Select an outline shape to use while the brush tools are used. Gives a small white triangle with a black border. Show no cursor, useful for tablet-monitors. Shows a small white dot with a black outline. Shows the currently selected tool icon, even for the freehand brush. The available cursor types are shown below. It is usually set to a type exactly where your pen nib is at.
This cursor will always be visible on the canvas. Select a cursor shape to use while the brush tools are used. Customize the drawing cursor here: Cursor Shape ¶