Do not turn off your computer or disconnect from the power source while updating the BIOS as this could harm your computer. During the update, your computer will restart and you may briefly see a black screen.

Before updating, please read the installation instructions and important information noted below.

Inspiron 5420 BIOS

Restart required Installed This file was automatically installed as part of a recent update. If you are experiencing any issues, you can manually download and reinstall.
Inspiron 5420 BIOS
Recommended

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Fixes & Enhancements

Fixes
- Not Applicable

Enhancements
- Enhance bootorder of EVSA structure for F2/F12 BIOS Setup menu
Read More

Version

A16, A16

Release date

06 May 2013

Download Type

System BIOS

Category

BIOS

Importance

Recommended
Dell Technologies recommends applying this update during your next scheduled update cycle. The update contains changes to maintain overall system health. It ensures that the system software remains current and compatible with other system modules (firmware, BIOS, drivers, and software) and may include other new features.
Available formats

File Format: CPG BIOS Executable for Windows/DOS
File Name: 5420_A16.exe
File Size: 5.51 MB
This is a large file. Depending on your connection speed, it may take some time to download.
Format Description:
This file format consists of a BIOS executable file. The Universal (Windows/MS DOS) format can be used to install from any Windows or MS DOS environment.
To ensure the integrity of your download, please verify the checksum value.
MD5:
2d500451435b124a9287eafedc0e84ba
SHA1:
1f36bc58c3e198b808c35a984aeb27718e3c7fee
SHA-256:
040c5fdd3f9c80ae65efed0bc37583bdbfeef983c29e01f00fef2a9ee0924ec9

By downloading, you accept the terms of the Dell Software License Agreement.

Additional details

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Dell Inspiron 5420
Reboot will be required

Need help with BIOS issues?

Find a solution in Dell's BIOS troubleshooting guide

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