: Many vendors provide specific versions of the tool for their hardware. For example, NCR Voyix and Schenker Tech host official downloads for their respective systems.
Many consumer motherboards feature a hardware lock to protect the flash memory. Enter your BIOS menu during startup and disable options labeled BIOS Flash Protection , Secure Boot , or SMM Security Mitigation .
sudo dmidecode -s system-serial-number
| Action | Command | |--------|---------| | Download source | wget https://download.savannah.gnu.org/releases/dmidecode/dmidecode-3.5.tar.xz | | Extract | tar -xvf dmidecode-3.5.tar.xz | | Compile dmiedit | make dmiedit | | Run dmiedit | sudo ./dmiedit -s system-serial-number NEWSN | | Install | sudo cp dmiedit /usr/local/bin/ |
To download the utility safely, you must look for official packages provided by your hardware vendor. dmiedit download
sudo dmiedit -s bios-version "Custom-BIOS-v2.0"
The main tracking serial number for the entire computer build. /CS Chassis Serial Number The identifier printed on the physical computer case. /BS Baseboard Serial Number The specific factory serial number of the motherboard PCB. /SU System UUID : Many vendors provide specific versions of the
Downloading DMIEdit should only be done by users with a specific need to modify hardware identification data. It is a powerful tool intended for professionals. Users should seek the specific version tailored to their motherboard manufacturer to minimize the risk of hardware failure.
Copy the appropriate DMIDEdit files (e.g., AMIDEEFI.EFI or AMIDEDOS.EXE ) to the root directory of the USB drive. Step 2: Backup Existing DMI Data Enter your BIOS menu during startup and disable