unity cursor won't lock code example

Example 1: how to lock and hide a cursor unity

//to lock in the centre of window
Cursor.lockState = CursorLockMode.Locked;
//to hide the curser
Cursor.visible = false;


Cursor.lockState = CursorLockMode.None;
Cursor.visible = true;

Example 2: how to unlock cursor in unity

Cursor.lockState = CursorLockMode.None; // to unlock cursor
Cursor.visible = true; // to make cursor visible