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This article provides information on the correct order to install drivers for Windows 10 on your Dell Latitude E6420 Notebook computer.
Upon performing a clean installation or upgrading to Windows 10 on your Dell Latitude E6420 Notebook computer, you will notice that Windows 10 will automatically install most of the device drivers required for your computer. In case you do notice any issues with device drivers / software packages, you must install the following drivers / software packages in the following sequence. If specific Windows 10 drivers are not available on Dell Support website, you can try to install the Windows 8 / 8.1 compatible driver. Some components may or may not be on your system depending on the original build and specification. Refer to How do I Determine the Components in my Computer? for more information. Refer to the table (Table 1) below detailing which section heading each driver is listed on the Dell Support website. Driver / Software PackageCategoryDell System SoftwareSystem UtilitiesIntel Chipset Software Installation UtilityChipsetDell Data Protection Middleware PackageDell Data ProtectionDell Data Protection Driver PackageDell Data ProtectionNVidia NVS 4200MVideoIDT 92HDxxx HD AudioAudioIntel Rapid Storage TechnologySerial ATAO2Micro OZ600xxx Memory CardChipsetIntel Unified AMT 7 Management InterfaceChipsetST Microelectronics Free Fall SensorChipsetIntel 825xx Gigabit Platform LAN Network DeviceNetworkIntel WiFi Link 6xxx Series WLAN Half-Mini CardNetworkIntel WiMAX Link 6250NetworkConexant D330,HD,MDX,v.92 ModemModem/CommunicationsDell Wireless 5550 HSPA Mini CardModem/CommunicationsDell Wireless 375 Bluetooth ModuleNetworkDell Multi-Touch TouchpadMouse, Keyboard & Input DeviceseGalax EMPIA EETI Multi-TouchscreenMouse, Keyboard & Input DevicesNEC USB3.0Chipset Table 1: Category of Device Drivers Please use this page only as a guide. Windows 10 will automatically install most of the device drivers. Dell System Software Dell System Software is a compilation of critical Microsoft hotfixes & updates and also enables and enhances the smart card controller Back to the top Intel Chipset Software Installation Utility Check if the chipset driver is installed by looking at Device Manager as shown below. Install the Intel chipset update from the Dell Drivers and Downloads website. Back to the top Dell Data Protection Middleware Package Install the Dell Data Protection Middleware Package from the Dell Drivers and Downloads website. This will install the the following list of software: NTRU Core TCG Software StackMicrosoft Hotfix for CCID Smartcard Reader on Windows8 Back to the top Dell Data Protection Driver Package Install the Dell Data Protection Middleware Package from the Dell Drivers and Downloads website. This will install the following software: Microsoft Runtime Libraries SP1 for Visual Studio 2005Microsoft Runtime Libraries SP1 for Visual Studio 2008BioAPI FrameworkDell Control VaultDell Smartcard KeyboardDell Smartcard Reader for Windows8UPEK TouchChip Fingerprint Reader Back to the top NVidia NVS 4200M NOTE: If the system supports NVidia Optimus™, ensure the Intel HD Video driver is installed first, followed by NVidia driver installation later. Windows 10 will already contain native drivers for Intel HD Video Adapters. Check if the video driver is installed by looking at Device Manager as shown below. Install NVdia NVS 4200M update from the Dell Drivers and Downloads website. Back to the top IDT 92HDxxx HD Audio By default Windows 10 should install the IDT Audio Chipset driver on your computer. Back to the top Intel Rapid Storage Technology By default Windows 10 will install the updated SATA driver with Intel Rapid Storage Technology. Back to the top O2Micro OZ600xxx Memory Card By default Windows 10 will install the updated media card driver with O2Micro OZ600xxx Memory Card. Back to the top Intel Unified AMT 7 Management Interface Driver Updating or Installing the Intel Unified AMT 7 Management Interface driver from the Dell Drivers and Downloads website will install the PCI simple communications controller as listed in the 'Other devices' list below. Back to the top ST Microelectronics Free Fall Sensor Check if the ST Microelectronics Free Fall Sensor driver is installed by looking at Device Manager as shown below. Install the driver from the Dell Drivers and Downloads website. After installation, Windows 10 might list the installed ST Microelectronics Free Fall Sensor under System Devices or Sensor I/O Devices. Back to the top Intel 825xx Gigabit Platform LAN Network Device By default, Windows 10 will install the Intel 825xx Gigabit Platform LAN Network Device Driver. Check if the network card driver is installed by looking at Device Manager as shown below. If you still notice an issue, proceed to the Dell Drivers and Downloads website to download and install the driver. Back to the top Intel WiFi Link 6xxx Series WLAN Half-Mini Card By default, Windows 10 will install the Intel WiFi Link 6xxx Series WLAN Driver. Check if the network card driver is installed by looking at Device Manager as shown below. If you still notice an issue, proceed to the Dell Drivers and Downloads website to download and install the driver. Back to the top Intel WiMAX Link 6250 By default, Windows 10 will install the Intel WiMAX Link 6250 Driver. Check if the network card driver is installed by looking at Device Manager as shown below. If you still notice an issue, proceed to the Dell Drivers and Downloads website. to download and install the driver. Back to the top Conexant D330,HDA,MDC,v.92 Modem By default a generic Conexant driver is installed however please update the Conexant D330,HDA,MDC,v.92 Modem update from the Dell Drivers and Downloads website. Back to the top Dell Wireless 5550 HSPA Mini Card Check if the Dell Wireless 5550 WWAN driver is installed by looking at the Device Manager on your computer. For this example, we're using the Dell 5550 WWAN card. Install the Dell Wireless 5550 HSPA Mini Card update from the Dell Drivers and Downloads website. Back to the top Dell Wireless 375 Bluetooth Module By default the generic Bluetooth driver is installed, however please update the Dell Wireless 375 Bluetooth Module update from Dell Drivers and Downloads website. Back to the top Dell Multi-Touch Touchpad Check if the touchpad driver is installed by looking at Device Manager shown below. By default, generic Touchpad drivers are installed, however please update the Dell Multi-Touch Touchpad drivers from the Dell Drivers and Downloads website. Back to the top eGalax EMPIA EETI Multi-Touchscreen By default the generic touchscreen driver is already installed. The driver can be updated through the Dell Drivers and Downloads website. This driver is only needed when the system is purchased with touch panel. Back to the top NEC USB3.0 Install the USB3.0 driver from the Dell Drivers and Downloads website. This will install the updated USB 3.0 driver. This driver is only needed when the system is purchased with additional USB 3.0 media bay. Back to the top
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