Users have also reported overheating of speaker and a popping sound coming.
Table Of Contents
How To Fix Apple Vision Pro No Sound?
Clean the Speaker Strap
Remove the strap and clean the speakers.
Dust or other particulars can block the Vision Pros speakers.
This can help with the no sound issue.
Update Software
test whether there is a software update available andupdate your VisionOS.
Check Audio configs
look to see if the audio is turned on.
Turn the Digital Crown.
Look at the Volume icon at the top of your view while turning the Digital Crown.
Next, kick off the Control Center and drag the volume slider.
Alternatively, Use Siri.
Say, Siri, set the volume to 100%,.
Try Restarting or Resetting the machine.
Go to prefs > General > Transfer or Reset Apple Vision Pro > Reset.
This will reset your Apple Vision Pro.
They will try realigning the speaker strap and changing it.
Or may offer a brand new Apple Vision Pro as a replacement.
source: www.techworm.net