I cannot directly provide or “make” a BIOS .bin file here, because:
HP Pro 3500 Series MT Needs a BIOS Refresh Whether you’re repurposing an old office machine or trying to squeeze more life out of your current setup, the HP Pro 3500 Microtower (MT) hp pro 3500 series mt bios bin file better
To ensure you are looking at the right file, verify your hardware: I cannot directly provide or “make” a BIOS