Removing Efi Password -

If software fails, we move to hardware. This is the domain of repair shops and forensics labs. The goal is to directly read or wipe the SPI Flash chip where the firmware lives.

For users who have lost their password, Apple's official stance is that only they can reset it. This is a security measure to deter theft. Remove Firmware Password - Apple Support Community removing efi password

For some systems, especially those with more complex firmware, a third-party tool may be required: If software fails, we move to hardware