1. Go to ribbon to the Insert tab.
2. Select Video button.
3. Click Video on my PC…
4. Window pops out. Choose your video file.
5. Check if there is everything ok with the video. You can preview right now.
Tip: You can edit your video. There is a possibility to resize, fade in and fade out and even trim the movie. Check options in Playback tab which appears when you click your video.