minisforum BIOS Update Guide

How to Update Firmware for minisforum UM790pro & NPB7 in EFI shell
(no Windows install needed)

The firmware update process is similar for other minisforum mini PC series and may apply to them as well.

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Requirements:

• USB Stick (1GB+)
• Files in this repository (and/or BIOS on the official website)

Important Note:

Updating the BIOS will restore the default factory state and will format all hard disks if RAID mode has been set in the BIOS.

Step 1: Format USB Drive and Copy the BIOS Files

• Format USB drive to FAT32 and rename it to WINPE

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Step 2: Unzip and Copy BIOS Files to USB Drive

• Copy the directory "EFI" and its contents to the root directory of the USB drive
• Copy the directory containing the BIOS (all or only the one needed) to the root directory of the USB drive.

Step 3: Boot into BIOS and Turn Off Secure Boot

• Press the Delete key at boot to enter BIOS.
• Turn off Secure Boot: Navigate to Settings → Security → Secure Boot and set to Disable.
• Press F4 to save and exit.

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Step 4: Insert USB Stick and Update BIOS

• Insert the USB stick into the computer.
• Press F7 at boot to enter the Quick Start menu and select the USB disk.
• In the command prompt, type the following commands:
  1. map -r and press Enter. Identify your USB drive (e.g. blk1, fs2 or similar)
  2. blk1: and press Enter.
  3. ls and press Enter.
  4. cd BIOS-NPB7 or cd BIOS-UM790pro and press Enter.
  5. ls and press Enter.
  6. cd the-bios-version-folder-needed and press Enter.
  7. Use Tab to find Efiflash.nsh or Flash.nshand press Enter to update BIOS automatically.

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Automatic shutdown and reboot will occur after the update is complete.

Give the system time to reboot - the first reboot after update might take a bit longer than usual.