If official links are dead and third‑party dumps look suspicious, you can merge your own BIN from HP’s update capsule:
The Z240 uses a 16Mbit (2MB) SPI Flash chip, usually a Winbond W25Q16 or similar. If you download a file that is 1MB or 4MB, it is the wrong file for the main BIOS. However, be aware that the Z240 architecture is unique: it utilizes a Dual BIOS architecture . hp z240 bios bin file link
There are several reasons why you might need an HP Z240 BIOS bin file: If official links are dead and third‑party dumps
This is the most critical part of the review. The Z240 uses Intel Management Engine (ME). If you download a generic bin file and flash it directly, you may experience: There are several reasons why you might need
: Choose your operating system. If you cannot find the BIOS under Windows, try selecting Linux as the OS; HP often provides the raw .bin file in the Linux-specific downloads for easy flashing from the BIOS menu.