@tony_heung I have the same issue. Using 200.9.10.4.212 that came 10/27/2020.
Hi Jeff,
You are right!! The issue continue with this version too.
Regards
Chris
I have tried disabling safe search, and even selecting the lowest level filtering of 'No adult content or nudity' as well; it seems that if URL Filtering Profile is enabled on any SSID, YouTube is blocked from playing videos...