You’re locked out of your own laptop. You turn on your HP ProBook 450 G2, and instead of booting to Windows, you’re greeted by a padlock icon or a stark text box demanding a password. You’ve tried admin, password, and your dog’s name. Nothing works. The dreaded BIOS password has you locked out at the hardware level.
If you are still locked out:
Known working offset for 450 G2 (from Badcaps): hp probook 450 g2 bios password reset
Warning: Flashing the wrong BIOS file will hard brick your laptop. Only flash a dump from your specific motherboard revision. HP ProBook 450 G2 BIOS Password Reset: The
HP ProBook 450 G2 BIOS Password Reset Guide Resetting a BIOS password on business-class laptops like the HP ProBook 450 G2 is significantly more challenging than on consumer models. Because these devices are designed for high security, standard tricks like removing the CMOS battery often do not work. Download the HP BIOS Password Reset Tool :
Reboot and Unlock: Restart your ProBook, press F10 to enter BIOS, and enter the generated password. Method 2: Contacting HP for an SMC.bin File
removing the CMOS battery or shorting jumpers typically will not reset the BIOS password on this machine 1. The Official (HP Support) Method HP officially states that they reset a lost or forgotten BIOS password for business PCs.