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: E5420A13.exe
File size: 2.9 MB
To ensure the integrity of your download, please verify the checksum value.
MD5: d21b9e9919d93c53b268175b06cc61df
SHA1: db9ec9573801f9c6b46a43b70401f4f252a37ca1
SHA-256: dc47f9d17bb372bf3fc2aaeb03e5a5d57af8a817660011889e53962fec892a5e
Fixes & Enhancements
Fixes
- Addressed Trusted Execution issue with CCTK on non-TPM configuration.
- Addressed external USB keyboard LED abnormal issue.
- Addressed UEFI OS fail boot with HDD password present issue.
Enhancements
- Updated to the 1.5.33 version of the Intel PXE OROM.
Important Information
1. Please note that if the A01 or before A01 BIOS is currently installed on your system, you must first update to A02 BIOS and then flash to the latest A-rev BIOS.
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 (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.
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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