• You can play videos directly in Word by importing them from your PC. This feature allows you to view live video without leaving the document.
• Go to the ' File' menu in Word. Then select ' Options ' from the drop-down menu. Then select 'Customize Ribbon'. Then click 'OK' after selecting the 'Developer'box.
• Insert the video into Word at this point. Click on the 'Legacy Tools' icon on the Developer> Controls tab.
• Click on 'Legacy Tools,' then on the 'More Controls' icon from the drop-down menu (under ActiveX Controls), and a dialogue box similar to the one below displays. Select 'Windows Media Player' from the drop-down menu, then click the 'OK' button.
• Windows Media Player will appear in Word. By dragging the edge of the music player, you may adjust the height and width of Media Player.
• Select ' Properties ' from the context menu when you right-click on Windows Media Player. As shown below, a box will appear on the left side of the screen. To find content for Windows Media Player embedded in Word, click Categorized on the display box.
• When you click the ' OK ' button, a dialogue window (like the one below) will appear, and you may use the ' Browse ' button to find the movie you wish to add to Word.
• To play videos in Word, go to the 'DEVELOPER' tab, then 'Design Mode,' and the video will start playing immediately.

Read More: How you can insert an online picture in your word document in word 2013?