There are so many videos on YouTube that there is a good chance you may want to use a YouTube video during a presentation. However, rather than having to switch over to a browser and either have the video ready to go or search for it you can embed it directly into a PowerPoint slide. It makes for a smoother running of your presentation and it looks better. Saves you having to search or preload it. You also do not have to remember the link. So as long as you have an Internet connection you can play a YouTube video.
Here’s a video to show you how to do it.