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GreenLightLuke

macrumors member
Original poster
Sep 14, 2019
55
93
I updated my Apple TV 4K to 13.4 and seemingly since then I get a high pitched shriek from my Apple TV. This is when watching Apple TV+ content or iTunes content.

I don’t get the issue with Netflix or Disney+.

anyone else having these issues? I thought it may have been the sound bar or Apple TV but given it only happens with Apple streamed or purchased content makes me believe it could be something else.
 
It is very strange and I’ve not had issues before. The TV I’ve had for about a year and got the TV box at the same time. Given the issues happened after the update I’m inclined to just restore and see how I get on.
 
So an update to this:

It was Dolby Atmos causing an issue. Not sure why, but turned it off and now Apple purchased content sounds fine. Hope they fix it.

not sure why Netflix and Disney+ play fine but Apple TV+ doesn’t.
 
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