Here’s a conceptual piece (informational guide) for resetting the BIOS password on an HP EliteBook 850 G8.

Step 5: Write the modified BIOS back to the chip.

The BIOS (Basic Input/Output System) password, also known as the UEFI firmware password, is a security feature that protects your computer's basic settings and prevents unauthorized access to the BIOS setup utility. When you set a BIOS password, you'll be prompted to enter it every time you try to access the BIOS settings or make changes to the boot order.

Part 2: Step-by-Step – Resetting the BIOS Password via UPD Method

This is the safest software-based method. No soldering or shorting required.

hp elitebook 850 g8 bios password reset upd