Dell Latitude E5420 Driver Download (Official)

Dell Drivers

The Latitude E5420 is a network device manufactured by Dell. Issues like weak Wi-Fi signal, slow DNS lookup, duplicate IP addresses, slow network and excessive CPU usage can be solved by updating this driver. This driver - "NIC_DRVR_WIN_A01_R294109.EXE" - has been downloaded 33 times and is rated 5 out of 5 stars based on 11 reviews. It is compatible with PCs running Windows XP, among other operating systems. The total disk space used for this update is 124.9 MB.

11 Ratings
33 Downloads

Supported Models

Latitude E5420

Latitude E5420m

Latitude E5520

Latitude E5520m

Latitude E6320

Latitude E6420

Latitude E6420 ATG

Manufacturers

Dell

Supported Operating Systems

Windows XP

File Name

Versions

A01 (14-Mar-2011)

Additional Notes

WLAN Mini Card Driver

Uploaded By

Sathishkumar (DG Staff Member) on 13-Jun-2011

Driver Contents File List

The following files are found inside the driver download file.

Name Size Date
BCMLogon.dll 856.1 KB 17 Jan 2011
BcmCrypt.exe 81.9 KB 17 Jan 2011
Bcmnpf64.sys 45.6 KB 17 Jan 2011
DellInfo.exe 221.2 KB 17 Jan 2011
DellInfo64.exe 155.6 KB 17 Jan 2011
DellInst.enc 35.8 KB 17 Jan 2011
Drivers/WinXP/WL/bcm43xx.cat 11.6 KB 17 Jan 2011
Drivers/WinXP/WL/bcm43xx64.cat 12.1 KB 17 Jan 2011
Drivers/WinXP/WL/bcmwl5.inf 971.0 KB 17 Jan 2011
Drivers/WinXP/WL/bcmwl5.sys 3.4 MB 17 Jan 2011
Drivers/WinXP/WL/bcmwl564.sys 3.8 MB 17 Jan 2011
Drivers/WinXP/WL/bcmwlcoi.dll 91.4 KB 17 Jan 2011
Drivers/WinXP/WL/bcmwlcoi64.dll 95.5 KB 17 Jan 2011
IS.exe 393.2 KB 17 Jan 2011
ISSetup.dll 555.5 KB 17 Jan 2011
Launcher.ini 40 bytes 17 Jan 2011
MUP.xml 4.1 KB 17 Jan 2011
PackageVersion.dll 7.2 KB 17 Jan 2011
README.rtf 45.3 KB 17 Jan 2011
Setup.exe 181.6 KB 17 Jan 2011
Setup.ini 981 bytes 17 Jan 2011
SysInfo.exe 77.8 KB 17 Jan 2011
WLBCGCBPRO731.dll 2.7 MB 17 Jan 2011
X64/BCMLogon.dll 925.7 KB 17 Jan 2011
X64/WLBCGCBPRO731.dll 3.6 MB 17 Jan 2011
X64/bcmwlapi.dll 183.3 KB 17 Jan 2011
X64/bcmwlcpl.cpl 5.8 MB 17 Jan 2011
X64/preflib.dll 185.3 KB 17 Jan 2011
X64/vcredist_x64.bat 457 bytes 17 Jan 2011
X64/vcredist_x64.exe 3.2 MB 17 Jan 2011
_Setup.dll 333.1 KB 17 Jan 2011
bcm1xsup.dll 761.9 KB 17 Jan 2011
bcmwlapi.dll 159.7 KB 17 Jan 2011
bcmwlcpl.cpl 5.5 MB 17 Jan 2011
bcmwlhlp.cab 88.6 MB 17 Jan 2011
bcmwlhlpsm.cab 5.2 MB 17 Jan 2011
bcmwliss.dll 86.0 KB 17 Jan 2011
bcmwlnpf.sys 33.7 KB 17 Jan 2011
bcmwlpkt.dll 69.6 KB 17 Jan 2011
bcmwls.ini 135.6 KB 17 Jan 2011
bcmwls32.exe 406.8 KB 17 Jan 2011
bcmwls64.exe 665.9 KB 17 Jan 2011
bcmwlsd.ini 32.4 KB 17 Jan 2011
bcmwltry.exe 2.6 MB 17 Jan 2011
bcmwlu00.exe 319.5 KB 17 Jan 2011
data1.cab 3.1 MB 17 Jan 2011
data2.cab 512 bytes 17 Jan 2011
dell.txt 18.6 KB 17 Jan 2011
layout.bin 455 bytes 17 Jan 2011
package.xml 26.2 KB 17 Jan 2011
preflib.dll 143.4 KB 17 Jan 2011
vcredist_x86.bat 457 bytes 17 Jan 2011
vcredist_x86.exe 2.7 MB 17 Jan 2011
wltray.exe 2.9 MB 17 Jan 2011
wltrynt.dll 65.5 KB 17 Jan 2011
wltrysvc.exe 25.1 KB 17 Jan 2011

How to Update Latitude E5420 Device Drivers Quickly & Easily

Step 1 - Download Your Driver

To get the Latitude E5420 driver, click the green download button above. After you complete your download, move on to Step 2.

If the driver listed is not the right version or operating system, search our driver archive for the correct version. Enter Dell Latitude E5420 into the search box above and then submit. In the results, choose the best match for your PC and operating system.

Tech Tip: If you are having trouble deciding which is the right driver, try the Dell Driver Update Utility. It is a software utility which automatically finds and downloads the right driver.

To find the newest driver, you may need to visit the Dell website. Most major device manufacturers update their drivers regularly.

Step 2 - Install Your Driver

Once you have downloaded your new driver, you'll need to install it. In Windows, use a built-in utility called Device Manager, which allows you to see all of the devices recognized by your system, and the drivers associated with them.

How to Open Device Manager

  • In Windows 11, Windows 10 & Windows 8.1, right-click the Start menu and select Device Manager

  • In Windows 8, swipe up from the bottom, or right-click anywhere on the desktop and choose "All Apps" -> swipe or scroll right and choose "Control Panel" (under Windows System section) -> Hardware and Sound -> Device Manager

  • In Windows 7, click Start -> Control Panel -> Hardware and Sound -> Device Manager

  • In Windows Vista, click Start -> Control Panel -> System and Maintenance -> Device Manager

  • In Windows XP, click Start -> Control Panel -> Performance and Maintenance -> System -> Hardware tab -> Device Manager button

How to Install a driver from Device Manager

  1. Locate the device and model that is having the issue and double-click on it to open the Properties dialog box.

  2. Select the Driver tab.

  3. Click the Update Driver button and follow the instructions.

In most cases, you will need to reboot your computer in order for the driver update to take effect.

Tech Tip: Driver downloads and updates come in a variety of file formats with different file extensions. For example, you may have downloaded an EXE, INF, ZIP, or SYS file. Each file type has a slighty different installation procedure to follow.

For more help, visit our Driver Support Page for step-by-step videos on how to install drivers for every file type.

This website is not affiliated with Dell. All company names/logos are properties of their owners.
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