Some good info: 1. After installing the native program from the site, the keyboard starts flashing constantly - it is treated through FN + F12 - one of the three options for the backlight operation mode is selected - it does not light up at all, it blinks, it burns constantly 2. Switch between backlight colors via FN + left / right 3. Switch backlight brightness FN + up / down 4. The so-called Game mode - FN + F8. Disables the "Windows" button, which is at the bottom left, so as not to accidentally press it during the game.