If you keep getting 'PowerPoint cannot insert a video from the selected file' error while inserting a video in Powerpoint, do this to resolve the problem.

PowerPoint supports a number of common audio and video formats. We'll go through the details and show you how to incorporate audio and video files into your presentation slides.

Using the Media Player Active X button, you can play videos in Office files. Learn how to insert Offline videos in Word, Excel, PowerPoint.

For example, iSkysoft explains that Windows Movie Maker doesn't support a picture-in-picture effect natively, and this can cause issues if you want to overlay PowerPoint on video files in the program.