When you are on the YouTube website (and not on an external YouTube video player). And you click on the play button of this video player and activate the Turn Off the Lights browser extension (to dims the web page). You experience that video starts playing, but about 5 seconds later, the audio doubled and you hearing the same audio track 2 times at once. This sound double can create a bad experience and confusion of what is happening on this page.
The reason that can possible create this issue One on time with the video content and the other one with a 5-second delay. That is possible if you have enabled the “blur” feature in the Turn Off the Lights options page.
Note: That this issue have been fixed in the latest Turn Off the Lights browser extension version 4 engine. That use now the latest CSS render effect to add a Gaussian blur effect below the video player content.
Follow the below steps to fix this issue in your web browser:
- Open your browser extension page, example for:
Google Chrome: chrome://extensions/
Microsoft Edge: edge://extensions/
Safari: Go to the Safari, Preference, Extensions tab
Yandex Browser: yandex://extensions/
- Click on the Options link, and it opens a new page
- And uncheck the “blur” feature
- Restart your web browser
What is that “blur”?
The blur feature is one of the basic settings in the Turn Off the Lights extension to make the website a bit vague. And keep the video sharp on top of the web page. It is like a dark layer on top with a gaussian blur effect inside it.
But why I am hearing sound double?
Turn Off the Lights dynamic recreate the code from the original website and blur this with the CSS hardware filter. And YouTube plays always the video automatically when you open its video website.
Hope that answer one of your questions about the double sound on YouTube website:
- Activate Turn Off the Lights created a sound double on my HTML5 video player
- How do I solve the sound double on YouTube?
- Is there a problem with YouTube sound double?
If you find it useful to get back the best YouTube cinematic experience without this annoying sound double, then you can share the link on Facebook or share the link on Twitter. So your family, friends, or colleges can know about this handy free tool.
Did you find technical, factual or grammatical errors on the Turn Off the Lights website?
You can report a technical problem using the Turn Off the Lights online technical error feedback form.