While the presentation is running, you don’t need to have external equipment. You can try this any time.
Press ‘B’ Key to blank the screen (black). Press ‘B’ again to bring back presentation screen.
Press ‘W’ Key to blank the screen (white), good if you are in a dark room. Press ‘W’ Key again to return to normal.
Press ‘Home’ Key to return to first page.
Press ‘End’ Key to move to last page.
If you have *numbered your pages and you want to go directly
to a slide and you are in presentation mode, simply type the number of
the page you want to go to and press enter. This will take you
directly to the slide.
*You will either need to have the page numbers memorised or have a
notes page printed out. You should have this anyway in case of