Intel NUC update BIOS
Model: Intel NUC5CPYH
Updating BIOS for Intel NUC Mini PC: Download the update files from the Intel website.
There are two files: *.bio and iflash.exe.
Format a USB drive as FAT32, move the *.bio file to the USB drive, insert it into the Mini PC, press F2 to enter BIOS settings, and select BIOS update (press F7).