Websites that generate passwords based on your serial number do not work for modern HP ProBook models built after 2014.
If you only need to reset corrupted settings (not the password), you can perform a CMOS reset. Hard Reset: Turn off the laptop, press and hold Windows + V , then press the Power button
School IT administrators often deploy a standardized master BIOS password or use deployment tools like HP MIK (Manageability Integration Kit) to manage passwords remotely. hp probook x360 11 g1 ee bios password reset top
There are software utilities available online (often paid) that claim to generate unlock codes based on the "System Disabled" number you see on the screen.
[Locked Laptop] ➔ [SOIC8 Clip] ➔ [CH341A Programmer] ➔ [Working PC] Websites that generate passwords based on your serial
Restart the laptop and enter the generated code when prompted for the BIOS password.
Wait for a "System Disabled" message and a reference code (e.g., an 8-digit code sometimes starting with "A"). There are software utilities available online (often paid)
Modern HP business and education laptops (including the ProBook x360 11 G1 EE) do not use universal backdoor master passwords or standard hash generators (like old standard dynamic code generators).
Find the small coin-cell CMOS battery, often connected via a small white plug. Unplug: Disconnect the CMOS battery plug. Wait: Wait at least 10–15 minutes.
On the ProBook x360 11 G1 EE, you need to locate the BIOS chip. It is usually a small 8-pin SOP chip (often branded by Winbond or Macronix) located near the memory slots or under a Mylar sticker.