Camera follow player

//From Unity Learn

using System.Collections;
using System.Collections.Generic;
using UnityEngine;

public class FollowPlayer : MonoBehaviour
{
    public GameObject player;
    [SerializeField] Vector3 offset = new Vector3(0, 5, -10);

    void LateUpdate()
    {
        transform.position = player.transform.position + offset;
    }
}

//From Ferrone H. Learning C# by Developing Games with Unity...7ed 2022
using System.Collections;
using System.Collections.Generic;
using UnityEngine;

public class CameraBehaviour : MonoBehaviour
{

    public Vector3 camOffset = new Vector3(0, 1.2f, -2.6f);
    private Transform target;
    void Start()
    {
        target = GameObject.Find("Player").transform;
    }

    void LateUpdate()
    {
        transform.position = target.TransformPoint(camOffset);
        transform.LookAt(target);
    }
}