Download Release.zip from Latest Release page
YouTube URLs look something like this: https://www.youtube.com/watch?v=s0m3-t3xt&ab_channel=asfasdfasd
Then s0m3-t3xt would be the ID of the video.
You can use any types of IPv4 proxies including auth proxies (user:pass@ip:port
and ip:port:user:pass
)