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: M4800A07.exe
File size: 9.48 MB
To ensure the integrity of your download, please verify the checksum value.
MD5: 55b31a78a52f5ee1c6ed398280c4bd25
SHA1: c4e4377a0850dac2eace05c1b113fcd85acabc05
SHA-256: 653ecc068ca2c7fbdd24b8162a64c55c392d02038783bfa1c70e950418eb557a
Fixes & Enhancements
Fixes:
1. Fix AC Adapter wattage will not updated in BIOS setup when dock attach AC adapter.
2. Fix BIOS cannot determine AC power adapter wattage and type.
3. Fix DPM show incorrect battery charge status if remove battery in Sleep state then resume.
4. Fix cannot resume from Hibernate state first time after set SSD password and load default in bios setup menu.
Enhancements:
1. Enhance Intel CPU Microcode.
2. Enhance SATA RX setting.
3. Enhance video on external monitor during pre-boot operations.
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 (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. After BIOS update finished, system will auto reboot .
8. Go to BIOS Setup by pressing F2 and go to "General > Boot Sequence > Boot List Option".
9. Change "Legacy" to "UEFI" Boot Option.
10. Click "Apply", "Exit" to save changes and reboot system.
--------------------------------------------------------------------------------
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