Summary
Steps needed to update Intel NUC's Visual BIOS using UEFI Shell environment.
Description
Can I update the NUC's Visual BIOS from UEFI?
Resolution
The UEFI Flash BIOS update utility allows you to update the Visual BIOS from the EFI Shell.
| Note | Most Intel NUCs that shipped in 2019 and later use the Aptio V* BIOS core and not the Visual BIOS. For those models, see BIOS Update and Recovery Instructions for Intel® NUCs with Aptio 5 BIOS |
- Download the UEFI Flash BIOS Update file (*.UEFI.zip). Example:
- Double-click the *.UEFI.zip to extract its files.
- Copy UefiFlash.efi and the .bio file to the bootable USB device.
- Connect the USB drive to a port on the Intel NUC.
- Configure the BIOS of the target computer to boot to the EFI Shell:
- Press F2 during start to enter BIOS setup.
- Go to Advanced > Boot > Secure Boot.
- Disable Secure Boot, if enabled.
- Go to Advanced > Boot > Boot Configuration.
- In the Boot Devices pane, enable Internal UEFI Shell.
- Press F10 to save changes and exit BIOS Setup.
- Press F10 during start to open the Boot Menu.
- Select UEFI: Built-in EFI Shell.
- Change the current directory to the USB flash drive by entering the command fsX: where X is the drive number of the USB flash drive from the device mapping list.
Example: if your USB drive is fs3, then type fs3: and press Enter. - At the command prompt, type UefiFlash.efi XXX.bio, where XXX.bio is the filename of the .bio file and press Enter.
- Press Y to begin the update.
- Wait for the BIOS update to complete.
- The computer will restart when finished.
- Set the BIOS back to original settings:
- Restart the computer.
- Press F2 during start to enter BIOS setup.
- Go to Advanced > Boot > Boot Configuration.
- In the Boot Devices pane, disable Internal UEFI Shell.
- Go to Advanced > Boot > Secure Boot.
- Enable Secure Boot, if it was originally enabled.
- Press F10 to save changes and exit BIOS Setup.