When you choose Hazel > “Preferences,” a window appears with three categories of preferences. Click “General,” “Trash,” or “Advanced” to display a category.
The General pane contains controls for layout and displaying or hiding the Hazel status menu.
Click an icon to switch Hazel’s display to use any of three layout options:
Three columns (default): Show the Folders list on the left, then the Rules list, with the Rule Editor on the right.
Two columns: Show the Folders list above the Rules list, with the Rule Editor on the right.
Two rows: Show the Folders list on the left, the Rules list on the right, and the Rule Editor at the bottom.
Show Hazel in the Menu Bar
The Trash pane contains controls related to Hazel’s Trash features, including automatically removing items from the Trash when certain criteria are met and deleting support files belonging to apps that you drag to the Trash. See for details.