You shared your site credentials but not your site URL.
Now visualization of single product content is ok. But remain the unwanted footer.
It seems you are talking about following which you said above.
When I edit one product I can’t custom title bar or footer for each one. I don’t have the same options like other page
Yes you are right currently the options are not developed for custom post types like product. May be we will consider this to be developed in the future version of theme.