J jjjackson Active member Sep 27, 2020 #1 I have a very good audio system for my U22. One of the problems I constantly run into is the crappy screechy audio on many things we play on our STBs. Would it be possible to add a high frequency filter on the next firmware upgrade? Last edited: Sep 27, 2020
I have a very good audio system for my U22. One of the problems I constantly run into is the crappy screechy audio on many things we play on our STBs. Would it be possible to add a high frequency filter on the next firmware upgrade?