Download Files
File Format: 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.
File Name: 5450A13.exe
File size: 8.57 MB
To ensure the integrity of your download, please verify the checksum value.
MD5: 3d82ff52be7a564bd211e5f785540019
SHA1: 3a8b90101d1a2f8f9b48186af38a105ab3eff405
SHA-256: 72f0ee1ae2adfbf7c05d410ffe816b8f30594bc5b1ba2cc48ea2691064cfbc7f
Fixes & Enhancements
Fixes
- Fixed WiFi and LAN coexist issue in Microsoft Windows 8.1 OS.
- Fixed issue where "Password Bypass" feature did not work correctly on specific hard drives.
- Fixed Microsoft Windows OS hibernation issue.
Enhancements
- Adds support for Device Guard on Microsoft Windows 10 Enterprise OS.
- Improved the Dell internal LCD touch panel flicker issue when idling in BIOS setup menu.
- Upgraded Intel CPU microcode.
Important Information
Important:
- It is not allowed to downgrade to BIOS A02(or below) due to security concern and stability concern.
- Only for use with systems without e-dock socket.
Supported Operating Systems
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. Windows System will auto restart and update BIOS while system startup screen.
3. After BIOS update finished, 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. DOS System will auto restart and update BIOS while system startup screen.
5. 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 "General-Boot Sequence - Boot List Option".
3. Change "UEFI" to "Legacy" of Boot List Option.
4. Click "Apply","Exit" to 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. DOS system will auto restart and update BIOS while system startup screen.
8. After BIOS update finished, system will auto reboot.
9. Go to BIOS Setup by pressing F2 and go to "General > Boot Sequence > Boot List Option".
10. Change "Legacy" to "UEFI" Boot Option.
11. Go to "Exit > Exit Save Changes" and reboot system.
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Note 1: You will need to provide a bootable DOS USB key. This executable file does not create the DOS system files.
Note 2: 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.
Reboot will be required