When an HP laptop starts up and displays an error message such as "Product Information Not Valid" or "System Board (00A) - Product Name/Serial Number Missing," it usually means the DMI information is blank. Using HPBQ138.exe fixes this by re-entering the following data found on the laptop's chassis: Unique identifier for the device.
Officially known as the or the DMIFIT tool , this program runs in a DOS environment. It allows authorized service providers to manually enter hardware-specific data that the computer needs to function correctly and validate its software licenses. hpbq138.exe
This tool is intended for HP-authorized service providers and is not officially available for public download. When an HP laptop starts up and displays
A code often found under the battery or printed on the motherboard. System Configuration: Build ID and Feature Byte. How the Utility is Used It allows authorized service providers to manually enter
Using this tool incorrectly can cause permanent issues with the motherboard's firmware. If you encounter a "Utility cannot be executed on this platform" error, it means the version you are using does not support your specific motherboard model. HP DMI TOOL - HP Support Community - 6934805
Because it cannot run inside Windows, the tool requires a specific bootable environment:
The technician boots from the USB and types HPBQ138.exe at the DOS prompt to launch the interface.