My lecture was just working and now it stopped. What do I do?

The error that you experienced may be due to a pause or delay in your Internet connection. In normal circumstances, you should not experience this. If this problem occurs frequently, then you should verify the stability of your Internet connection by using our Speed Test. Your download speed should be 1000 kbps or higher (as mentioned in our System Requirements) on a constant basis. Read more »

Why is there no sound when I run a lecture?

1.  The volume of lectures being too loud or soft depends on:
  • the sound card in your computer,
  • the volume settings,
  • and whether or not you are using speakers or headphones.
2.  Check your speakers to make sure that they are turned on.  Check your volume knob and make sure it is turned up.  If you are using a headset, make sure it is properly connected to your machine.  Most speakers and some headsets have a separate volume control on one of the speakers/headphones.
3.  To adjust the volume in
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