optional : null : unzip and add ( overwrite ) this file to nativePCBB : unzip and overwrite main body's .mod3 fileAiO : unzip and overwrite main body's .mod3 file and rename the file " f_body029_0000.mod3 " . ex) if you want to use ver.1 size3 , rename " f_body029_0000 ver.1 size3.mod3 " > " f_body029_0000.mod3 "layer ver :1 . unzip my folder into SteamSteamappscommonMonster Hunter World .2 . copy all main or optional .mod3 file you ( want to ) use and paste under each 077 folders (body,wst,leg mod) which include mrl3 file . body > body ,wst >wst , leg > leg3 . rename .mod3 file you paste 029 > 077 .4 . rename .mrl3 file with the same ver as each mod3 file you use 0000_X > 0000.