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Get StartedInformation is entered into specific fields (Serial, Model, GUID, etc.) and then saved directly to the hardware. Risks and Availability
A code often found under the battery or printed on the motherboard. System Configuration: Build ID and Feature Byte. How the Utility is Used
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. hpbq138.exe
A bootable USB drive is created (often using tools like Rufus ) to load a DOS-based operating system.
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? Information is entered into specific fields (Serial, Model,
Because it cannot run inside Windows, the tool requires a specific bootable environment:
The HPBQ138.exe file is copied to the root of the USB drive. How the Utility is Used When an HP
This tool is intended for HP-authorized service providers and is not officially available for public download.