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.

Dell Inspiron 7370/7570/7373/7573 System 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.
This package provides the Dell System BIOS update and is supported on Dell Inspiron 7370/7570/7373/7573 for Windows Operating System.
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Fixes & Enhancements

Fixes
- Updated to the latest CPU microcode.
- Updated Intel ME Firmware to address security advisory INTEL-SA-00086 (CVE-2017-5705 & CVE-2017-5708).

Enhancements
- Improved battery charge usability.
Read More

Version

1.5.4, 1.5.4

Release date

10 May 2018

Download Type

System BIOS

Category

BIOS

Importance

Critical
Dell Technologies highly recommends applying this important update as soon as possible. The update contains critical bug fixes and changes to improve functionality, reliability, and stability of your Dell system. It may also include security fixes and other feature enhancements.
Available formats
File Format: CPG BIOS Executable for Windows/DOS
File Name: Inspiron_7370_7373_7570_7573_1.5.4.exe
File Size: 6.38 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:
bf87427fb4e8bf54398f2e0c9e973820
SHA1:
1da2bf3aa6677ec9c21103ff59d7b38843a8670c
SHA-256:
05a9b4735d254327eb3cc03e6a6e57cfe6e45c417ededde5eb0a47bdd2066ff4

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

Additional details

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Dell Inspiron Astro
BIOS Update Executable for Windows

Download
1. Click "Download File", to download the file.
2. When the File Download window appears, click Save to save the file to your hard drive.

Run the BIOS update utility from Windows environment
1. Browse to the location where you downloaded the file and double-click the new file.
2. Windows System will auto restart and update BIOS while system startup screen.
3. After BIOS update finished, system will auto reboot to take effect.

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Note 1: Please make sure you suspend BitLocker encryption before updating BIOS on a BitLocker enabled system. If you don't enable BitLocker on your system you can ignore it.

Need help with BIOS issues?

Find a solution in Dell's BIOS troubleshooting guide

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