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 3476/3576 and Vostro 3478/3578 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 contains the Dell system BIOS update for Dell Inspiron 3476, 3576 and Vostro 3478, 3578 systems that run the Windows operating system. BIOS is a firmware that is embedded on a small memory chip on the computer's system board. It controls the keyboard, monitor, disk drives and other devices.
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Fixes & Enhancements

Fixes:
- Fixed an issue with Secure Boot Option ROM Signature Verification
- Firmware updates to address security advisory INTEL-SA-00185 (CVE-2018-12188 CVE-2018-12190 CVE-2018-12191 CVE-2018-12192 CVE-2018-12199 CVE-2018-12198 CVE-2018-12200 CVE-2018-12187 CVE-2018-12196 CVE-2018-12185)
- Firmware updates to address security advisories INTEL-SA-00191(CVE-2018-12201, CVE-2018- 12202, CVE-2018-12203)

Enhancements:
- N/A
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Version

1.7.0, 1.7.0

Release date

14 Mar 2019

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: Vostro_3478_3578_Inspiron_3476_3576_1.7.0.exe
File Size: 6.4 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:
210614b40a9d2cc4b3cea914e1b4c8f9
SHA1:
2291d70be90c06119fdb36556e6f8b77cdd9e608
SHA-256:
0ffbfa16bbcebb504588f657a0016d8239ae55565310f4ebbcf66421391d0752

File Format: External release notes
File Name: Vostro_3478_3578_Inspiron_3476_3576_1.7.0_external.txt
File Size: 1.16 KB
This is a large file. Depending on your connection speed, it may take some time to download.
Format Description:
This file format contains plain text which can be viewed with a standard text editor.
To ensure the integrity of your download, please verify the checksum value.
MD5:
7ca121ce7eae161d20298a735375c0de
SHA1:
0c346d7cc4429b038d99ce962f66dce9100c8dc7
SHA-256:
581a5e4806ce16c69d37891cb5307b641fc236f1e7944bf3597c1a70cfbb4c61

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

Additional details

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BIOS Recovery 2
Inspiron TURIS series System BIOS
Vostro VEGAS INTEL series System BIOS
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.
Note 2: Do not turn off the power or interrupt the BIOS update process during the update.

Run the BIOS update utility from Windows environment.

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 and double-click the new file.
The system restarts automatically and updates the BIOS at the system startup screen. After the BIOS update is complete, system restarts again.

Need help with BIOS issues?

Find a solution in Dell's BIOS troubleshooting guide

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