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No Sound issue

Solutions for Chrome, Safari and Firefox browsers if you can't hear any sound in modules.

Harry Alexandre avatar
Written by Harry Alexandre
Updated this week

If you can’t hear any sound or the words in a module, please try the following steps:
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Check your audio setup

  • Make sure your speakers or headphones are working and the volume is turned up.

  • Ensure that Speech is turned on in the module settings.
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Browser-specific solutions

  1. Chrome (Mac/PC)

    1. Click the icon next to the address bar and select Site settings.
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    2. Scroll down to Additional content settings → Sound, and confirm that Sites can play sound is selected under Default behavior.
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  2. Safari (Mac)

    1. Click Safari → Settings for us.ttrsonline.com/eu.ttrsonline.com
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    2. Click Auto-Play and ensure Allow All Auto-Play is selected.
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  3. Firefox (Mac/PC):

    1. Option 1: Click the “i” icon next to us.ttrsonline.com/eu.ttrsonline.com → Protection settings → Privacy & Security → Permissions → Autoplay → select Allow Audio and Video → Save Changes.
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    2. Option 2: Go to Settings → Privacy & Security and uncheck Block websites automatically playing sound.
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    3. Option 3: Go to Settings → Privacy & Security → Manage Exceptions → enter us.ttrsonline.com / eu.ttrsonline.com → Add Exception → Save Changes.
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If the issue persists or you’re using another browser, please contact our support team for further assistance.

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