Click the large button in the middle: Present!

2. Full screen

It is best to switch the player to full screen. Click the two small arrows in the bottom right-hand corner of the player.

3. Playing the presentation

Please wait a moment until the contents of the presentation have loaded. Then it is quite simple: click the right-hand arrow to move forward (the left-hand one to go back). Videos can also be selected by clicking on them directly.