Learn how to add thumbnail to video in PowerPoint. You can insert a YouTube Video Thumbnail in PowerPoint, by following this tutorial.

Step 2: Navigate to the video you want to insert, then double-click it or click it once and select the Open button. Microsoft PowerPoint will embed the video with its own media player.

PowerPoint cannot insert a video from the selected file. Verify that the necessary 64-bit codec for this media format is installed, and then try again.