Go back to the previous slide or animation: To go back to the previous slide, you also have several options. You can press any of these keys: N, Enter, Spacebar, Right Arrow, or Down Arrow. Go to the next slide or start the next animation: To advance to the next slide, you have several options.
Start a presentation in Presenter View: Press Alt + F5 to start a presentation in Presenter View, which lets you see your notes on the main computer screen while the audience sees only the slides on a separate screen.
Start a presentation from the current slide: Press Shift + F5 to start playing a presentation from whatever slide is currently on screen. Start a presentation from the beginning: Press F5 to start playing a presentation from the first slide.