: Release the power button but keep holding Windows + V until you hear a beep or see a CMOS Reset screen. 4. Physical Jumper or CMOS Battery (Hardware)

: Plug the CH341A programmer into your secondary computer.

No. The days of "HPHewlettPackard" or "COMPAQ" master passwords ended in 2015. Modern HPs use RSA-2048 encryption.

Note: If the code starts with CNU or CND , this method will not work. You need advanced methods.

Use a metal screwdriver or conductive object to bridge the two pads while the laptop is powered on.

Open the created config.txt file. Look for the line reading Setup Password .

: Flip the laptop over. Loosen the captive screws securing the bottom cover. Carefully pry open the bottom plate using a plastic opening tool to avoid snapping the plastic clips.