Horisontal dark stripes on the display

Check the link with photo and video of this stripes: https://drive.google.com/folderview?id=10iEWT1b2NkEg5s_4BAcOulkM8O2UaLhT. For better view, check this materials on your PC with maximum level of brightness. This problem is not quite critical for me, but I’m worried that the stripes will continue to add or the screen will completely fail.