A: Your last option is replacing the BIOS chip (soldered to motherboard) or replacing the entire motherboard. Conclusion Resetting the BIOS administrator password on an HP ProBook 6470b is challenging but possible. The software unlock code method (using the System Disabled number) is the first and most effective line of attack for most users. If that fails, advanced users may need to use an SPI programmer.
A: No. The main battery and CMOS battery removal do not clear the Admin password on this model. hp probook 6470b bios administrator password reset
A: No. HP stopped using generic backdoor passwords after 2010. A: Your last option is replacing the BIOS
Incorrectly shorting pins can permanently destroy the motherboard. hp probook 6470b bios administrator password reset
