sharee.bike-App/Meinkonrad/TINK/View/RootShell/FlyoutFooter.xaml

<?xml version="1.0" encoding="utf-8" ?>
<ContentView xmlns="http://xamarin.com/schemas/2014/forms"
             xmlns:x="http://schemas.microsoft.com/winfx/2009/xaml"           
             x:Class="TINK.View.RootShell.FlyoutFooter">
    <Grid Padding="5,10">
        <Grid.RowDefinitions>
            <RowDefinition Height="*"/>
            <RowDefinition Height="30" />
        </Grid.RowDefinitions>
        <Image 
                      HeightRequest="30"
                      Aspect="AspectFit"              
                      Source="konrad_nobg.png" />
        <Label 
            HorizontalOptions="CenterAndExpand"
            FontSize="Medium"
            Grid.Row="1" 
            TextType="Html"
            Text="Powered by &lt;b&gt;Stadtwerke Konstanz&lt;/b&gt;"/>
    </Grid>
</ContentView>