I'm a bit confused on mounting a C210 on the wall.

I watched this video: <https://youtu.be/e263VL6v8yU> (How to Mount Your Tapo Pan&Tilt Wi-Fi Camera to a Wall: Tapo C200/Tapo C210/ TC70)

(I tried very hard to enter that as a link rather than as a URL, but couldn't get it to work. Sorry.)

At the end the video shows the camera mounted like this:

But, if you mount it like that, you get an image like this:

But what I want, is this:

What am I missing here?

Note that this is for observing a cat, so the camera needs to be no more than a meter off the floor and needs to show as much of the floor as possible.

I suspect a wall mount bracket would do the trick, but why doesn't the video suggest this?