App | Youtube Android 5.1.1Go to Settings > Apps > YouTube , tap Clear Cache and Clear Data , then launch the app. Another popular avenue is the use of third-party clients. Applications like NewPipe or SkyTube have gained massive popularity among legacy Android users. These apps are designed to be lightweight and often bypass the heavy Google Play Services requirements that bog down older hardware. They offer benefits like background play and a lack of advertisements, which can significantly improve the speed and responsiveness of a device running Android 5.1.1. app youtube android 5.1.1 Given that the official app is a dead end, here are the three most practical alternatives, ranked from safest to most feature-rich. Go to Settings > Apps > YouTube , : Modern YouTube updates typically require Android 9.0 or higher. tap Clear Cache and Clear Data |