If your ZBook is part of an organization, it may require a SMC.bin file to unlock, which is a more secure method used by IT departments.
: Check if the password is blank (just press Enter) or simply "password". Reset forgotten HP laptop bios password A [12345678] hp zbook 15 g5 bios password reset free
For an HP ZBook 15 G5, standard "free" tricks like removing the CMOS battery or using universal master passwords generally do not work because the password is stored in non-volatile memory If your ZBook is part of an organization,
If the code generation fails, the next free option involves hardware manipulation. Warning: This can void warranties or permanently damage your motherboard. Perform at your own risk. hp zbook 15 g5 bios password reset free