Video files not embedding and loading properly on swf publish

I am attempting to embed short (10 sec) video files to a captivate 2019 project and publish it as an swf file. When viewing the swf file, the videos appear to be attempting to load (i get loader icon indications) but the video never loads. The previews within captivate play perfectly (preview>project), and it’s only upon publishing and reviewing the file that I get issues. I have tried multiple file types (mp4 and flv), both input variations (event and synchronized) […]