I have successfully edited the menu structure of aptio V and checked on hardware bios. Text and visibility are stored in the IFR, the structure and links “menu->submenu” are stored separately in the AMITSESetupData module ($SPF signature at the beginning of the file)
Now “cpu-configuration”, “pch-fw”, “system agent”, “pch-io” are submenu of Peripherals, three useless “trusted computing” submenus are replaced by the desired

