ADB debloat, no root: pm disable-user —user 0 com.google.android.apps.tv.launcherx and com.google.android.tungsten.setupwraith (stock launcher) plus preloads; pick a replacement launcher on next Home press
Follow the specialist sources linked on this page. If this path is a jailbreak, unlock, or flash, the specialist wiki is the how-to — we do not copy those steps here.
Notes
Google TV: install the replacement launcher first and disable BOTH com.google.android.apps.tv.launcherx and com.google.android.tungsten.setupwraith, or Home can black-screen.