Version 0.20.11 is the last verified version to support Android 4.4 through 5.1.1.
To find this version:
Use reputable, verified APK repository sites like APKMirror . How to Install: Uninstall all updates from the existing YouTube app. Download the APK from APKMirror. Enable "Unknown Sources" in Settings > Security. Install the APK. 3. Third-Party Clients (No Sign-in, High Performance) app youtube android 511 verified
: This is widely considered the final major version for Lollipop.
For Android 5.1.1 users, the most reliable “verified” YouTube experience comes from: Version 0
YouTube frequently updates its API. When an app version becomes too old, it is "deprecated," meaning YouTube servers refuse to communicate with it.
Your Android 5.1.1 device isn’t dead yet. It just needs a little manual care. Stay safe, stream smart, and enjoy your retro tech for as long as it lasts. Download the APK from APKMirror
Android blocks external installations by default. Follow these steps to allow it: Go to > Security . Toggle on Unknown Sources . Open your Downloads folder. Tap the downloaded YouTube APK file. Grant permissions and click Install . How to Bypass the "Update Required" Error