
This option clears the canvas and starts a new montage creation. It will prompt you on whether or not you wish to save the current canvas for future use.
How to

Yes: If you want to save the work on the canvas for future use, click on Yes with the left mouse button. This will perform the Save As... function.
No: If you do not wish to save any of the work on the canvas for future use, click No with your left mouse button. It will result in a clean canvas and a new layout file.
Cancel: If you want to cancel clearing the canvas, click on Cancel with the left mouse button.