Benss Mechanical Gaming Keyboard Blue Cherry mx Switch, 10 Color RGB LED Backlit 104 Keys Waterproof Keyboard with 1.8 M USB Cable for Windows/Android/Mac OS/Linux (USA Layout)

How to Switch between Gaming Backlight Modes? Note: with combination of FN+number, a set of keys will stay lighted for main games FN+1= mode1 (FPS) - ASDW ??? ? ESC ( for instance) FN+2=mode2 (CF) FN+3= mode3 (COD) FN+4= mode4 (RTS) FN+5= mode5...