cmichaelhk

Yes I know. So I am now reinstall windows and will test again....

after re-install latest Windows 10 and only install rx480 driver, Lav filter, MPC-BE, same no sound problem found. Will it caused by windows update? As I found the problem in...

I am sorry that I seem found out the problems. As the yamaha CX-A5100 default 4k mode is mode 2(just like safe mode in pc) that will cause HDMI in...

Yesterday I test the atmos sound seem ok.....but today sound will lost again.....