The following steps outline the general procedure for creating and using a bootable USB with the HP DMI tool.
Proceed at your own risk. This process is intended for out-of-warranty repairs or professional hardware servicing. Prerequisites and Tools Needed
Modern HP business notebooks (EliteBooks and ProBooks) lock the DMI fields after a certain number of boots. You may need to use an "unlocked" variable bin file or a tool like HPBCU within Windows to release the manufacturing programming mode (MPM) before changes are permitted.
| Component | Where to get it | Purpose | |-----------|----------------|---------| | | HP Support Partner Portal (requires authorized login) or HP FTP archives. Look for "HP DMI Tool for UEFI" or "systemprogramming" package. | Contains .efi executables and configuration files. | | Original HP Serial Number | Sticker on the chassis or BIOS backup | Required to re-program. | | Feature Byte | HP BIOS Configuration Utility or old BIOS settings | Essential for correct OS activation. | | Rufus or Ventoy or HP USB Format Tool | rufus.ie | To create bootable media. | | UEFI Shell (Shell.efi) | Intel’s EDK2 or systems with built-in shell | Provides command-line environment. | hp dmi tool bootable usb
: Fixes the "Serial Number Not Found" error at startup.
A collection of files typically named HPDMIFIT , NbDmiFit , or MpDmiFit (ensure you download a version compatible with your generation of CPU).
Always take a physical photo of the stickers under your laptop battery, on the back of the case, or on the original motherboard before proceeding. The following steps outline the general procedure for
This method works best with older HP laptops (generally 2011 and earlier) that use a traditional BIOS. The DMI tools are designed to run in a pure DOS environment.
Copy the following files (from your HP DMI kit) into EFI\HP\ :
: If you receive a "Bad command" error, type dir and press Enter to see the exact names of the executable files present on your drive. You may be mistyping the file name. Prerequisites and Tools Needed Modern HP business notebooks
Copy the of the extracted folder directly onto the root folder of your USB drive. Do not hide them inside nested subfolders; the DOS command line reads files easiest when they are exposed on the main directory. Step 3: Booting Into the USB Environment
We will now build a bootable USB that launches directly into the UEFI Shell with the DMI tool available.
Sam began his mission by searching for the "HP Doctor" all-in-one tool. He found a weathered 8GB USB drive and prepared for the ritual:
Power on the computer and immediately press the key repeatedly to open the Boot Options menu.
The HP DMI Tool offers several benefits and advantages, including: