Contenko virus is one among the harmful browser hijacker which is specifically made by cyber criminals to cause huge damage on the entire Windows machine. It not only puts affect on the web browsers like Firefox, Chrome etc, but also cause harm to the whole PC functioning. Specifically through peer-to-peer file sharing, visiting malicious websites, freeware or shareware downloads etc and then targets the system based executables without any user's consent. It would create further serious issues like constant appearance of annoying pop-ups, messages and does not allow you to carry out the associated activities. So, in such situations it is immediately needed to delete Contenko virus from targeted Windows computer system.
