Yes, of course it's not about hardware problem.
This is My Keyboard's layout and U can see there is some differences with Yours.
And with the other modes this 2 buttons working correctly with other lights.
And here the program interface, as U can see, I can't change the color of this 2 buttons.
In a nutshell, I mean that, in TÃ¼rkiye Thermaltake products are very popular and it would not be bad to design a program interface for us.