: Launch the application and click "Load ROM" to open your motherboard's BIOS file.
: Many modern ASUS boards use .CAP files which include a security header. Saving these in MMTool can sometimes break the signature, requiring specialized flashing methods (like USB BIOS Flashback).
: Navigate through the list of modules. Most modules are identified by a unique GUID.
: Use a utility like 7-Zip to extract the MMTOOL 4.50.0.23.7z file.
: The primary function of MMTool is to allow users to "Insert," "Extract," or "Replace" specific modules within a BIOS file ( .ROM , .BIN , or .CAP ).