S24 ultra Grainy display issue

[Baozzjames]

My phone arrived at May 11 and after using a couple days Ive noticed a grainy display especially at night when viewing a gray colors

[Baozzjames]

Here's a picture of it. I hope this is a software issue🙏

[Yael_101]

Try this if there's an abnormality . It may takes couple of minutes. And I suggest go to service center.