BIOS Update [QXCFL579]



This download record contains options for updating the Intel® Aptio* V UEFI Firmware BIOS core for Intel® NUC9i5QN, NUC9i7QN, NUC9i9QN.

Available Downloads

  • Windows 11 Family*, Windows 10, 64-bit*
  • Size: 11.8 MB
  • SHA1: 90A04E54D2ED1193D6E478FDF105B713BEE767EB
  • OS Independent
  • Size: 27 MB
  • SHA1: 6732C0ACF1F6F9595D301B902248B6D706D350DD
  • OS Independent
  • Size: 12 MB
  • SHA1: CC69F8870C59B12A6156DB8D813506BA0FAB08B4
  • OS Independent
  • Size: 11.2 MB
  • SHA1: 65D341FE3A4A9A3FA1E5F3FDAAF3018F3FDE266D

Detailed Description


This download record provides options for updating the BIOS for Intel® NUC Kits NUC9i5QNX, NUC9i7QNX, NUC9i9QNX. You only need to download one.

The readme file includes BIOS update instructions for advanced users. If you need complete step-by-step instructions on how to use each of these BIOS update methods, refer to BIOS update instructions.

Which file should I choose?

  • Express BIOS update [QXCFL579.0073.EBU.exe] - Self-extracting Windows*-based update file, designed to be used on Windows systems.
  • F7 BIOS update [QX0073.CAP] - .CAP file to be used for F7 BIOS Update method. It requires a USB flash device.
  • UEFI BIOS update [] - Allows you to update the BIOS from the EFI Shell. It requires a USB flash device.
  • BIOS Recovery [] - In the unlikely event that a BIOS update is interrupted, it's possible the BIOS may be left in an unusable state. Use the recovery BIOS update to recover from this condition. It requires a USB flash device. Follow the recovery instructions in the Readme file.  

What’s new in this release?

See the release notes for installation instructions, supported hardware, what's new, bug fixes, and known issues in this BIOS version.


Due to BIOS QX0073 having an updated Secure Boot DBX, Bitlocker* Recovery will occur after reloading the Secure Boot keys in BIOS Setup.

Not sure if this is the right BIOS for your Intel® NUC?

Run Intel® Driver & Support Assistant to automatically detect updates.

Related topic

Troubleshooting BIOS Issues

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