For frustrated HN users, I have managed to remove the ads by uninstalling all updates to android home, disabling "TV core services" and "Google Play Services".

For frustrated HN users, I have managed to remove the ads by uninstalling all updates to android home, disabling "TV core services" and "Google Play Services". You'll also need to disable automatic updates in the play store. This won't let you sign into Google apps anymore, but most major apps work fine after a reboot.