(Boot failure, BIOS corruption, password removal, etc.) I can suggest the proper HP-authorized solution for your situation.
Common pitfalls and warnings
Common issues: Poor clip contact, voltage mismatch (3.3V instead of 1.8V), or the chip is write-protected via software. Short the HOLD and WP pins (pins 3 and 7) to ground. hp elitebook 840 g5 bios bin file