: Used to save a specific module (like an Intel RAID ROM) as a .BIN or .FFS file for inspection or modification.
[Guide] How to flash a modded AMI UEFI BIOS - Win-Raid Forum
: Select an existing module and point the tool to a new version to swap them. mmtool aptio 4500023 free
: Advanced modders use it to inject NVMe support into older motherboards that natively lack the ability to boot from NVMe SSDs.
The general workflow for modifying a BIOS file involves loading a firmware image (often with .ROM or .CAP extensions) and navigating through specific tabs: : Used to save a specific module (like
: It is frequently used to manually update CPU microcodes to support newer processors or patch security vulnerabilities like Spectre.
: Use the "Load Image" button to open your BIOS file. For ASUS BIOS files with a .CAP extension, users often need to extract the "body" of the capsule first to avoid flashing errors. Select Action : The general workflow for modifying a BIOS file
: Once modifications are complete, the file must be saved. Modified BIOS files should ideally maintain the exact same size as the original due to MMTool's dynamic compression. Version Compatibility and Risks
: Used to add completely new functionality, such as a missing AHCI driver.
The tool serves as a Graphical User Interface (GUI) for navigating the complex structure of modern UEFI BIOS files, which are typically 4MB to 8MB in size. Its primary operations include: