1. Open the Photos app.
2. Scroll to the bottom and select Customize & Reorder.
3. Deselect the options you don't want to see.
Optional:
4. *If* you want to see some of them, simply drag them in the order you'd like them to appear on your screen.
Just tried it, it's not the same. There are still menus at the bottom.
As I said, I would would prefer there be absolutely nothing, whatsoever, except my photos and videos..with the newest being at the top if possible. No menus, no "media types" menu, no "utilities" menu, no "customize and reorder" button.
Like this:
