Adding songs to your videos using Alight Motion is a simple process that can really enhance your video editing experience. Here are the steps:

1) Download and install Alight Motion onto your computer.

2) Open up the software and import the video file to that you wish to add music.

3) Once the video file is imported, click on the “Add Media” button and select “Audio”.

4) Choose the song that you want to add to your video from the list of available options.

5) Click on the “Add” button to add the selected song to your video.

6) You can now adjust the volume of the song and also its starting point by using the respective controls.

7) Once you are happy with the settings, click on the “Export” button to save your edited video.