or
Universal BIOS Backup Toolkit is a well-known freeware utility designed to backup the current BIOS from your motherboard to a file. However, it also contains extraction capabilities.
: Open Command Prompt in the folder and type filename.exe /writeromfile or /writehdrfile . bios exe to bin file converter
Specifically for extracting Dell/HP firmwares.
| Board | Filename | Method | |-------|----------|--------| | ASUS | XXXX.CAP or XXXX.BIN | Rename inside .exe with 7-Zip | | Gigabyte | GIGABYTE.BIN | Rename extracted file | | MSI | MSI.ROM | Rename extracted file | | Dell | BIOS_IMG.rcv | Place on USB, Ctrl+Esc at boot | or Universal BIOS Backup Toolkit is a well-known
Some installers extract their contents to a temporary directory only while the update window is open.
Many BIOS executables are actually self-extracting archives. Specifically for extracting Dell/HP firmwares
Look for a newly created folder (often with a cryptic name).
: In some cases, simply renaming the extension from .exe to .bin works if the file is already a raw binary wrapper. Specialized Extraction Tools