Broadview Square Dance, really comprehensive, really a treasure trove of square dance videos.
I don't know about the cell phone, but I believe the app, there must be a download function.
If you're on a computer, you can analyze the webpage to see what's going on, but it's m3u8, so it's not easy to download.
The following tool, you can try:
1, copy the video URL, paste into the software, it is analyzed:
Analysis of the video
2, analyze the success of the start of the download:
Downloading
3, successful download:
Download successfully, stored locally
If the analysis fails, then it is not supported. then it is not supported and has to be stopped.