Hi mr88cet.
Re: Vision Pro: No Sound from Built-In Speakers
If you haven't already:
Things you might want to check:
Check you have the latest OS update for Apple Vision Pro:
More info: About visionOS 26 Updates - Apple Support
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If you haven't already updated: It is always wise to back-up any Apple product before updating the OS
for back-up details: see: Back up and restore Apple Vision Pro - Apple Support
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Else: If you have already updated to VisionOS26
If you wish: See how to: Restart Apple Vision Pro - Apple Support as it can often restore order
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Ensure sound is not muted
Eg: check in Settings > Accessibility > Audio & Visual.
(and for apps) in Settings > Notifications
in FaceTime:
Tap 
. Tap again to unmute.
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Ensure sound is not set to a volume so low it is not audible
Adjust volume on Apple Vision Pro - Apple Support
Eg: (one of several ways listed):
" Look at your palm, flip your hand over,
then tap the status bar to open Control Centre.
Drag the volume slider."
(Much more info. in the above linked article)
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Ensure audio is directed to Vision Pro speaker:
Eg: If you sometimes use AirPods or pair an item using bluetooth:
Ensure the audio is not still being directed there.
How to: Use Bluetooth accessories with your Apple Vision Pro - Apple Support
or
Use AirPods with Apple Vision Pro - Apple Support
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Troubleshooting: How to clean Apple Vision Pro and accessories - Apple Support
Eg: says: "To remove debris from the microphone or speaker meshes,
gently brush with a clean, dry, soft-bristled brush."
Adjust the mono audio and balance settings on Apple Vision Pro - Apple Support
Eg: says:
- Go to Settings
> Accessibility > Audio/Visual. - Adjust any of the following:
- Mono Audio: Turn on to combine the left and right channels to play the same content.
- Balance: Drag the Left Right Stereo Balance slider
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Still need help? See if you can reset your audio settings
( Eg: Check if there are any audio options ?
in Settings > General > Transfer or Reset Apple Vision Pro > )
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If needed: You can always try contacting Apple Support: Apple Vision Pro Support website:
Apple Vision Pro - Official Apple Support
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Resource: Apple Vision Pro User Guide - Apple Support
