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 3520 System BIOS,A04

Restart required AUTO 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 15 MLK,SW,BIOS, 3520,A04
Recommended

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Fixes & Enhancements

1.update Micro code
2.Fix issue, in class 3 , it will hang up system when plug-in un-support Adapter then press F1
Read More

Version

A04, A04

Release date

15 Nov 2012

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: 3520A04.EXE
File Size: 5.93 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:
675fc82876bcb8823ce5754812407ccb
SHA1:
c894ef2e9d4cc532217520dcb6d493c5a7cf2475
SHA-256:
e4fbf3df8e2982e2a9ea963d2c6966336d7f0eb17cb9a06a2ec7df1cc03bd0c8

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

Additional details

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Dell Inspiron 3520
3520A04.exe

Reboot will be required

Need help with BIOS issues?

Find a solution in Dell's BIOS troubleshooting and usage guide.

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