Prerequisite: in order to delete a view, you have to be the owner of this view.
If you're not the owner, you won't be able to do this action.
So let's suppose you've created a view, you're now the owner of the view.
To delete this view, nothing's easier!
1- First, open the view by clicking on it from the "Filtered views" tab in main menu on the left.
2- Then, click on "..." on top corner right of the view.
3- Choose "Delete this view":
💡 Any view deletion will be permanent, you won't be able to recover a deleted view.
But you can always create it again 👌
Learn more about views: