Dell Support Drivers & Downloads Driver File Formats

Driver Details

Link
Dell Inspiron 5521 System BIOS
This package provides the Dell System BIOS update and is supported on Dell Inspiron 5221 for Windows and DOS Operating Systems.
Release Date 1/29/2013
Importance: Recommended
Version: A04

The following formats are available for the file you have selected

File Format: Windows/DOS Download File Download File
File Name:

5521A04.exe

Description: This file format consists of a BIOS executable file. The Universal (Windows/MS DOS) format can be used to install from Windows XP, Windows 2000, NT, Windows 9X, Windows ME or a MS DOS environment.
Download Type: HTTP
File Size: 4MB

Previous Versions

No previous version available.

Description

This package provides the Dell System BIOS update and is supported on Dell Inspiron 5221 for Windows and DOS Operating Systems.

Level of Importance:Recommended

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).

Compatibility

Systems
Inspiron 15R 5521
Operating Systems
MS Windows 7 64-bit
MS Windows 8 64-bit

Applies to

  • Dell Inspiron 5521 System BIOS

Fixes & Enhancements

Initial Release

Installation instructions

            
BIOS Update Executable for Windows/DOS

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. After BIOS update finished, Windows System will auto reboot to take effect.

Run the BIOS update utility from DOS environment, if Legacy Boot mode Non-Windows users
1. Copy the downloaded file to a bootable DOS USB key.
2. Power on the system, then Press F12 key and Select USB Storage Device and Boot to DOS prompt.
3. Run the file by typing copied file name where the executable is located.  
4. After BIOS update finished, system will auto reboot to take effect.

Run the BIOS update utility from DOS environment, if UEFI Boot mode with Load Legacy Option disabled Non-Windows users
1. Copy the downloaded file to a bootable DOS USB key.
2. Power on the system, then go to BIOS Setup by pressing F2 and go to Boot > Boot List Option
3. Change UEFI to Legacy of Boot List Option
4. Go to Exit > Exit Save Changes and reboot system.
5. Press F12, then Select USB Storage Device and Boot to DOS prompt.
6. Run the file by typing copied file name where the executable is located.  
7. After BIOS update finished, system will auto reboot. 
8. Go to BIOS Setup by pressing F2 and go to Boot > Boot List Option
9. Change Legacy to UEFI Boot Option.
10. Go to Exit > Exit Save Changes and reboot system.            
        

Checksum

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

This is an optional process and is not required for the downloading and installation of device drivers from this site.
MD5:
64aff672b6894cea86a73c541ba05672
5521A04.exe
SHA1:
7efd4617e9e0dd6d9f86d12a48c22c5fda15e96e
5521A04.exe
SHA-256:
8d8ea153b312b9f3dd8217e69886060219eee2dcfc9e762d3b5b43ca5218cef6
5521A04.exe

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