Because Google has dropped support for KitKat, official login methods may fail. SmartTube's built-in account linking typically bypasses this. Hardware Constraints:
(formerly SmartTubeNext) is primarily designed for modern Android TV devices, there are specific versions compatible with Android 4.4.2 Compatibility & Features Current stable versions of SmartTube generally require Android 4.3 or higher smart tube apk android 4.4 2