Do I have to sign in to use the FYI app? No, you don't have to sign in to use the FYI app. There will always be lots to watch for viewers who don't sign in. Related articles What kind of programming is available if I sign in? Why can't I access Live TV in the FYI app? Where do I get my sign in information? Can I Download The Videos On Your Website To Watch Later? Why am I receiving a 'geographic restriction' error message?