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: 5550A10.exe
File size: 8.44 MB
To ensure the integrity of your download, please verify the checksum value.
MD5: 553ef01aeaaccc2603ce47b861d6f3dd
SHA1: 939dc2a2027341c9ebb711f0e1636691037a9d85
SHA-256: 358d4e56f141f98041ee373edb93c80b6db77e8845055fceeb9ac586e10b39c5
Fixes & Enhancements
Fixes
- Improved external LCD monitor flicker issue.
- Fixed ACPI S3 resume failure when CPU Hyper-Thread feature disabled.
- Fixed Microsoft BitLocker encryption issue.
Enhancements
- Updated Intel CPU microcode.
- Improved BIOS security level.
- Improved USB flash key booting compatibility.
- Enhanced SATA MDAT/DETO parameters dynamic load customization.
- Enhanced SATA APM feature on Green Hybrid SSHD.
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