If you are willing to re-install your Dell Latitude 7400 notebook operating system, then here are Dell Latitude 7400 drivers for Windows 10 64 Bit you can download and install to get your laptop work properly.
As described at Dell official site, Dell Latitude 7400 is 14 inch 2-in-1 business laptop powered by up to 8th Generation Intel Core i7-8665U quad core processor with integrated Intel UHD 620 Graphics video card.
This Dell LAT7400 notebook PC is equipped with up to 16GB LPDDR3 2133MHz system memory and up to 256GB PCIe M.2 NVMe Class 40 Solid State Drive to store filles , photos, videos, and other documents.
This mobile computer features 14 inches Full HD (1920x 1080) touch screen display, 802.11ac WiFi, Bluetooth 5.0, backlit keyboard, USB Type-C port, Thunderbolt 3 with Power Delivery, USB 3.1 Gen 1 USB Type-A port, uSD 4.0 Memory card reader, Windows 10 Pro 64bit OS, and 4-cell 52 Whr battery with ExpressCharge Capable.
DELL LATITUDE 7400 SPECS
PROCCESSOR
8th Generation Intel Core i5-8265U Processor (4 Core,6MB Cache,1.6GHz,15W)
8th Generation Intel Core i5-8365U Processor (4 Core,6MB Cache,1.6GHz,15W, vPro-Capable)
8th Generation Intel Core i7-8665U Processor (4 Core,8MB Cache,1.9GHz,15W, vPro)
OPERATING SYSTEM
Windows 10 Pro 64bit English, French, Spanish
GRAPHICS
Integrated Intel UHD 620 Graphics, I5-8265U Non-vPro, Thunderbolt, 8G memory
Integrated Intel UHD 620 Graphics, I5-8365U vPro,Thunderbolt, 8G memory
Integrated Intel UHD 620 Graphics, I7-8665U vPro, Thunderbolt, 16G memory
DISPLAY
14.0 inch FHD (1920x 1080) Touch Anti-Reflective & Anti-Smudge, SLP Narrow Bezel
MEMORY
8 GB, LPDDR3, 2133 MHz, Integrated
16GB LPDDR3 2133MHz
HARD DRIVE
M.2 128GB PCIe NVMe Class 35 Solid State Drive
M.2 256GB PCIe NVMe Class 40 Solid State Drive
MICROSOFT OFFICE
Microsoft Office 30 Day Trial
SECURITY SOFTWARE
McAfee Small Business Security 30 Day Free Trial
KEYBOARD
US English Keyboard with Backlight
PORTS
2 x USB 3.1 Gen 1, one with PowerShare, USB Type-A
2 x Thunderbolt 3 with Power Delivery & DisplayPort, USB Type-C
1 x HDMI 1.4
1 x external uSIM card tray option, WWAN only
1 x Optional Touch Fingerprint Reader in Power Button
SLOTS
1 uSD 4.0 Memory card reader
1 Optional Contacted SmartCard Reader
1 Noble Wedge Lock slot
WIRELESS
Qualcomm QCA61x4A 802.11ac Dual Band (2×2) Wireless Adapter + BT
Intel Dual Band Wireless AC 9560 (802.11ac) 2×2 + Bluetooth 5.0
BATTERY
4 Cell 52 Whr ExpressCharge Capable
DIMENSIONS
Height: Front 0.34″ (8.53mm) Rear 0.59″(14.89mm) x Width 12.59″ (319.77mm) x Depth: 7.87″ (199.9mm)
WEIGHT
Starting weight: 2.99lbs (1.36kg)
DELL LATITUDE 7400 DRIVERS FOR WINDOWS 10 64 BIT
GRAPHICS / VIDEO / DISPLAY / VGA
Intel UHD Graphics Driver
Version : 26.20.100.7262 ,A06
Release date : 17 Jan 2020
File size : 372.11 MB
File name : Intel-UHD-Graphics-Driver_11XKD_WIN_26.20.100.7262_A06_01.EXE
https://dl.dell.com/FOLDER05870357M/2/Intel-UHD-Graphics-Driver_11XKD_WIN_26.20.100.7262_A06_01.EXE
AUDIO / SOUND CARD
Realtek High Definition Audio Driver
Version : 6.0.8838.1 ,A11
Release date : 25 Dec 2019
File size : 424.12 MB
File name : Realtek-High-Definition-Audio-Driver_VMFHH_WIN_6.0.8838.1_A11.EXE
https://dl.dell.com/FOLDER05943949M/2/Realtek-High-Definition-Audio-Driver_VMFHH_WIN_6.0.8838.1_A11.EXE
Waves MaxxAudio Pro Application
Version : 2.0.49.0 ,A02
Release date : 20 Dec 2019
File size : 10.45 MB
File name : Waves-MaxxAudio-Pro-Application_M85DD_WIN64_2.0.49.0_A02.EXE
https://dl.dell.com/FOLDER05479178M/2/Waves-MaxxAudio-Pro-Application_M85DD_WIN64_2.0.49.0_A02.EXE
CHIPSET
Intel Chipset Device Software
Version : 10.1.17861.8101 ,A06
Release date : 16 Dec 2019
File size : 14.04 MB
File name : Intel-Chipset-Device-Software_7FVVD_WIN_10.1.17861.8101_A06_01.EXE
https://dl.dell.com/FOLDER05453354M/7/Intel-Chipset-Device-Software_7FVVD_WIN_10.1.17861.8101_A06_01.EXE
Intel Thunderbolt Controller Firmware Update Utility
Version : 4.44.112.009 ,A02
Release date : 14 Feb 2020
File size : 1.56 MB
File name : ThunderboltFirmwareUpdate64_NVM44_T6DJ9_A02_4.44.112.009.exe
https://dl.dell.com/FOLDER06052442M/1/ThunderboltFirmwareUpdate64_NVM44_T6DJ9_A02_4.44.112.009.exe
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Intel Management Engine Components Installer
Version : 1938.12.0.1317 ,A04
Release date : 17 Feb 2020
File size : 166.73 MB
File name : Intel-Management-Engine-Components-Installer_6W3K6_WIN_1938.12.0.1317_A04_02.EXE
https://dl.dell.com/FOLDER05840902M/4/Intel-Management-Engine-Components-Installer_6W3K6_WIN_1938.12.0.1317_A04_02.EXE
Intel Manageability and Security Status Application
Version : 1.0.53.0 ,A02
Release date : 07 Feb 2020
File size : 10.46 MB
File name : Intel-Manageability-and-Security-Status-Application_WHD2F_WIN64_1.0.53.0_A02_02.EXE
https://dl.dell.com/FOLDER05831973M/3/Intel-Manageability-and-Security-Status-Application_WHD2F_WIN64_1.0.53.0_A02_02.EXE
Intel Thunderbolt Controller Driver
Version : 1.41.648.5 ,A05
Release date : 21 Dec 2019
File size : 14.99 MB
File name : Intel-Thunderbolt-Controller-Driver_TBT59_WIN64_1.41.648.5_A05_02.EXE
https://dl.dell.com/FOLDER05686981M/3/Intel-Thunderbolt-Controller-Driver_TBT59_WIN64_1.41.648.5_A05_02.EXE
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Realtek Memory Card Reader Driver
Version : 10.0.17763.21313 ,A02
Release date : 21 Dec 2019
File size : 21.51 MB
File name : Realtek-Memory-Card-Reader-Driver_R16KJ_WIN_10.0.17763.21313_A02_02.EXE
https://dl.dell.com/FOLDER05463466M/4/Realtek-Memory-Card-Reader-Driver_R16KJ_WIN_10.0.17763.21313_A02_02.EXE
Intel Integrated Sensor Solution Driver
Version : 3.10.100.3915 ,A00
Release date : 24 Apr 2019
File size : 10.72 MB
File name : Intel-Integrated-Sensor-Solution-Driver_H04H6_WIN_3.10.100.3915_A00_01.EXE
https://dl.dell.com/FOLDER05382048M/3/Intel-Integrated-Sensor-Solution-Driver_H04H6_WIN_3.10.100.3915_A00_01.EXE
Intel Dynamic Platform and Thermal Framework
Version : 8.5.10103.7263 ,A03
Release date : 21 Dec 2019
File size : 15.7 MB
File name : Intel-Dynamic-Platform-and-Thermal-Framework_64C9J_WIN_8.5.10103.7263_A03_02.EXE
https://dl.dell.com/FOLDER05383696M/4/Intel-Dynamic-Platform-and-Thermal-Framework_64C9J_WIN_8.5.10103.7263_A03_02.EXE
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Intel Serial IO Driver
Version : 30.100.1841.2 ,A02
Release date : 21 Dec 2019
File size : 10.18 MB
File name : Intel-Serial-IO-Driver_M31NN_WIN_30.100.1841.2_A02_03.EXE
https://dl.dell.com/FOLDER05345907M/5/Intel-Serial-IO-Driver_M31NN_WIN_30.100.1841.2_A02_03.EXE
Intel Management Engine Components Installer
Version : 1846.12.0.1177 ,A00
Release date : 25 Mar 2019
File size : 263.95 MB
File name : Intel-Management-Engine-Components-Installer_MH80C_WIN_1846.12.0.1177_A00.EXE
https://dl.dell.com/FOLDER05369188M/1/Intel-Management-Engine-Components-Installer_MH80C_WIN_1846.12.0.1177_A00.EXE
KEYBOARD MOUSE & INPUT DEVICE
Intel HID Event Filter Driver
Version : 2.2.1.375 ,A10
Release date : 21 Dec 2019
File size : 8.88 MB
File name : Intel-HID-Event-Filter-Driver_9FT4R_WIN_2.2.1.375_A10_01.EXE
https://dl.dell.com/FOLDER05395282M/3/Intel-HID-Event-Filter-Driver_9FT4R_WIN_2.2.1.375_A10_01.EXE
STORAGE / HARD DRIVE
Intel Rapid Storage Technology Driver
Version : 17.0.2.1076 ,A00
Release date : 07 Jan 2020
File size : 52.48 MB
File name : Intel-Rapid-Storage-Technology-Driver_CD70X_WIN_17.0.2.1076_A00_02.EXE
https://dl.dell.com/FOLDER05404990M/4/Intel-Rapid-Storage-Technology-Driver_CD70X_WIN_17.0.2.1076_A00_02.EXE
Intel Rapid Storage Technology AppX
Version : 17.0.1010.0 ,A00
Release date : 12 Sep 2019
File size : 10.47 MB
File name : Intel-Rapid-Storage-Technology-APPX_PVMPH_WIN64_17.0.1010.0_A00_03.EXE
https://dl.dell.com/FOLDER05397451M/5/Intel-Rapid-Storage-Technology-APPX_PVMPH_WIN64_17.0.1010.0_A00_03.EXE
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NETWORK
Intel AX200/AX201/9560/9260/8265/3165 WiFi UWD Driver
Version : 21.50.1.1 ,A06
Release date : 24 Dec 2019
File size : 55.04 MB
File name : Intel-AX200-AX201-9560-9260-8265-3165-WiFi-UWD-Driver_PPY61_WIN_21.50.1.1_A06_04.EXE
https://dl.dell.com/FOLDER05905411M/6/Intel-AX200-AX201-9560-9260-8265-3165-WiFi-UWD-Driver_PPY61_WIN_21.50.1.1_A06_04.EXE
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Intel AX200/AX201/9560/9260/8265/3165 Bluetooth UWD Driver
Version : 21.50.0.1 ,A04
Release date : 26 Dec 2019
File size : 47.3 MB
File name : Intel-AX200-AX201-9560-9260-8265-3165-Bluetooth-UWD_68HTT_WIN_21.50.0.1_A04_02.EXE
https://dl.dell.com/FOLDER05902904M/3/Intel-AX200-AX201-9560-9260-8265-3165-Bluetooth-UWD_68HTT_WIN_21.50.0.1_A04_02.EXE
Qualcomm QCA61x4A/QCA6174A-XR/QCA9377 WiFi and Bluetooth Driver
Version : 12.0.0.916 ,A24
Release date : 21 Dec 2019
File size : 98.38 MB
File name : Qualcomm-QCA61x4A-QCA6174A-XR-QCA9377-WiFi-and-Bluetooth_4424H_WIN_12.0.0.916_A24_01.EXE
https://dl.dell.com/FOLDER05810293M/4/Qualcomm-QCA61x4A-QCA6174A-XR-QCA9377-WiFi-and-Bluetooth_4424H_WIN_12.0.0.916_A24_01.EXE
Realtek USB GBE Ethernet Controller Driver
Version : 2.45.2019.0618 ,A18
Release date : 07 Jan 2020
File size : 19.13 MB
File name : Realtek-USB-GBE-Ethernet-Controller-Driver_MT3YW_WIN_2.45.2019.0618_A18_01.EXE
https://dl.dell.com/FOLDER05678434M/3/Realtek-USB-GBE-Ethernet-Controller-Driver_MT3YW_WIN_2.45.2019.0618_A18_01.EXE
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DOCKS / STANDS
ASMedia USB eXtensible Host Controller Driver
Version : 1.16.59.1 ,A16
Release date : 21 Dec 2019
File size : 19.07 MB
File name : ASMedia-USB-eXtensible-Host-Controller-Driver_PY41V_WIN_1.16.59.1_A16.EXE
https://dl.dell.com/FOLDER05833962M/1/ASMedia-USB-eXtensible-Host-Controller-Driver_PY41V_WIN_1.16.59.1_A16.EXE
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Realtek USB Audio Driver
Version : 6.3.9600.2215 ,A15
Release date : 13 Feb 2020
File size : 46.44 MB
File name : Realtek-USB-Audio-Driver_08CKK_WIN_6.3.9600.2215_A15_02.EXE
https://dl.dell.com/FOLDER05651497M/7/Realtek-USB-Audio-Driver_08CKK_WIN_6.3.9600.2215_A15_02.EXE
Realtek USB GBE Ethernet Controller Driver
Version : 2.45.2019.0618 ,A18
Release date : 13 Feb 2020
File size : 19.24 MB
File name : Realtek-USB-GBE-Ethernet-Controller-Driver_5V6RY_WIN_2.45.2019.0618_A18_04.EXE
https://dl.dell.com/FOLDER05756594M/6/Realtek-USB-GBE-Ethernet-Controller-Driver_5V6RY_WIN_2.45.2019.0618_A18_04.EXE
MODEM/COMMUNICATIONS
Dell Wireless 5821e/Qualcomm Snapdragon X20 LTE Firmware and GNSS Driver
Version : 1.0.1.40 ,A08
Release date : 21 Dec 2019
File size : 257.29 MB
File name : Dell-Wireless-5821e-Qualcomm-Snapdragon-X20-LTE-Firmware_8V449_WIN_1.0.1.40_A08_02.EXE
https://dl.dell.com/FOLDER05766111M/4/Dell-Wireless-5821e-Qualcomm-Snapdragon-X20-LTE-Firmware_8V449_WIN_1.0.1.40_A08_02.EXE
Dell Wireless 5821e GNSS Manager Application
Version : 1.0.0.10 ,A02
Release date : 09 Jan 2020
File size : 15.35 MB
File name : Dell-Wireless-5821e-GNSS-Manager-Application_CCCKJ_WIN_1.0.0.10_A02_01.EXE
https://dl.dell.com/FOLDER05982469M/2/Dell-Wireless-5821e-GNSS-Manager-Application_CCCKJ_WIN_1.0.0.10_A02_01.EXE
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SECURITY
Dell ControlVault3 Driver and Firmware
Version : 5.3.21.42 ,A10
Release date : 24 Dec 2019
File size : 35.59 MB
File name : Dell-ControlVault3-Driver-and-Firmware_2TV6R_WIN_5.3.21.42_A10.EXE
https://dl.dell.com/FOLDER05945907M/2/Dell-ControlVault3-Driver-and-Firmware_2TV6R_WIN_5.3.21.42_A10.EXE
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SOFTWARE & UTILITIES
SupportAssist Update Plugin Application
Version : 5.0.1.10877 ,A00
Release date : 20 Mar 2020
File size : 13.08 MB
File name : SupportAssist-Update-Plugin-Application_WGFXM_WIN_5.0.1.10877_A00.EXE
https://dl.dell.com/FOLDER06016207M/2/SupportAssist-Update-Plugin-Application_WGFXM_WIN_5.0.1.10877_A00.EXE
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Dell ExpressSign-in
Version : 1.1.11.68 ,A07
Release date : 04 Sep 2019
File size : 26.01 MB
File name : Dell-ExpressSign-in_V99HR_WIN_1.1.11.68_A07.EXE
https://dl.dell.com/FOLDER05799536M/3/Dell-ExpressSign-in_V99HR_WIN_1.1.11.68_A07.EXE
Dell/Alienware Digital Delivery Application
Version : 4.0.41.0 ,A15
Release date : 17 Feb 2020
File size : 80.86 MB
File name : Dell-Alienware-Digital-Delivery-Application_T48JW_WIN_4.0.41.0_A15.EXE
https://dl.dell.com/FOLDER05701692M/2/Dell-Alienware-Digital-Delivery-Application_T48JW_WIN_4.0.41.0_A15.EXE
Intel Thunderbolt Controller Application
Version : 1.0.16.0 ,A05
Release date : 14 Jan 2020
File size : 10.45 MB
File name : Intel-Thunderbolt-Controller-Application_TAP16_WIN64_1.0.16.0_A05_01.EXE
https://dl.dell.com/FOLDER05686966M/2/Intel-Thunderbolt-Controller-Application_TAP16_WIN64_1.0.16.0_A05_01.EXE
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Dell Encryption
Version : 10.5.0.1 ,A38
Release date : 10 Feb 2020
File size : 404.22 MB
File name : Dell-Encryption-10.5.0.1.zip
https://dl.dell.com/FOLDER05939262M/1/Dell-Encryption-10.5.0.1.zip
BIOS Verification Agent
Version : 1.7.0.13 ,A07
Release date : 07 Feb 2020
File size : 10.47 MB
File name : BIOS-Verification-1.7.0.13.zip
https://dl.dell.com/FOLDER06077324M/1/BIOS-Verification-1.7.0.13.zip
Dell Power Manager Service
Version : 3.6.0 ,A00
Release date : 17 Feb 2020
File size : 16.9 MB
File name : Dell-Power-Manager-Service_VVRY0_WIN64_3.6.0_A00.EXE
https://dl.dell.com/FOLDER06035635M/1/Dell-Power-Manager-Service_VVRY0_WIN64_3.6.0_A00.EXE
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USER MANUAL
Dell Latitude 7400 Manual PDF English
File type : PDF
File size : 1.38 MB
File name : latitude-14-7400-2-in-1-laptop_owners-manual2_en-us.pdf
https://topics-cdn.dell.com/pdf/latitude-14-7400-2-in-1-laptop_owners-manual2_en-us.pdf
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Dell Latitude 7400 Service Manual
File type : PDF
File size : 21.73 MB
File name : latitude-14-7400-2-in-1-laptop_owners-manual_en-us.pdf
https://topics-cdn.dell.com/pdf/latitude-14-7400-2-in-1-laptop_owners-manual_en-us.pdf