As mentioned above, this is the most common misconception. You can disassemble the laptop, unplug the main battery, locate the small coin cell under the keyboard or motherboard, unplug it for an hour, and reassemble it. The result? The password prompt will still be there. Do not waste your time on this.
If the BIOS password is requested before the hard drive boots (Pre-boot authentication), you cannot reach Windows to run BCU. hp probook 440 g5 bios password reset
2 hours. Money spent: $12. Lesson: Hardware bypass is the only reliable method. As mentioned above, this is the most common misconception
If you are out of warranty or official channels are unavailable, technicians often use these more invasive methods: The password prompt will still be there
: HP support often states that the only official solution for a forgotten BIOS password is to replace the system board , which usually incurs a cost if not covered by a specific warranty.
If you have not set up SpareKey, you will need to skip to the next section regarding official HP support.
This is the gold standard for the ProBook 440 G5. You are going to read the BIOS chip directly, modify the hex code to blank the password, and flash it back.