Thumb-up and Thumb-down problem

Hi Branislav1977,
I’m sorry but I didn’t follow you.

I changed thumbs-up and thumbs-down icon with my icon and The icon is not changed

https://postimg.org/image/tg9g4ufql/

Ok, I see. wpDiscuz 3.2.7 comes with font-awsome it doesn’t support png like icons. You can’t change those using simple images. You can only change to another icon using this CSS formula:

#wpcomm .fa-X:before {
    content: "Y" !important;
}