If you cannot find 'Macintosh HD' in 'Devices ' in Finder, access 'Preferences' and in the 'Sidebar' tab and check the 'Hard disks' option.'Macintosh HD' will appear in the left-hand column. To ensure that this website runs properly when carrying out a procedure via the E-Office with Mozilla Firefox and Mac, the following set-up is recommended:Ĭheck that Mozilla Firefox is installed in the route Macintosh HD/Applications/Firefox.app.