Dell Inspiron 5405/5505 System BIOS

Restart required

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.

Driver Id : 1HHDR

Importance : Recommended

Version : 1.0.0, 1.0.0 Latest version Recommended version Latest and Recommended version

Release Date : 22 Jun 2020

Download Type : System BIOS

Category : BIOS

This package contains the Dell BIOS update. BIOS is a firmware package that is embedded on a small memory chip on the system board. It controls the keyboard, monitor, disk drives, and other devices.

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File Format: 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.

File Name: Inspiron_5405_5505_1.0.0.exe

File size: 37.81 MB

To ensure the integrity of your download, please verify the checksum value.

MD5: 185a3a4a5f4818ac298d74d0f0eddd86

SHA1: b4480207af6b1e5b48494e5d21b0f52654866221

SHA-256: 07692efe6a6667b329f3f30d6c3d2f32b9aec9458be8d43f07cb90dbad4a043e

Download .EXE

Installation instructions

Updating the BIOS from Windows

Note 1: Before updating the BIOS, ensure that you suspend BitLocker encryption on a BitLocker-enabled system. If BitLocker is not enabled on your system, you can ignore this step. For information about how to disable BitLocker, see How to Enable or Disable BitLocker with TPM in Windows at support.dell.com.
Note 2: Do not turn off power or interrupt the BIOS update process during the update.
Note 3: Your system requires a restart after installing the BIOS. The restart can be deferred but must be completed to ensure that the update is installed.

Download and Installation
1. Click Download File.
2. Click Save to save the file to your hard drive.
3. Browse to the location where you downloaded the file.
4. Double-click the new file.
5. The system restarts automatically and updates the BIOS at the system startup screen. After the BIOS update is complete, system restarts again.

Dell Inspiron 5405/5505 System BIOS

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Fixes & Enhancements

Important Information

Compatible Systems

Supported Operating Systems

Installation instructions

Applies to