Learning platform video player preferences

In the unreal engine learning platform on https://learn.unrealengine.com/ - how can I save my video player preferences to have subtitles enabled permanently? Whenever I go to the next section it automatically reverts my settings back to “Subtitles - Off” which is quite annoying. (Same goes for video player speed etc.)

This player is meant:

I hope learning platform questions aren’t at the wrong place here.

Thanks!