USB Sound plopping and USB Ports stop working

[Das_Pflanze]

[hondagx35]

[Das_Pflanze]

[Das_Pflanze]

OK...i still hope someone is able to help me...
So today I testet if AirPlay works and it does -> no popping or skipping

Whats wrong?

[hondagx35]

[mecaz]

Hello,
I wonder how did you installed waveshare lcd. I have one of 3.5" waveshare. but coulnt make it work.
How did you installed the drivers? Please help.
Thanks