Screen looks blurry after a scene change

If the scene is loaded without scene change it look fine, but after the scene change it look blurry. Tried changing colour of lighting, but it just made the scene a bit whither.

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

public class scenechange : MonoBehaviour
{
    public void sceneload ()
    {
        SceneManager.LoadScene(1);
    }
}