Useful functions available in presenter view:

1. Timer - shows the time you've spent presenting the current slide.
   
   
2. Current time - shows what time it is.
   
   
3. Current slide - shows the slide your audience sees, on the left.
4. Next slide - shows the next slide in the presentation, on the right.
5. Speaker notes - helps you remember what to say about that slide.
   
   
   
6. Make the text larger and Make the text smaller - to make the speaker note font larger or smaller.
   
   
7. Pen and laser pointer tools - to make annotations.
   
   
8. See all slides - to jump to another slide.
   
9. Zoom into the slide - to zoom in on a slide.
10. Black or unblack slide show - to blank the screen while you're talking, to focus the audience on you.
11. Left and right arrows - to go to next slide or go back.
    
    
12. END SLIDE SHOW - to end the slide show.