Well YT ONLY one report is enough to take a video down, but YouTube reviews the report first.And Regarding channel it can taken down after three strikes within 90 days, but YouTube also has a "0 tolerance" policy for some violations.How does YouTube handle Reports? Many YouTubers complain that the channel was taken down by YouTube because some people reported so
1- How many reports take the video down?
2- How many reports take the channel down?