If you can view the course video, but have no audio, you can try these troubleshooting tips:
- Check if other videos are having playback issues on sites like YouTube or Vimeo
- Adjust your computer's volume or verify the speakers are plugged in
- Rebooting your device, as it may be a driver of plugin related
If you continue experiencing issues after trying the above recommendations, please reach out to us through our support form http://bit.ly/acg-support-request