
31.59MB
Bluetooth and Modem drivers
Realtek Bluetooth 4.0 driver for Windows 8 (64-bit), Windows 7 (32-bit, 64-bit) - Laptop
52.48MB
Audio drivers
Conexant Audio Driver Software for Windows 10 (64-bit), 8 (64-bit), 7 (32-bit, 64-bit) - Laptops
78.1 MB
Mouse and Keyboard drivers
Synaptics Touchpad Software for Windows 10 (64-bit), 8.1 (64-bit), 8 (64-bit), 7 (32-bit, 64-bit) - Laptop
105.2 MB
BIOS/UEFI drivers
BIOS Update Utility for Windows 8.1 (32-bit, 64-bit), 8 (32-bit, 64-bit), 7 (32-bit, 64-bit) - Lenovo B4400s, K4450, M4400s
3.3 MB
Chipset drivers
Intel Chipset Support for Windows for Windows 8 (64-bit), 7 (32-bit, 64-bit) - Laptops
1.4 MB
Display and Video Graphics drivers
NVIDIA Optimus Display Driver for Windows 8 (64-bit), 7 (64-bit) - Notebook
297.76MB
Networking: LAN (Ethernet) drivers
Realtek Ethernet Controller Driver for Windows 8 (64-bit) - Laptops
3.76MB
Display and Video Graphics drivers
Intel Display Driver for Windows 8 (64-bit), and 7 (64-bit) - Laptops
81.5 MB
Display and Video Graphics drivers
Intel Wireless Display for Windows 8 (64-bit) - Lenovo M4400s
191.47MB
Device Type
Device Name
File Size
File Name
ThinkVantage Technology drivers
ThinkVantage System Update for Windows 10 (32-bit, 64-bit), 8.1 (32-bit, 64-bit), 8 (32-bit, 64-bit), 7 (32-bit, 64-bit) - Desktop, Notebook, Workstation
13 MB
Diagnostic drivers
Lenovo Solution Center for Windows 10 (32-bit), 8.1 (32-bit), 8 (32-bit), 7 (32-bit) - Desktops, Notebooks, Workstations
51.8 MB
Software and Utilities drivers
Lenovo QuickControl for Windows 8.1 (32-bit, 64-bit), 8 (32-bit, 64-bit), 7 (32-bit, 64-bit) - Laptop
9.2 MB
Power Management drivers
Lenovo Power Management Driver for Windows 8.1 (32-bit, 64-bit) - Laptop
1.8 MB
BIOS/UEFI drivers
BIOS Update Utility for Windows 8.1 (32-bit, 64-bit), 8 (32-bit, 64-bit), 7 (32-bit, 64-bit) - Lenovo B4400s, K4450, M4400s
3.3 MB
Device Type
Device Name
File Size
File Name
Diagnostic drivers
Lenovo Solution Center for Windows 10 (64-bit), 8.1 (64-bit), 8 (64-bit), 7 (64-bit) - Desktops, Notebooks, Workstations
59.5 MB
ThinkVantage Technology drivers
ThinkVantage System Update for Windows 10 (32-bit, 64-bit), 8.1 (32-bit, 64-bit), 8 (32-bit, 64-bit), 7 (32-bit, 64-bit) - Desktop, Notebook, Workstation
13 MB
Software and Utilities drivers
Hotkey Features Integration for Windows 10 (32-bit, 64-bit), 8.1 (64-bit), 8 (64-bit), 7 (32-bit, 64-bit) - Laptop
22.7 MB
Software and Utilities drivers
Auto Scroll Utility for Windows 10 (32-bit, 64-bit), 8.1 (64-bit), 8 (64-bit), 7 (32-bit, 64-bit), XP - Notebook
1.1 MB
Software and Utilities drivers
Lenovo QuickControl for Windows 8.1 (32-bit, 64-bit), 8 (32-bit, 64-bit), 7 (32-bit, 64-bit) - Laptop
9.2 MB
Power Management drivers
Lenovo Power Management Driver for Windows 8.1 (32-bit, 64-bit) - Laptop
1.8 MB
Networking: Wireless LAN drivers
Realtek Ethernet Controller Driver for Windows 10 (64-bit), 8.1 (64-bit) - Laptops
5.7 MB
Mouse and Keyboard drivers
Synaptics Touchpad driver for Windows 10 (32-bit, 64-bit), 8.1 (64-bit) - Lenovo B4400s, E4430, K4450, K2450, M4400s Laptop
105.2 MB
Software and Utilities drivers
Intel Smart Connect Technology 4.2 for Windows 8.1 (64-bit) - Lenovo B4400s, M4400, M4450, M4400s, V4400, Zhaoyang K4450, K2450
21.96MB
Mouse and Keyboard drivers
Synaptics Touchpad Software for Windows 10 (64-bit), 8.1 (64-bit), 8 (64-bit), 7 (32-bit, 64-bit) - Laptop
105.2 MB
Bluetooth and Modem drivers
REALTEK Bluetooth Driver for Windows 10 (32-bit, 64-bit), 8.1 (64-bit) - Lenovo B4400s, E4430, K4450, K2450, M4400s Laptop
54.3 MB
Display and Video Graphics drivers
Intel Display Driver for Windows 8.1 (64-bit) - Laptops
85.73MB
BIOS/UEFI drivers
BIOS Update Utility for Windows 8.1 (32-bit, 64-bit), 8 (32-bit, 64-bit), 7 (32-bit, 64-bit) - Lenovo B4400s, K4450, M4400s
3.3 MB
Storage drivers
Intel SATA Controller AHCI Driver for Windows 8.1 (64-bit) - Notebook
601 KB
Bluetooth and Modem drivers
Realtek Bluetooth 4.0 Driver for Windows 8.1 (64-bit) - Notebook
50.04MB
Networking: Wireless LAN drivers
Realtek Wireless LAN Adapter Software for Windows 8.1 (64-bit) - Laptops
28.5 MB
Networking: Wireless LAN drivers
Broadcom Wireless LAN Adapter Software for Windows 8.1 (64-bit) - Lenovo B4400, B4400s, B4450s, M4400, M4450, V4400
12.4 MB
Bluetooth and Modem drivers
Broadcom Bluetooth 4.0 driver for Windows 8.1 (64-bit) - Notebook
139.97MB
Networking: Wireless LAN drivers
Realtek Wireless LAN Adapter Software for Windows 8.1 (64-bit) - Lenovo B4400, B4400s, B4450s, E4430 , M4400, M4450, M4400s, V4400, Zhaoyang K4450, K2450
28.5 MB
Chipset drivers
Intel Chipset Support for Windows for Windows 8.1 (64-bit) - Lenovo B4400, B4400s, E4430, M4400, M4400s, V4400, Zhaoyang K4450, K2450
1.44MB
Mouse and Keyboard drivers
Synaptics Touchpad driver for Windows 10 (64-bit), 8.1 (64-bit) - Laptop
143.78 mb
Display and Video Graphics drivers
NVIDIA Optimus Display Driver for Windows 8.1 (64-bit) - Notebook
332.92MB
Camera and Card Reader drivers
Integrated Camera Driver for Windows 8.1 (64-bit) - Notebook
8.28MB
Mouse and Keyboard drivers
Synaptics Touchpad software for Windows 8.1 (64-bit) - Laptops
99.59MB
Audio drivers
Conexant Audio Driver Software for Windows 8.1 (64-bit) - Notebook
176 MB
Camera and Card Reader drivers
Genesys Media Card Reader Driver for Windows 8.1 (64-bit) - Notebook
7.37MB
Camera and Card Reader drivers
Integrated Camera Driver for Windows 8.1 (64-bit) - Notebook
4.83MB
Display and Video Graphics drivers
Intel(R) Iris(TM) graphics for Windows 10 (32-bit, 64-bit), 8.1 (64-bit) - Lenovo B4400s, E4430, K4450, K2450, M4400s Laptop
145.8 MB
Networking: LAN (Ethernet) drivers
Realtek Ethernet Controller Driver for Windows 8.1 (64-bit) - Lenovo B4400, B4400s, B4450s, E4430, M4400, M4450, M4400s, V4400, Zhaoyang K4450, K2450
3.74MB
Bluetooth and Modem drivers
Intel PROSet/Wireless Bluetooth Software for Windows 10 (32-bit, 64-bit), 8.1 (64-bit) - Lenovo B4400s, E4430, K4450, K2450, M4400s Laptop
187.2 MB
Networking: LAN (Ethernet) drivers
Realtek Ethernet Controller Driver for Windows 10 (32-bit, 64-bit), 8.1 (64-bit) - Lenovo B4400s, E4430, K4450, K2450, M4400s Laptop
5.8 MB
Chipset drivers
Intel Management Engine Interface Driver for Windows 8.1 (64-bit) - Notebook
59.43MB
Device Type
Device Name
File Size
File Name
Power Management drivers
Power Manager for Windows 7 (32-bit, 64-bit), Vista (32-bit, 64-bit) - Laptop
21.2 MB
Device Type
Device Name
File Size
File Name
Power Management drivers
Power Manager for Windows 7 (32-bit, 64-bit), Vista (32-bit, 64-bit) - Laptop
21.2 MB
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