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papagene777
User level: Level 1 (4 points)

Apple TV 4K gradually loses audio sync

Gradually losing audio sync with apple tv 4k. Turning everything off and back on fixes it. Sony TV


Posted on Oct 21, 2026 11:29 AM

2 replies

WheelieNick
User level: Level 9 (74,110 points)

Oct 22, 2026 1:22 AM in response to papagene777

Hi there


Please try this


Change Apple TV Audio Format:

  • Go to Apple TV Settings > Video and Audio > Audio Format.
  • Turn on Change Format and switch it from Dolby Atmos / Dolby MAT to Dolby 5.1 or Stereo to bypass complex metadata timing loops. 


papagene777 Author
User level: Level 1 (4 points)

Oct 24, 2026 6:07 AM in response to WheelieNick

Thanks - changing to Dolby 5.1 seems to have fixed the probl;em.

Originally posted at discussions.apple.com/thread/256380395