LN not working on Netflix or youtube

LN is not working on my Netflix or youtube. the icon is black instead of purple as is usually is . yesterday is was working fine but now it isnt

It has never worked for me in youtube. This is a screenshot:

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This is the url: [ENG SUB] 以家人之名 第1集 | Go Ahead EP01 (谭松韵、宋威龙、张新成主演) - YouTube

It worked really well in Netflix!