Online Converter Capturing only first 5 seconds of YT video

Hello!

Using the SaveFrom online converter with the

FF browser v78.2.0esr

MAC OS X v10.9.5

the YT video

when attempting 1080p or 720p results in only the first 5 seconds of the video

The video was posted on August 28, 2020. YT may have developed a new inhibitor or something.

Thank you in advance for your attention to this matter.