For ad free youtube I use newpipe for android....
It is not in the google app store for obvious reasons.. Download from the web site or f-droid.
just installed revanced, it has ads in the ap, what's the point of no ads in videos if there are ads over the videos from the ap itself, what a joke
No ads in Newpipe. . .
At least this is not something can be done on router, so you don't have to struggle with the resource limited router.