Just as you would sight the words or ideas of another, you should provide citations for visuals or representations of data. The only exceptions are if you created the visual image (i.e.drawing or photograph) or if the image is part of a software library that does not require attribution. Assume any image you find online is copyrighted and provide a citation.
The APA manual does not have a section on how to format a PowerPoint presentation, but you can follow APA style guidelines within your PowerPoint. For example:
Here is an example of a proper Figure citation:
Lemur in the wild
Note. From Black and white Ruffled Lemur [Photograph], by M. Appel, 2016, (https://flic.kr/p/E4p9hN).
This example is from State College of Florida Libraries. (2021). Online images. https://libguides.scf.edu/c.php?g=847004&p=6077102