iOS graphics broken Unity 5

[Qwertztron]

Sorry for bad english…

If I test my game in Unity on my PC the graphics look very nice.

But if I test it on my iPhone 6 the graphics looks terrible!

Did you know why?

Please help me! THANK YOU SO MUCH!

[hippocoder]

Check quality settings for mobile.

[Qwertztron]

And now what?