2025-08-13 00:00:00 QR code is widely used as an efficient, fast and reliable interface between printed media and camera equipped mobile devices. QR code is mostly used to replace any long and boring sequence of typing, or activating various commands with much easier and accurate actions. Many various kinds of information can be interchanged, including numbers, text, hypertext, addresses, etc. Each producer of TV program generates a large amount of information devoted to the audience. Among others, it can be the program promotion, with the information about the scheduled broadcast date/time, or any other kind of information which requires writing down numbers, web addresses, plain text or other content. The concept of Second Screen (parallel use of mobile device and TV screen) and Social Television, (i.e. the union of television and social media) is showing strong increase in popularity. QR code is one way of making their connection simple, accurate and effective.