camera follow
There are many ways for the camera to follow the character. For other methods, you can read another article.
Unity controls the camera to follow the player in three ways.
Add a virtual camera
Set the tolerance, the camera will have a slow following effect
Set the camera height, you can also modify the camera position by ctrl+shift+f
If you want to see the center of the character, you can create a new empty child node in the character, adjust the position, and drag the child node