To export, on Mac, choose File > Export

Select File Format to MP4 and change quality to "Internet Quality"
this will keep the file small, so you do not have to compress it later! :-)

How to record your presentation including your voice in PowerPoint (Apple)

(This is the Apple version, for PC go here).

This guide will show you how to record your presentation including your own voice and then export the whole thing as a video.

Open your existing presentation in Powerpoint.

Go to Slide Show tab, then choose Record Slide Show.

 

Great, now continue to step 3 !

 

Press Play from Start to watch and listen the result.

You can now browse through your presentation while your voice and timing of the slides are recorded