Hello @TeamYouTube , I would like to know, why are not the thumbnails of the videos on my channel? What happens is that all my videos had thumbnails, and now they are no longer seen.pic.twitter.com/10DKNkIopT
You can add location information to your Tweets, such as your city or precise location, from the web and via third-party applications. You always have the option to delete your Tweet location history. Learn more
Every single automated thumbnail youtube has ever chosen for me is ugly AF. I am always pulling the worst faces. This is why I choose MY OWN THUMBNAIL.