Galaxy 4 is h264 support stb .it's not supported hevc channel .
Solid hv 8bit hevc h265 stb like 8181,7272,but holy hevc support no hevc 10 bit channel ...
Solid always show good picture quality u only setup video setup in ur tv support
Like full hd 1080p or 1080i select ...
Hevc 10 bit has hds2x ..8 bit is outdated box 10bit hevc is letest ..
Ui is no issue bro because we watching tv no ui ...