enable is Show File Extensions in the Mac Finder enable is Show File Extensions in the Mac Finder file extensions shown in Mac Finder enable is Show File Extensions in the Mac Finder file extensions shown in Mac Finder file extensions shown in Mac Finder file extensions shown in Mac Finder file extensions shown in Mac Finder enable is Show File Extensions in the Mac Finder Mac Finder file extensions shown in Mac Finder show file extensions enabled on Mac enable is Show File Extensions in the Mac Finder file extensions shown in Mac Finder file extensions shown in Mac Finder Mac Finder file extensions shown in Mac Finder file extensions shown in Mac Finder Mac Finder