[Morith]

Then I advise you to spend at least a few weeks studying all the possible nuances on how best to do this. You can start with anything, even with what you read about how tags work on YouTube https://gyre.pro/blog/what-are-youtube-tags and how to use them correctly.
Once you understand this issue, move on to another.
Read.
Study.
Try.
No one will do it except you.
Or just contact marketing and digital agencies for promotion.