Option 1 (red arrow) :
Within the selected template, click on "Music Library". This will open a new window where you can choose from a variety of royalty-free tracks. Use the filters to refine your search, and select your track by clicking the download icon (a cloud with an arrow).
Option 2 (blue arrow) :
You can also select a track from outside the library by clicking the icon located to the left of the scissors. This will open your file explorer. Be sure to consider copyright regulations when using external music !
After selecting your music, a window will appear where you can choose a segment of the track and/or adjust the volume.
Click the “X” at the top right of the window: congratulations ! Your music has been added 🎉