Diễn đàn hỗ trợ Firefox

What could be causing this to happen on many media files? Version 102.0 in Fedora 36 workstation. This is in a demonstration video about a Travel Trailer shower door installation on this page. Down the page in the reviews section. This happens on other sites also.

https://smile.amazon.com/Retractable-Rolling-Shower-Platinum-Replacement/dp/B07Y5KJYTZ/ref=sr_1_33?crid=14BZ2K3PJ1DJ4&keywords=irvine%2Bshower%2Bdoor&qid=1657297432&sprefix=%2Caps%2C189&sr=8-33&th=1

Thanks for any help in advance. Bob.