how to remove the star ratings on product

Could you please also show me how to remove the stars on the tours.
https://wildroutetours.com/tours/

also, could you show me how to make these circle number designs on a tour itinerary
https://wildroutetours.com/tours/mount-elgon-national-park4-days/

And lastly, my new tours do not appear in the tour page when I load the site. How can I do this?

Thank you