Although there are many ways to enhance PowerPoint Presentations, fading videos in and out might be one of the more popular and professional edits. Here is a quick tutorial on how to fade a Video in with PowerPoint.
How to Fade In A PowerPoint Video
Step 1 - In PowerPoint, select the video you want to edit by double clicking the added Video in your slideshow.
Step 2 - In the tabs section, select Playback then withe the boxes Fade In, figure out how long you want it to fade in for. Try starting with 3 seconds and see how that fits your content.