Follow I can see the lecture playing on the screen but I cannot hear anything? October 10, 2018 18:24 FAQ's Technical Support Online Lecture Technical Support Make sure your volume setting on your computer is not on "mute" or turned all of the way down. If that does not fix the problem then, log out of the page. Close your browser. Update your computer. Restart the computer. Then try again. 0 Comments Article is closed for comments.