I haven't found a problem with Jerboa yet and I can be pretty picky. It does everything I want really well. I'm sure Sync is great too as a long term Sync for Reddit user but credit where credit's due. Jerboa is really nice.
What's the file extension of the biggest file in the download? (i.e. *.MP4 or *.mkv etc.). Depending what it is you may need to download a player capable of opening or playing or extracting that file.
My favourite thing about it is that although I die like 200 times in half an hour at least I can respawn straight away. It's a bit like playing all the bits they left out of Groundhog Day. They should use the alarm clock song from the movie as a respawn jingle.
And Russia won the war in Ukraine and Donald Trump won the election in 2020.