I would like to ensure that whatever the screen resolution my game is set to the best size even if there are empty places: In fact on this site their “problem” (at the beginning) is in fact what i want to do https://awesometuts.com/blog/support-mobile-screen-sizes-unity/?utm_medium=video&utm_source=youtube&utm_campaign=how_to_make_your_game_look_the_same_on_all_mobile_screen_sizes

I try to do it but it’s not working https://www.youtube.com/watch?v=KxwxZea0KAg