I'm running Mint 19.2. You Tube videos report "Error: can't find valid format". I can subscribe to videos, but they won't download. Email: 4kdownload@anemicaardvark.com

I'm running Mint 19.2 Youtube videos report "Error: can't find valid format." I can subscribe to videos, but they won't download. This appears to be the most current version of 4KdownlOADER.