how to do advance yt seo?

anyone can help me out with organic methods to drive traffic to my yt video,
and suggest me with reddit related sites
Advance seo for my yt video

Just learn YT SEO in general. It sounds like you haven't even begun to attempt this yet. If you do, it'll give you a starting point on the channel to work up from.

Also check https://www.blackhatworld.com/forums/youtube.77/ and use the search function if you're wanting to use BHW as a resource for learning YouTube SEO.