BayernMessenger/vector/src/main/res/values-v27/theme_dark.xml

<?xml version="1.0" encoding="utf-8"?>
<resources>

    <style name="AppTheme.Dark.v27" parent="AppTheme.Dark.v23">
        <item name="android:windowLightNavigationBar">false</item>
    </style>

    <style name="AppTheme.Dark" parent="AppTheme.Dark.v27" />

</resources>