Audio Failures on Chrome 66 Due to Autoplay Policy

Symptom

When using Vonage Video API over Chrome 66, interface sounds do not play, the audio visualizer failures, or your WebRTC application does not play sound from remote peers. The audioLevelUpdated event and the animation for audio level do not work.

Applies To

  • Chrome 66
  • WebRTC
  • Audio Playback

Resolution

Ensure you are using the latest version of Chrome and Vonage Video API SDKs.

Cause

This issue is related to Chrome's autoplay policy, which was introduced with Chrome 66.

Additional Information

For more details on how the autoplay policy changes are affecting webRTC applications in general, see the recommendations from WebRTC Hacks.

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