MainPage.xaml

<?xml version="1.0" encoding="utf-8" ?>
<ContentPage xmlns="http://schemas.microsoft.com/dotnet/2021/maui"
             xmlns:x="http://schemas.microsoft.com/winfx/2009/xaml"
             x:Class="ListViewBugDemo.MainPage"
             xmlns:local="clr-namespace:ListViewBugDemo"
             BackgroundColor="Gainsboro">

    <Grid Margin="0,0,0,0" >
        <Grid.RowDefinitions>
            <RowDefinition Height="Auto"/>
            <RowDefinition Height="Auto"/>
            <RowDefinition Height="*"/>
        </Grid.RowDefinitions>
        <Grid.ColumnDefinitions>
            <ColumnDefinition Width="*"/>
        </Grid.ColumnDefinitions>

        <!-- Tab Control -->
        <RadioButton 
            Grid.Row="0" 
            Content="Show" 
            IsChecked="{Binding Path=Show_IsChecked}" />
        <Button 
            Grid.Row="1" HorizontalOptions="Start"
            Text="Add Row" 
            Clicked="Button_Clicked"/>

        <ListView 
            Grid.Row="2"  BackgroundColor="White"
            IsVisible="{Binding Path=Show_IsChecked}"                                     
            ItemsSource="{Binding Path=ListView_Items}" />

    </Grid>

</ContentPage>