A family of Microsoft presentation graphics products that offer tools for creating presentations and adding graphic effects like multimedia objects and special effects with text.
One other thing that has helped me is to have the file open on my desktop/laptop computer 1st before and then open it up on my iPad. I then leave it open on my computer and then take my iPad with me and PPT will usuall work. I cancel the file that tries to open automatically 1st if different than the file that I want to work on. I then open the file that is open on my computer and it usually doesnt crash. ¯\_(ツ)_/¯