What Is Kolnewsupdate.info?
If Kolnewsupdate.info and subdomains of that site (j3g3.kolnewsupdate.info, ysuq.kolnewsupdate.info, rdwx.kolnewsupdate.info, ktzf.kolnewsupdate.info, v9zk.kolnewsupdate.info, iq06.kolnewsupdate.info, and so on) are opening on your browser from time to time, asking you to click “Allow” button in the little dialog box, these pop-ups are caused by adware. The adware have probably been downloaded onto your computer together with some free program or pirated content. If you get Kolnewsupdate.info pop-up and click “Allow” button, that will subscribe you to notifications from the site. The notifications will then start to come up all the time on the right side of your window and prompt you to visit various suspicious sites. You may follow this step-by-step guide to uninstall the adware and remove Kolnewsupdate.info pop-ups and notifications.