Open/save a project
To load an already existing project (for example, a Demo Pack), click on the button on left of the main top bar.
Choose a 3De file on your disk:
Click the "Open" button. All the project should be loaded : images and videos medias (left panel), clips in the timelines (bottom panel), processors associated with each clip (appear on the right panel when a clip is clicked):
You can start working on it.