Newest MAMEUI source (25th Aug): For MAMEUI Arcade the m_process BOOLs for "Display extra folders (CPU, FPS, etc)" are missing in winui\layout.cpp lines 92 - 111. extern const FOLDERDATA g_folderData[] = { {"BIOS"... -------> 1, CreateBIOSFolders, DriverIsBios, TRUE }, . . . {"Sound"... -------> 1, CreateSoundFolders }, M*A*S*H