@YouTubeTV @TeamYouTube W/Google assistant I say "Watch *channel name*" it used to play YouTube TV channel because it was my default video service. Now YTTV isn't in services in my GA app. It plays YouTube instead of YouTube TV.
No. It's not something I need to do. It's something you need to fix. It worked before. These aren't user settings. Trust me, it's just some problem that Google Nest created by fixing another bug. It's on you. Not me.