Yes, Turn Off the Lights detects all the YouTube embedded and external video players. Furthermore, if you are on a blog, New York Times web page or any other websites, the Turn Off the Lights browser extension will detect the video player on that web page. And when click on the gray lamp button in your toolbar, it automatically highlights that HTML5 or Adobe Flash video player.
Note: Adobe Flash support is ended in the year 2020. Because of performance and security reasons. So for more information see the official Adobe Blog website about the future of Adobe Flash.
Support YouTube embedded and more Embedded players
Default supports the Turn Off the Lights browser extension the following video websites when you dim the web page:
If it can not detect the video player container well, therefore enable the “Flash Detection” feature in the Turn Off the Lights Options page – Advanced Options – Flash Detection. As a result, this feature will search for all the “object”, “embed”, “applet”, “iframe” elements, and push those elements on top of this dark layer.
However, if for some reason the Turn Off the Lights Browser extension did not detect well the video player on that web page. In addition to enable the Flash Detection feature, try to disable the other browser extensions you are using one by one except Turn Off the Lights.
Do you found technical, factual and 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.