English Android user manual for Android 5.1.1 Lollipop can be downloaded here.
German Android user manual for Android 5.1.1 Lollipop can be downloaded here.
The Android user manual for Android 4.2.2 Jelly Bean can be downloaded here.
If you have purchased or updated your device after August 2016, you will have the latest Android 5.1.1 Lollipop software installed.