How to remap additional keys on the LOGITECH K260 keyboard in mac os Mavericks?

Question

Logitech

Hello. How can I remap the keys above f1-f12?
And then they are, but apart from the first one, which causes aytuns, nothing works. It's a pity, somehow. Thank you.

Answer 1

habrahabr.ru/post/38628

Answer 2

There is, for example, such a program as Control Mate allows you to reassign any keys as you like, but it is paid, there may be free analogues.