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Copy (and any associated files) directly onto the root of the USB drive. Step 2: Boot into DOS Changing the Legacy BIOS boot order - HPE Support
: Find your laptop's Serial Number (S/N) and Product Number (SKU) , usually found on a sticker under the battery or on the bottom chassis.
Usage notes:
HPBQ138.EXE is a vendor-supplied executable associated with Hewlett-Packard (HP) systems. It commonly appears as part of HP’s firmware or diagnostics utilities and may be used to update BIOS/firmware, set DMI/SMBIOS fields, or perform system-specific configuration tasks. On HP business desktops and laptops, such utilities often provide capabilities to program asset tags, service tags, or other system identifiers used by inventory and support systems.
: Fixes startup errors like "Missing system board information" (OOA) or "Product Information Not Valid" that appear if a motherboard is unbranded. HP Support Community Key Specifications & Tools Description HPBQ138.EXE DMIFIT tool and HPBQ138.EXE
Thus, version matching is critical. For example, HPBQ138.EXE is designed for the 786C1, 786C2, and 786C3 system boards. Trying to run it on a newer HP ProDesk 600 G2 will yield a "Hardware not supported" error.
System information from the laptop’s stickers (usually under the battery or on the bottom cover): Product Number (SKU) PCID (Configuration ID) System Board CT Number (if available) Step 1: Create a Bootable USB Drive Download a tool like Rufus to create a bootable DOS drive. Copy (and any associated files) directly onto the
is a specific executable version of the DMIFIT utility. While there are many versions (like HPBQ193 or HPBQ142), HPBQ138 is a widely recognized version used for older HP laptop generations (often from the Core 2 Duo through early Core i-series eras). Key Functions: