Why Google search form is not using auto-focus attribute?

1. Why is auto focus not working?
2. What is autofocus for input field?
3. What is the use of autofocus attribute?

Why is auto focus not working?

Auto focus may have trouble working properly in low light conditions. For example night shots. Many photographers find auto focus fails when photographing non contrasting subjects. For example, a cloudless blue sky or a wall that contains one solid color.

What is autofocus for input field?

Definition and Usage

The autofocus attribute is a boolean attribute. When present, it specifies that an <input> element should automatically get focus when the page loads.

What is the use of autofocus attribute?

The autofocus attribute is a boolean attribute. When present, it specifies that the element should automatically get focus when the page loads.