Sure… but you might want to start a separate thread for that so people can find it (doesn’t have much to do with your original post)… that said:
Firstly, I’d structure the presentation according to the principles Barbara Minto uses in her book:
https://medium.com/lessons-from-mckinsey/the-pyramid-principle-f0885dd3c5c7
Then have a look here of how I’d memorize the outline of a book (similar to presentation topics):
Also, if you know where you will be doing the presentation… get familiar with the place and set up the images there. Then you don’t find yourself “looking into space” but rather to the next location on your speeches journey.