Sometimes YouTube shows some undesirable videos on homepage based on your search history or watch history. And After a week it starts showing weird recommendations.
Here is how you can remove youtube recommendations and set everything to clean slate.
- Goto YouTube Home page. (www.youtube.com)
- Click on “History” (left sidebar)
- Click on “Clear all watch history”
- Select Search History
- Click on ” Clear all search history”
checkout this screenshot it may help you to understand better.