The standard file or folder would be depicted in the usual way in Finder and its icon won't be dimmed. Ideally, any file or folder can be hidden in Mac. Part 1: What Are the Hidden Files or Folders on Mac? Part 4: How to Prevent Manually Hidden Files/Folders on Mac?.Part 3: How to Scan and View Manually Hidden Files/Folders on Mac?.Part 2: Four Ways to Find and See Auto Hidden Files/Folders.Part 1: What Are the Hidden Files or Folders on Mac?.