diff --git a/wpf/Multi-Column-DropDown/Data-Binding.md b/wpf/Multi-Column-DropDown/Data-Binding.md
index ccaaea1ba..468900357 100644
--- a/wpf/Multi-Column-DropDown/Data-Binding.md
+++ b/wpf/Multi-Column-DropDown/Data-Binding.md
@@ -19,25 +19,25 @@ You can populate the drop down list for SfMultiColumnDropDownControl by setting
         <RowDefinition Height="400" />
         <RowDefinition Height="*" />
     </Grid.RowDefinitions>
-<syncfusion:SfMultiColumnDropDownControl x:Name=”sfMultiColumn”
-                                         Width=”175”
-                                         Height=”30”
+<syncfusion:SfMultiColumnDropDownControl x:Name="sfMultiColumn"
+                                         Width="175"
+                                         Height="30"
                                          Grid.Row="0"
-                                         SelectedIndex=”0”
-                                         DisplayMember=”Title”
-                                         ValueMember=”OrderID”
-                                         ItemsSource=”{Binding Orders}” />
+                                         SelectedIndex="0"
+                                         DisplayMember="Title"
+                                         ValueMember="OrderID"
+                                         ItemsSource="{Binding Orders}" />
 <StackPanel Grid.Row="1" Margin="100,0,0,0">
     <TextBlock FontSize="16" Text="SelectedItem (Display Member) " />
     <TextBlock FontSize="22"
                FontWeight="Bold"
-               Text="{Binding ElementName= ”sfMultiColumn”,
+               Text="{Binding ElementName= sfMultiColumn,
                               Mode=TwoWay,
                               Path=SelectedItem.Title}" />
     <TextBlock FontSize="16" Text="SelectedValue (Value Member) " />
     <TextBlock FontSize="22"
                FontWeight="Bold"
-               Text="{Binding ElementName= ”sfMultiColumn”,
+               Text="{Binding ElementName= sfMultiColumn,
                               Mode=TwoWay,
                               Path=SelectedValue}" />
 </StackPanel>
@@ -58,19 +58,19 @@ Binding with complex properties
 
 {% tabs %}
 {% highlight xaml %}
-<syncfusion:SfMultiColumnDropDownControl x:Name=”sfMultiColumn”
-                                         Width=”175”
-                                         Height=”30”
-                                         SelectedIndex=”0”
-                                         AutoGenerateColumns=”false”
-                                         DisplayMember=”ProductDetails.ProductID”
-                                         ValueMember=”ProductDetails.ProductID”
-                                         ItemsSource=”{Binding Orders}”>
+<syncfusion:SfMultiColumnDropDownControl x:Name="sfMultiColumn"
+                                         Width="175"
+                                         Height="30"
+                                         SelectedIndex="0"
+                                         AutoGenerateColumns="false"
+                                         DisplayMember="ProductDetails.ProductID"
+                                         ValueMember="ProductDetails.ProductID"
+                                         ItemsSource="{Binding Orders}">
     <syncfusion:SfMultiColumnDropDownControl.Columns>
-        <syncfusion:GridTextColumn MappingName=”OrderID” />
-        <syncfusion:GridTextColumn MappingName=”ProductDetails.ProductID” />
-        <syncfusion:GridTextColumn MappingName=”CustomerID” />
-        <syncfusion:GridTextColumn MappingName=”Country” />
+        <syncfusion:GridTextColumn MappingName="OrderID" />
+        <syncfusion:GridTextColumn MappingName="ProductDetails.ProductID" />
+        <syncfusion:GridTextColumn MappingName="CustomerID" />
+        <syncfusion:GridTextColumn MappingName="Country" />
     </syncfusion:SfMultiColumnDropDownControl.Columns>
 </syncfusion:SfMultiColumnDropDownControl>
 {% endhighlight %}
@@ -82,19 +82,19 @@ Binding with indexer properties
 
 {% tabs %}
 {% highlight xaml %}
-<syncfusion:SfMultiColumnDropDownControl x:Name=”sfMultiColumn”
-                                         Width=”175”
-                                         Height=”30”
-                                         SelectedIndex=”0”
-                                         AutoGenerateColumns=”false”
-                                         DisplayMember=”Country[0]”
-                                         ValueMember=”Country[0]”
-                                         ItemsSource=”{Binding Orders}”>
+<syncfusion:SfMultiColumnDropDownControl x:Name="sfMultiColumn"
+                                         Width="175"
+                                         Height="30"
+                                         SelectedIndex="0"
+                                         AutoGenerateColumns="false"
+                                         DisplayMember="Country[0]"
+                                         ValueMember="Country[0]"
+                                         ItemsSource="{Binding Orders}">
     <syncfusion:SfMultiColumnDropDownControl.Columns>
-        <syncfusion:GridTextColumn MappingName=”OrderID” />
-        <syncfusion:GridTextColumn MappingName=”ProductID” />
-        <syncfusion:GridTextColumn MappingName=”CustomerID” />
-        <syncfusion:GridTextColumn MappingName=”Country[0]” />
+        <syncfusion:GridTextColumn MappingName="OrderID" />
+        <syncfusion:GridTextColumn MappingName="ProductID" />
+        <syncfusion:GridTextColumn MappingName="CustomerID" />
+        <syncfusion:GridTextColumn MappingName="Country[0]" />
     </syncfusion:SfMultiColumnDropDownControl.Columns>
 </syncfusion:SfMultiColumnDropDownControl>
 {% endhighlight %}
diff --git a/wpf/Multi-Column-DropDown/Editing-and-AutoComplete.md b/wpf/Multi-Column-DropDown/Editing-and-AutoComplete.md
index 25637fa5a..00fb60486 100644
--- a/wpf/Multi-Column-DropDown/Editing-and-AutoComplete.md
+++ b/wpf/Multi-Column-DropDown/Editing-and-AutoComplete.md
@@ -115,14 +115,14 @@ You can access the text displayed in the Textbox by using [SfMultiColumnDropDown
         <ColumnDefinition Width="400" />
             <ColumnDefinition Width="*" />
     </Grid.ColumnDefinitions>
-<syncfusion:SfMultiColumnDropDownControl x:Name=”sfmultiColumn”
-                                         Width=”175”
-                                         Height=”30”
+<syncfusion:SfMultiColumnDropDownControl x:Name="sfmultiColumn"
+                                         Width="175"
+                                         Height="30"
                                          Grid.Column="0"
-                                         SelectedIndex=”0”
-                                         DisplayMember=”Cast”
-                                         ValueMember=”Title”
-                                         ItemsSource=”{Binding Orders}” />
+                                         SelectedIndex="0"
+                                         DisplayMember="Cast"
+                                         ValueMember="Title"
+                                         ItemsSource="{Binding Orders}" />
         <StackPanel Grid.Column="1" Margin="0,100,0,0">
     <TextBlock FontSize="16" Text="MultiColumnDropDownControl text " />
     <TextBlock FontSize="22"
diff --git a/wpf/Multi-Column-DropDown/Getting-Started.md b/wpf/Multi-Column-DropDown/Getting-Started.md
index 71eeb3b79..694972509 100644
--- a/wpf/Multi-Column-DropDown/Getting-Started.md
+++ b/wpf/Multi-Column-DropDown/Getting-Started.md
@@ -92,13 +92,13 @@ In order to add control manually in XAML, do the below steps,
 {% tabs %}
 {% highlight xaml %}
 <Window
-        xmlns=”http://schemas.microsoft.com/winfx/2006/xaml/presentation”
-        xmlns:x=”http://schemas.microsoft.com/winfx/2006/xaml”
-        xmlns:syncfusion=”http://schemas.syncfusion.com/wpf” 
-        x:Class=”WpfApplication1.MainWindow”
-        Title=”MainWindow” Height=”350” Width=”525”>
+        xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
+        xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+        xmlns:syncfusion="http://schemas.syncfusion.com/wpf"
+        x:Class="WpfApplication1.MainWindow"
+        Title="MainWindow" Height="350" Width="525">
     <Grid>
-        <syncfusion:SfMultiColumnDropDownControl  x:Name=”sfmultiColumn”/>
+        <syncfusion:SfMultiColumnDropDownControl  x:Name="sfmultiColumn"/>
     </Grid>
 </Window>
 {% endhighlight %}
@@ -224,16 +224,16 @@ public class ViewModel
 
     private void GenerateOrders()
     {
-        _orders.Add(new OrderInfo(1001, “Maria Anders”, “Germany”, “ALFKI”, “Berlin”));
-        _orders.Add(new OrderInfo(1002, “Ana Trujilo”, “Mexico”, “ANATR”, “Mexico D.F.”));
-        _orders.Add(new OrderInfo(1003, “Antonio Moreno”, “Mexico”, “ANTON”, “Mexico D.F.”));
-        _orders.Add(new OrderInfo(1004, “Thomas Hardy”, “UK”, “AROUT”, “London”));
-        _orders.Add(new OrderInfo(1005, “Christina Berglund”, “Sweden”, “BERGS”, “Lula”));
-        _orders.Add(new OrderInfo(1006, “Hanna Moos”, “Germany”, “BLAUS”, “Mannheim”));
-        _orders.Add(new OrderInfo(1007, “Frederique Citeaux”, “France”, “BLONP”, “Strasbourg”));
-        _orders.Add(new OrderInfo(1008, “Martin Sommer”, “Spain”, “BOLID”, “Madrid”));
-        _orders.Add(new OrderInfo(1009, “Laurence Lebihan”, “France”, “BONAP”, “Marseille”));
-        _orders.Add(new OrderInfo(1010, “Elizabeth Lincoln”, “Canada”, “BOTTM”, “Tsawassen”));
+        _orders.Add(new OrderInfo(1001, "Maria Anders", "Germany", "ALFKI", "Berlin"));
+        _orders.Add(new OrderInfo(1002, "Ana Trujilo", "Mexico", "ANATR", "Mexico D.F."));
+        _orders.Add(new OrderInfo(1003, "Antonio Moreno", "Mexico", "ANTON", "Mexico D.F."));
+        _orders.Add(new OrderInfo(1004, "Thomas Hardy", "UK", "AROUT", "London"));
+        _orders.Add(new OrderInfo(1005, "Christina Berglund", "Sweden", "BERGS", "Lula"));
+        _orders.Add(new OrderInfo(1006, "Hanna Moos", "Germany", "BLAUS", "Mannheim"));
+        _orders.Add(new OrderInfo(1007, "Frederique Citeaux", "France", "BLONP", "Strasbourg"));
+        _orders.Add(new OrderInfo(1008, "Martin Sommer", "Spain", "BOLID", "Madrid"));
+        _orders.Add(new OrderInfo(1009, "Laurence Lebihan", "France", "BONAP", "Marseille"));
+        _orders.Add(new OrderInfo(1010, "Elizabeth Lincoln", "Canada", "BOTTM", "Tsawassen"));
     }
 }
 {% endhighlight %}
@@ -249,22 +249,22 @@ Bind the collection created in previous step to `ItemsSource` property by settin
 {% tabs %}
 {% highlight xaml %}
 <Window
-        xmlns=”http://schemas.microsoft.com/winfx/2006/xaml/presentation”
-        xmlns:x=”http://schemas.microsoft.com/winfx/2006/xaml”
-        xmlns:syncfusion=”http://schemas.syncfusion.com/wpf” 
-        x:Class=”WpfApplication1.MainWindow”
-        xmlns:local=”clr-namespace:WpfApplication1”
-        Title=”MainWindow” Height=”350” Width=”525”>
+        xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
+        xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+        xmlns:syncfusion="http://schemas.syncfusion.com/wpf" 
+        x:Class="WpfApplication1.MainWindow"
+        xmlns:local="clr-namespace:WpfApplication1"
+        Title="MainWindow" Height="350" Width="525">
     <Window.DataContext>
         <local:ViewModel/>
     </Window.DataContext>
-    <Grid x:Name=”Root_Grid”>
-        <syncfusion:SfMultiColumnDropDownControl x:Name=”sfMultiColumn” 
-                                                 ItemsSource=”{Binding Orders}” 
-                                                 DisplayMember=”OrderID” 
-                                                 Width=”175”
-                                                 Height=”30”
-                                                 SelectedIndex=”2”/>
+    <Grid x:Name="Root_Grid">
+        <syncfusion:SfMultiColumnDropDownControl x:Name="sfMultiColumn" 
+                                                 ItemsSource="{Binding Orders}" 
+                                                 DisplayMember="OrderID" 
+                                                 Width="175"
+                                                 Height="30"
+                                                 SelectedIndex="2"/>
     </Grid>
 </Window>
 {% endhighlight %}
@@ -287,26 +287,26 @@ By default, the SfMultiColumnDropDownControl generates the columns automatically
 
 {% tabs %}
 {% highlight xaml %}
-<syncfusion:SfMultiColumnDropDownControl x:Name=”sfMultiColumn”
-                                         Width=”175”
-                                         Height=”30”
-                                         SelectedIndex=”0”
-                                         AutoGenerateColumns=”false”
-                                         DisplayMember=”OrderID”
-                                         ItemsSource=”{Binding Orders}”>
+<syncfusion:SfMultiColumnDropDownControl x:Name="sfMultiColumn"
+                                         Width="175"
+                                         Height="30"
+                                         SelectedIndex="0"
+                                         AutoGenerateColumns="false"
+                                         DisplayMember="OrderID"
+                                         ItemsSource="{Binding Orders}">
     <syncfusion:SfMultiColumnDropDownControl.Columns>
-        <syncfusion:GridTextColumn MappingName=”OrderID” />
-        <syncfusion:GridTextColumn MappingName=”CustomerID” />
-        <syncfusion:GridTextColumn MappingName=”Country” />
+        <syncfusion:GridTextColumn MappingName="OrderID" />
+        <syncfusion:GridTextColumn MappingName="CustomerID" />
+        <syncfusion:GridTextColumn MappingName="Country" />
     </syncfusion:SfMultiColumnDropDownControl.Columns>
 </syncfusion:SfMultiColumnDropDownControl>
 {% endhighlight %}
 {% highlight c# %}
 SfMultiColumnDropDownControl sfMultiColumn = new SfMultiColumnDropDownControl();
 sfMultiColumn.AutoGenerateColumns = false;
-sfMultiColumn.Columns.Add(new GridTextColumn() { MappingName = “OrderID” });
-sfMultiColumn.Columns.Add(new GridTextColumn() { MappingName = “CustomerID” });
-sfMultiColumn.Columns.Add(new GridTextColumn() { MappingName = “Country” });
+sfMultiColumn.Columns.Add(new GridTextColumn() { MappingName = "OrderID" });
+sfMultiColumn.Columns.Add(new GridTextColumn() { MappingName = "CustomerID" });
+sfMultiColumn.Columns.Add(new GridTextColumn() { MappingName = "Country" });
 {% endhighlight %}
 {% endtabs %}
 
diff --git a/wpf/TreeGrid/Column-Sizing.md b/wpf/TreeGrid/Column-Sizing.md
index acbe2d1ea..14ccbc6c7 100644
--- a/wpf/TreeGrid/Column-Sizing.md
+++ b/wpf/TreeGrid/Column-Sizing.md
@@ -50,8 +50,8 @@ While setting the `TreeGrid.ColumnSizer` property, all column widths are calcula
 <td>
 <code>AutoFillColumn</code>
 </td>
-While setting the `TreeGrid.ColumnSizer` property, all column widths are calculated based on content of cell and the last column fills the remaining column width as auto fill. And possible to set any column to fill the remaining space instead of last column by setting `TreeGridColumn.ColumnSizer` as `AutoFillColumn` for that particular column.
 <td>
+While setting the `TreeGrid.ColumnSizer` property, all column widths are calculated based on content of cell and the last column fills the remaining column width as auto fill. And possible to set any column to fill the remaining space instead of last column by setting `TreeGridColumn.ColumnSizer` as `AutoFillColumn` for that particular column. 
 </td>
 </tr>
 <tr>