What are the F1 through F12 keys for?
Commonly known as “function keys”, F1 through F12 may have a variety of different uses or no use at all. Depending on the installed operating system and the software program currently open will change how each of these keys operate. A program is capable of not only using each of the function keys, but also combining the function keys with the ALT and/or CTRL keys, for example, Microsoft Windows users can press ALT + F4 to close the program currently active.Below is a short-listing of some of the common functions of the functions keys on computers running Microsoft Windows. As mentioned above not all programs support function keys and/or may perform different tasks as those mentioned below.