
When the recovery finishes, pull out the power cord.Press F4 and the recovery shall start (it can take up to 30 seconds for messages to appear on the screen).If you see the LED color change or you hear the beeps, release the Power Button - NUC shall reboot into Power Button Menu. Alternately, the system will emit three short beeps from the PC speaker or headphones, if connected, then stop. You should release the Power Button soon as the power led changes color from blue to amber. Press Power Button for about 3 seconds.Save the Bios file CY0036.bio ( Download BIOS Update ) on this stick and insert it into USB slot (NUC shall be OFF).

Format your USB on Windows machine (rather than Linux or MAC). Prepare USB stick fully formatted to FAT32 (disable quick format option during format).The easiest is to recover bios from Power Button Menu:
