Updated the sample

Author: VimalaThirumalaikumar

RangeColumnChartDemo/App.xaml.cs

@@ -6,7 +6,7 @@ public App()
         {
             InitializeComponent();
 
-            MainPage = new AppShell();
+            MainPage = new MainPage();
         }
     }
 }

RangeColumnChartDemo/MainPage.xaml

@@ -76,18 +76,25 @@
                         </chart:NumericalAxis>
                     </chart:SfCartesianChart.YAxes>
 
-                    <chart:RangeColumnSeries Fill="PaleGreen" ShowDataLabels="True" Label="2021" 
+                    <chart:RangeColumnSeries Width="{x:OnPlatform Android='0.9', iOS='0.9', Default='0.8'}" Fill="PaleGreen" ShowDataLabels="True" Label="2021" 
                                              ItemsSource="{Binding TemperatureCollection}" 
                                              XBindingPath="Month" High="High2021" Low="Low2021">
+                        <chart:RangeColumnSeries.DataLabelSettings>
+                            <chart:CartesianDataLabelSettings UseSeriesPalette="False">
+                                <chart:CartesianDataLabelSettings.LabelStyle>
+                                    <chart:ChartDataLabelStyle TextColor="Black"/>
+                                </chart:CartesianDataLabelSettings.LabelStyle>
+                            </chart:CartesianDataLabelSettings>
+                        </chart:RangeColumnSeries.DataLabelSettings>
                     </chart:RangeColumnSeries>
 
-                    <chart:RangeColumnSeries Fill=" DeepPink" ShowDataLabels="True" Label="2022" 
+                    <chart:RangeColumnSeries Width="{x:OnPlatform Android='0.9', iOS='0.9', Default='0.8'}" Fill=" DeepPink" ShowDataLabels="True" Label="2022" 
                                              ItemsSource="{Binding TemperatureCollection}" 
                                              XBindingPath="Month" High="High2022"  Low="Low2022">
                         <chart:RangeColumnSeries.DataLabelSettings>
-                            <chart:CartesianDataLabelSettings>
+                            <chart:CartesianDataLabelSettings UseSeriesPalette="False">
                                 <chart:CartesianDataLabelSettings.LabelStyle>
-                                    <chart:ChartDataLabelStyle FontAttributes="Bold"/>
+                                    <chart:ChartDataLabelStyle TextColor="White" FontAttributes="Bold"/>
                                 </chart:CartesianDataLabelSettings.LabelStyle>
                             </chart:CartesianDataLabelSettings>
                         </chart:RangeColumnSeries.DataLabelSettings>

RangeColumnChartDemo/Platforms/iOS/Info.plist

@@ -15,7 +15,6 @@
 	</array>
 	<key>UISupportedInterfaceOrientations</key>
 	<array>
-		<string>UIInterfaceOrientationPortrait</string>
 		<string>UIInterfaceOrientationLandscapeLeft</string>
 		<string>UIInterfaceOrientationLandscapeRight</string>
 	</array>