While Google has abandoned Lollipop, the community has not. The search for reflects a global need to keep functional hardware alive. The definitive answer is YouTube 17.09.38 —a version that offers the best balance of modern UI, stable playback, and low resource consumption.
However, please note that as of April 2026, the official YouTube app no longer supports Android 5.1.1. Google ended support for Google Play Services on Lollipop devices in youtube for android 511 top
Old versions of YouTube accumulate cache that slows down Lollipop devices. While Google has abandoned Lollipop, the community has not
Since "Android 511" is not a current version (it refers to the older ), a standard "new app" review doesn't apply. Instead, this is a review of the current state of using YouTube on legacy hardware/software. However, please note that as of April 2026,
: Open your browser (like Chrome or Opera Mini) and navigate to m.youtube.com.