Thank you for sharing such a nice post. Keep it up. A dead pixel is black and won't produce any color illumination. Any display can experience it, and there is no repair for it. A hardware problem exists. The entire display panel must be replaced, which can be pricey, in order to correct it. If you want to Fix dead Pixel issue on iPhone then read this article.
How To Fix A Stuck Or Dead Pixel On Your iPhone?
Thank you for sharing such a nice post. Keep it up. A dead pixel is black and won't produce any color illumination. Any display can experience it, and there is no repair for it. A hardware problem exists. The entire display panel must be replaced, which can be pricey, in order to correct it. If you want to Fix dead Pixel issue on iPhone then read this article.