Is your browser getting redirected to the online game site gameof.live? If so, your computer may be infected with an adware.
Gameof.live is an adware that will attempt to commandeer your browser search and homepage. It will also trick users into subscribing to its push notifications so they can display pop-up ads that will send you to malicious websites to get money from you or infect your computer further. It may also prevent you from changing your settings back.
Gameof.live is usually installed through bundled software without you knowing. You have to remove it immediately by performing the steps below.