How to remove Trovi.com

Trovi.com is a potentially unwanted program that alters browser settings without permission. A browser hijacker, generally, comes with free programs and is installed automatically after you fail to disable optional Trovi.com installation offered by the download client. Once installed, it sets http://www.trovi.com/?gd=&ctid=c as your search engine and home page, and, moreover, blocks all your attempts of deleting it from settings.