When you're working on a musical project, you need to save it in order to later on you can always come back to it and continue working on it. All you need is to specify a location on your computer where you will store the project file and give it a name.
In the course of the project is required to (periodically) save changes to the project, so that your efforts were not in vain.
When playing video clips, do not forget about such options as:
full screen view (small square in the lower right corner of the player);
playback quality video (all videos 1080 HD): (in the settings - a symbol of the gear - you can vary).
How to save the project in the program Orion 8.5 | How to save the work done