Why doea my iphone 4s screen look like this?

Is there anything I can do? It still charges and seems usable? Why doea my iphone 4s screen look like this

Uhmm go into whatever company your signed with and tell them to fix dat ish

Do a factort restore on itunes…

if the issue persists, call Applecare

It could be sun damage which is if you leave your iPhone iPad iPod 4&5th generation out in sun it does damage