After installing Pi-Hole and routing some traffic through it I noticed that my YouTube app on my phone wouldn’t update my watch history. I thought it was a software bug that would be fixed through the app’s updates but after a week the issue persisted. I noticed that my TV would still log watch history and it was not routing through Pi-Hole. After some searching around, it seemed that Pi-Hole was doing its job too well and that it was blocking YouTube from tacking my history.
To fix this issue, I added two domains to my Pi-Hole whitelist. The domains were:
After adding the domains to my whitelist, any videos I watch on my phone got updated to my watch history. There is a Pi-Hole wiki post that has other domains that could be whitelisted and it includes the YouTube ones.