[updated] — Hpbq138.exe

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

The HPBQ138.exe file is copied to the root of the USB drive.

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

The file is a specialized, proprietary utility used by technicians to "tattoo" HP laptops—specifically to burn critical system information like serial numbers and product IDs into the motherboard's EEPROM. This process is typically necessary after a motherboard replacement, which leaves the BIOS with missing or "invalid" identification strings. What is HPBQ138.exe?

Because it cannot run inside Windows, the tool requires a specific bootable environment: Using this tool incorrectly can cause permanent issues

Specific hardware configuration code (e.g., WA985UA#ABA).

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 tool is intended for HP-authorized service providers and is not officially available for public download.