Do none of these converters work on Youtube?

Great app! Thank you!

No Videos to Download! To continue, please refresh the page or try other videos within the page. Please note: Video Downloader Prime addon may not work properly on all websites.

it looks like developer postponed video-downloading feature itself in favor of implementing finger-sucked Guuuuugel-Tuba-policicies-based full-featured limitations pack...

Downloaded files don't play

It works unstable. Udl helper is the best extension for youtube so far

機能しない。騙されないように。

Breaks down stream, piece by piece, does not work.

Very good!
Its the best addon for downloading web video.

I tried. I even went to the developers home page and read most of it. Nothing could get it to work. FF 111 and Windows 11.