This dialog lets you enter and edit a list of file paths. To insert a path at the current selection, press the Insert button, or the Insert key. A file dialog will be displayed. Navigate to the desired file, select it, and press OK. To delete a path from the list, select it and then press the Delete button, or the Delete key. The list also can be reordered by selecting and dragging paths one by one. When you're done, press OK to save your changes, or Cancel to abandon them.
This dialog is currently used to edit the list of chord dictionary paths for chord substitution.