My iphone is black but still on Clearance

Product Name: My iphone is black but still on Clearance
My mom's iPhone suddenly went black like this and Siri still works and all but she can't access anything without Siri : r/iphonehelp Clearance, I dropped my iphone 11 and the screen is black with lines but still works. Can someone tell me whats wrong with it and how to repair it : r/iphonehelp Clearance, How to Fix iPhone Black Screen of Death? 3 Ways to Save Its Life! - YouTube Clearance, My mom's iPhone suddenly went black like this and Siri still works and all but she can't access anything without Siri : r/iphonehelp Clearance, How to Fix iPhone Screen Black but On [6 Useful Ways] Clearance.