Dell Latitude 7420 Drivers for Windows 10 64-bit – Free Download and Installation Guide
If you are looking for Dell Latitude 7420 drivers for Windows 10 64-bit, this page provides a complete driver list with driver category, driver description, version number, and official Dell download links.
Installing the correct drivers can help fix common Dell Latitude 7420 problems such as Wi-Fi not working, Bluetooth missing, no sound, low screen resolution, Intel Iris Xe graphics issues, fingerprint reader problems, Thunderbolt problems, storage controller errors, and Dell docking station connectivity issues.
The Dell Latitude 7420 is a premium business laptop powered by 11th-generation Intel processors. After installing or reinstalling Windows 10 64-bit, it is important to install the correct Dell drivers so that all hardware works properly.
Dell Latitude 7420 Windows 10 Complete Driver Pack
If you do not want to download every driver separately, Dell provides an official Windows 10 64-bit driver pack.
Model: Dell Latitude 7420
Operating System: Windows 10 64-bit
Driver Pack: A12
Platform ID: TXK42
Size: Approximately 1554 MB
Release Date: February 13, 2024
Download Dell Latitude 7420 Windows 10 Driver Pack A12
You can also visit the official Dell support page to check for newer individual driver updates:
Dell Latitude 7420 Official Drivers & Downloads
Dell Latitude 7420 Driver Installation Order
For a clean Windows installation, a practical installation order is:
Intel Chipset Device Software
Intel Management Engine Components
Intel Serial IO Driver
Intel Dynamic Tuning Driver
Intel Integrated Sensor Solution Driver
Intel Thunderbolt Controller Driver
Intel UHD / Iris Xe Graphics Driver
Realtek High Definition Audio Driver
Intel Wi-Fi Driver
Intel Bluetooth Driver
Intel Rapid Storage Technology Driver
Dell ControlVault3 Driver and Firmware
Memory Card Reader Driver
Dell dock drivers, if you use a Dell USB-C or Thunderbolt dock
Mobile broadband/LTE drivers, only if your Latitude 7420 has a WWAN/LTE module
Restart the laptop after important chipset, graphics, audio, storage, security, and network driver installations.
Dell Latitude 7420 Drivers for Windows 10 64-bit
| Category | Driver Description | Version | Download |
|---|---|---|---|
| Video | Intel UHD / Iris Xe Graphics Driver | 31.0.101.4644 | Download |
| Audio | Realtek High Definition Audio Driver | 6.0.9511.1 | Download |
| Network / Wi-Fi | Intel AX411/AX211/AX210/AX201/AX200/9560/9462/9260/8265/8260/7265/3165 Wi-Fi UWD Driver | 22.200.2.1 | Download |
| Network / Bluetooth | Intel AX411/AX211/AX210/AX201/AX200/9560/9462/9260/8265/8260/7265/3165 Bluetooth UWD Driver | 22.200.0.2 | Download |
| Chipset | Intel Management Engine Components Installer | 2313.4.16.0 | Download |
| Chipset | Intel Chipset Device Software | 10.1.18460.8229 | Download |
| Chipset | Intel Thunderbolt Controller Driver | 1.41.1335.0 | Download |
| Chipset | Intel Dynamic Tuning Driver | 8.7.10800.23155 | Download |
| Chipset | Intel Integrated Sensor Solution Driver | 3.10.100.4478 | Download |
| Chipset | Realtek Memory Card Reader Driver | 10.0.22000.21350 | Download |
| Chipset | Intel Serial IO Driver | 30.100.2104.1 | Download |
| Mouse, Keyboard & Input | Intel HID Event Filter Driver | 2.2.1.384 | Download |
| Storage | Intel Rapid Storage Technology Driver and Application | 18.7.1.1003 | Download |
| Security | Dell ControlVault3 Driver and Firmware | 5.14.10.10 | Download |
| Dock / USB Ethernet | Realtek USB GBE Ethernet Controller Driver | 1153.10.20.1104 | Download |
| Dock / Audio | Realtek USB Audio DCH Driver | 6.3.9600.2330 | Download |
| Mobile Broadband / LTE | Dell Wireless 5829e / Qualcomm Snapdragon X20 LTE Firmware and GNSS Driver | 1.0.0.28 | Download |
| Mobile Broadband / LTE | Dell Wireless 5821e / Qualcomm Snapdragon X20 LTE Firmware and GNSS Driver | 1.0.1.73 | Download |
Important: You do not need every driver shown above. Install drivers that match the hardware installed in your particular Dell Latitude 7420.
How to Check Windows 10 64-bit Before Downloading Drivers
Before downloading the drivers, confirm that your laptop is running Windows 10 64-bit.
Step 1: Press Windows + R.
Step 2: Type:
winver
and press Enter.
This will display your Windows version.
To check whether Windows is 64-bit:
Go to:
Settings → System → About
Find System type.
It should show:
64-bit operating system, x64-based processor
These drivers are intended for Windows 10 64-bit.
How to Install Dell Latitude 7420 Drivers
Downloading the correct driver is only the first step. Follow these steps to install it correctly.
Step 1: Click the Download link for the required driver.
Step 2: Download the Dell .EXE driver package.
Step 3: Open the downloaded file.
Step 4: Click Install when the Dell Update Package window appears.
Step 5: Follow the on-screen instructions.
Step 6: Restart your Dell Latitude 7420 if requested.
After restarting, open Device Manager and make sure there are no unidentified devices or yellow warning icons.
Common Dell Latitude 7420 Driver Problems and Solutions
1. Wi-Fi Not Working
If Wi-Fi does not appear after reinstalling Windows 10, install the Intel Wi-Fi UWD Driver.
Download Intel Wi-Fi Driver
After installation, restart your laptop.
Then open:
Device Manager → Network adapters
Look for an Intel wireless adapter such as Intel Wi-Fi 6 AX201.
If the wireless adapter still does not appear, install the chipset and Intel Management Engine drivers before reinstalling the Wi-Fi driver.
2. Bluetooth Missing in Windows 10
If the Bluetooth option is completely missing from Windows Settings or Device Manager, install the Intel Bluetooth driver.
Download Intel Bluetooth Driver
Restart the laptop after installation.
Then check:
Settings → Devices → Bluetooth & other devices
You can also check:
Device Manager → Bluetooth
3. Dell Latitude 7420 No Sound
If there is no sound from the speakers, headphones, or microphone, install the Realtek High Definition Audio Driver.
Download Realtek Audio Driver
Restart the laptop after installing the driver.
Then go to:
Settings → System → Sound
and make sure the correct output device is selected.
Dell notes that compatible audio software such as Dell Optimizer or Waves MaxxAudio Pro may also be required for full audio functionality on supported configurations.
4. Intel Iris Xe Graphics Driver Problem
If Windows shows incorrect screen resolution, poor graphics performance, screen flickering, or Microsoft Basic Display Adapter in Device Manager, install the Intel graphics driver.
Download Intel UHD / Iris Xe Graphics Driver
The Dell Latitude 7420 uses Intel UHD/Iris Xe graphics depending on the processor and system configuration.
After installation, restart Windows.
5. Fingerprint Reader Not Working
If Windows Hello does not detect the fingerprint reader, install the Dell ControlVault3 Driver and Firmware.
Download Dell ControlVault3 Driver
ControlVault can support security hardware such as fingerprint readers, smart card readers, and NFC on systems equipped with those options.
After installation and restart, go to:
Settings → Accounts → Sign-in options → Windows Hello Fingerprint
and configure your fingerprint again.
6. Thunderbolt or USB-C Device Not Working
If a Thunderbolt device, USB-C accessory, monitor, or dock is not detected correctly, install the Intel Thunderbolt Controller Driver.
Download Intel Thunderbolt Controller Driver
Also make sure the laptop BIOS and dock firmware are updated if you are troubleshooting a Dell docking station.
7. Dell Dock Ethernet Not Working
The Latitude 7420 is commonly used with Dell USB-C and Thunderbolt docking stations.
If the Ethernet connection on the dock does not work, install the Realtek USB GBE Ethernet Controller Driver.
Download Realtek USB GBE Ethernet Driver
Disconnect and reconnect the dock after installing the driver.
A restart is also recommended.
8. Dell Dock Audio Not Working
If speakers, headphones, or audio ports connected through a compatible Dell dock do not work, install the Realtek USB Audio DCH Driver.
Download Realtek USB Audio DCH Driver
Restart Windows and reconnect the dock.
9. Storage or SSD Not Detected
If Windows Setup cannot detect the SSD or there is a storage controller problem, the Intel Rapid Storage Technology driver may be required.
Download Intel Rapid Storage Technology Driver
The requirement for Intel RST can depend on your BIOS storage configuration.
Do not randomly change RAID/AHCI storage settings in the BIOS on an existing Windows installation because doing so can prevent Windows from starting.
10. Function Keys or HID Devices Not Working
If some function keys or HID-related controls are not working correctly, install the Intel HID Event Filter Driver.
Download Intel HID Event Filter Driver
Restart the laptop after installation.
Do I Need the LTE / Mobile Broadband Drivers?
No.
Only install the Dell Wireless 5829e or Dell Wireless 5821e Qualcomm Snapdragon X20 LTE drivers if your Dell Latitude 7420 contains the optional WWAN/mobile broadband hardware.
If your laptop does not have a SIM card/mobile broadband module, these drivers are normally not required.
One-Click Dell Latitude 7420 Windows 10 Driver Download
For IT technicians, system administrators, or users performing a fresh Windows installation, downloading the complete Dell driver pack may be easier than downloading drivers individually.
Download Latitude 7420 Windows 10 64-bit Driver Pack – A12
Driver Pack: TXK42
Version: A12
Size: Approximately 1554 MB
The full driver pack contains the Windows 10 x64 drivers Dell included for Latitude 7420 deployment.
Important Safety Note
Always download Dell Latitude 7420 drivers from Dell's official support website or another trusted manufacturer source.
Avoid unknown third-party "driver updater" websites because they can provide incorrect, modified, outdated, or unwanted software.
Before making major driver or firmware changes, creating a Windows restore point is also recommended.
To create a restore point:
Windows Search → Create a restore point → System Protection → Create
Enter a name such as:
Before Dell Latitude 7420 Driver Installation
Then click Create.
Frequently Asked Questions
Can I use these Dell Latitude 7420 drivers on Windows 11?
This article is specifically prepared around Dell's Windows 10 64-bit driver pack.
Dell also provides a separate Latitude 7420 Windows 11 driver pack. If you are running Windows 11, use Dell's Windows 11 drivers whenever possible.
Which Dell Latitude 7420 driver should I install first?
Start with the chipset drivers, including Intel Chipset Device Software and Intel Management Engine Components.
Then install graphics, audio, Wi-Fi, Bluetooth, storage, security, and other required drivers.
Do I need to install every driver?
No.
The Latitude 7420 was available with different hardware configurations.
For example, you do not need LTE/mobile broadband drivers if your laptop does not contain a WWAN module. You may also not need dock-related drivers unless you use a compatible USB-C or Thunderbolt dock.
Which graphics driver does the Dell Latitude 7420 use?
The Latitude 7420 uses Intel integrated graphics, including Intel Iris Xe graphics on supported 11th-generation Intel processor configurations.
The Windows 10 A12 driver pack contains the Intel UHD/Iris Xe Graphics Driver version 31.0.101.4644.
Download Intel Iris Xe Graphics Driver
Which Wi-Fi driver does the Dell Latitude 7420 need?
The Dell A12 Windows 10 driver pack includes Intel wireless support, including the Intel AX201 family.
The listed package version is:
22.200.2.1
Download Dell Latitude 7420 Wi-Fi Driver
Which Bluetooth driver should I use?
The Dell Windows 10 driver pack lists the Intel Bluetooth UWD driver:
Version 22.200.0.2
Download Dell Latitude 7420 Bluetooth Driver
Where can I find the latest Dell Latitude 7420 drivers?
Dell can release individual driver updates separately from the older deployment driver pack.
For the newest drivers available for your exact laptop and Service Tag, use Dell's official Latitude 7420 Drivers & Downloads page:
Check Latest Dell Latitude 7420 Drivers
Entering your Dell Service Tag is the safest way to see drivers that match your exact system configuration.
Official Dell Source
Driver names and versions in this article are based on Dell's official Latitude 7420 Windows 10 Driver Pack A12.
Dell Latitude 7420 Windows 10 Driver Pack – Official Dell Page
Disclaimer: Dell, Latitude, Intel, Realtek, and other product names are trademarks of their respective owners. This website is not affiliated with Dell Technologies. Driver links are provided for informational and troubleshooting purposes and direct users to official Dell resources.
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