Steps

  1. Open the presentation in the editor.
  2. In the left rail, choose Upload. The panel title is Upload.
  3. Choose Upload files.
  4. The line says Upload images, SVG shapes, audio, or video to your personal library, then place them on slides.
  5. The file field says Select image, SVG, audio, or video.
  6. After the file is in the list, choose it. It is placed on the slide.