Uupo.icu is a redirect infection nowadays attacking Mozilla Firefox browsers. While surfing the web you may encounter some sites that tell about uupo.icu redirections in Google Chrome. However, this is obviously poor knowledge on the part of such site owners. We have personally seen Uupo.icu redirect in Mozilla Firefox and know that it is caused by unwanted add-on in Firefox browser. You may fix the issue either manually (as explained in the video below) or automatically with the help of reliable security software.