I've decided to contact GigaBlue directly. And got the answer next day!
That what they wrote
Dear,
Thank you for your mail and for choosing Gigablue
We will take care of this problem and fix it at the next driver update
We apologize for this little problem. please give us time, I think in a week will be fixed
If you have further complaints please write us
we will take care of it
Mit freundlichen Grüßen - Best Regards
Fikret Kosar / CEO