Upgrade BIOS on Intel NUC D54250WYK

Even though the NUC D54250 series is discontinued, you might have an old one that wasn’t BIOS upgraded.

Intel NUC BIOS upgrade procedure

  1. Download Intel NUC BIOS. This page is sorted by date
  2. Extract the IFLASH.EXE and .bio file to a USB flash drive.
  3. Reboot the NUC and at the BIOS flash screen press F7
  4. select the flash drive to boot from.

The Intel NUC BIOS upgrade takes 4-5 minutes.