Select the video quality you want from the first dropdown menu. Note: Higher quality videos will result in larger file sizes. The following is a revised table from Microsoft Office that shows the quality options.
Choose whether you will use narration and recorded timings under the second dropdown menu.
The default timing is 5 seconds per slide. Click the up or down arrow in the Seconds Spent on Each Slide box to adjust this.
Click Create Video.
In pop-up, create a file name.
In the Save as type menu, select MPEG-4 Video or Windows Media Video.