YouTube app fails on new Apple TV 4K; fix identified
New Apple TV 4K owners are encountering a 'YouTube is not yet available on this device' error, according to widespread reports on social media and Reddit. The Verge's Tom Warren shared a workaround: update to tvOS 27.2, force restart the device, then uninstall and reinstall the YouTube app. YouTube also appears to be rolling out a server-side fix that may resolve the issue automatically.