If you hear no sound or you can't hear the words in a module, please check:

If there is still no sound playing, please refer to your browser below:

Safari (Mac)

2. Click Auto-Play to check if the option "Allow All Auto-Play" is selected. 

Click on the secure button next to the address bar and check if Sound is set to Allow

Solution 1

Check permissions for autoplay audio is set to Allow Audio and Video when clicking on the i symbol next to the address bar.

Solution 2

Click Settings, Privacy & Security, and untick Block websites automatically playing sound.

Solution 3:

Alternatively, click Exceptions and add ttrsonline.com and then click Allow and then click Save Changes.

For other browsers, please contact us.