There are guides on this, just search for them. Quick version: on a Youtube video do ctrl+U to see the page source, then search for "UC. This is the channel ID. Then the URL is in the format https://www.youtube.com/feeds/videos.xml?channel_id=UC5UAwBUum7CPN5buc-_N1Fw
There are guides on this, just search for them. Quick version: on a Youtube video do
ctrl+Uto see the page source, then search for"UC. This is the channel ID. Then the URL is in the formathttps://www.youtube.com/feeds/videos.xml?channel_id=UC5UAwBUum7CPN5buc-_N1Fw