Driver Details

Dell Inspiron 3520 System BIOS,A05

Inspiron 15 MLK,SW,BIOS, 3520,A05

Fixes & Enhancements

1. Fix EfiOsBootOrder bug and provide workaround for Dell ubuntu.
2. disable AT to fix "BIOS can't be updated" pops up when BIOS flash cycling in the OS. BITS050206
3. System can't shutdown during WB/CB longrun.When select PopUp menu but press ESC to exit, system will boot from the first device list in PopUp menu (It does not boot following the boot sequence in BIOS setup boot menu)


Version A05, A05



Release date

07 Mar 2013

Last Updated

07 Mar 2013



Available formats

File Format:Windows/DOS
File Name:3520A05.EXE
Download Type:HTTP
File Size: 5MB
Format DescriptionThis file format consists of a BIOS executable file. The Universal (Windows/MS DOS) format can be used to install from Windows 8, Windows 7, Windows XP, Windows 2000, NT, Windows 9X, Windows ME or a MS DOS environment.
To ensure the integrity of your download, please verify the checksum value.

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

Compatible Systems

Supported Operating Systems


Applies to

Dell Inspiron 3520

Installation instructions


Important Information

My Download List-#1 (0 )

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This driver has been tested by both the independent software vendor (ISV) and Dell on the operating systems, graphics cards, and application supported by your device to ensure maximum compatibility and performance. Details
Dell recommends applying this update during your next scheduled update cycle. The update contains feature enhancements or changes that will help keep your system software current and compatible with other system modules (firmware, BIOS, drivers and software).