: Recent reports suggest HP may no longer provide this service for older models and might instead recommend a system board replacement. Methods to Avoid (Likely Ineffective)

: You would typically contact the Official HP Support with your serial number and UUID.

Press and hold the power button for 30 seconds to drain any residual power. Leave the battery out for 10–15 minutes.

This model uses a complex, non-volatile memory (NVRAM) for storing passwords.

You will need the UUID of your laptop. You can get this by typing wmic csproduct get uuid in the Windows command prompt, or it might be listed on the BIOS screen.