To keep this working version, you must prevent the Google Play Store from automatically updating it to a newer, incompatible version.
Since you cannot download the compatible version from the Play Store, you must allow installation from other sources. app youtube android 511 verified
If you have opened YouTube before, your device likely has a newer version installed that is incompatible with Android 5.1.1. You must revert the app to the factory version. To keep this working version, you must prevent