diff --git a/Windows/ViewStep.xaml b/Windows/ViewStep.xaml
index 4c8c30f..4b09b29 100644
--- a/Windows/ViewStep.xaml
+++ b/Windows/ViewStep.xaml
@@ -18,19 +18,19 @@
 
         <TextBlock x:Name="P1N" HorizontalAlignment="Left" Height="30" Margin="10,120,0,0" TextWrapping="Wrap" VerticalAlignment="Top" Width="150" FontSize="20" Background="#FFEFEEEE"/>
         <TextBox x:Name="P1" HorizontalAlignment="Right" Height="30" Margin="0,120,10,0" TextWrapping="Wrap" VerticalAlignment="Top" Width="230"  MaxLines="1" ClipToBounds="True"
-             Text="0" PreviewTextInput="Tb_KeyPress" InputMethod.IsInputMethodEnabled="False" FontSize="20" HorizontalContentAlignment="Right" MaxLength="3"/>
+             Text="0" PreviewTextInput="Tb_KeyPress" InputMethod.IsInputMethodEnabled="False" FontSize="20" HorizontalContentAlignment="Right" />
         <TextBlock x:Name="P2N" HorizontalAlignment="Left" Height="30" Margin="10,155,0,0" TextWrapping="Wrap" VerticalAlignment="Top" Width="150" FontSize="20" Background="#FFEFEEEE"/>
         <TextBox x:Name="P2" HorizontalAlignment="Right" Height="30" Margin="0,155,10,0" TextWrapping="Wrap" VerticalAlignment="Top" Width="230"  MaxLines="1" ClipToBounds="True"
-             Text="0"  PreviewTextInput="Tb_KeyPress" InputMethod.IsInputMethodEnabled="False" FontSize="20" HorizontalContentAlignment="Right" MaxLength="3"/>
+             Text="0"  PreviewTextInput="Tb_KeyPress" InputMethod.IsInputMethodEnabled="False" FontSize="20" HorizontalContentAlignment="Right" />
         <TextBlock x:Name="P3N" HorizontalAlignment="Left" Height="30" Margin="10,190,0,0" TextWrapping="Wrap" VerticalAlignment="Top" Width="150" FontSize="20" Background="#FFEFEEEE"/>
         <TextBox x:Name="P3" HorizontalAlignment="Right" Height="30" Margin="0,190,10,0" TextWrapping="Wrap" VerticalAlignment="Top" Width="230"  MaxLines="1" ClipToBounds="True"
-             Text="0" PreviewTextInput="Tb_KeyPress" InputMethod.IsInputMethodEnabled="False" FontSize="20" HorizontalContentAlignment="Right" MaxLength="3"/>
+             Text="0" PreviewTextInput="Tb_KeyPress" InputMethod.IsInputMethodEnabled="False" FontSize="20" HorizontalContentAlignment="Right" />
         <TextBlock x:Name="P4N" HorizontalAlignment="Left" Height="30" Margin="10,225,0,0" TextWrapping="Wrap" VerticalAlignment="Top" Width="150" FontSize="20" Background="#FFEFEEEE"/>
         <TextBox x:Name="P4" HorizontalAlignment="Right" Height="30" Margin="0,225,10,0" TextWrapping="Wrap" VerticalAlignment="Top" Width="230"  MaxLines="1" ClipToBounds="True"
-             Text="0" PreviewTextInput="Tb_KeyPress" InputMethod.IsInputMethodEnabled="False" FontSize="20" HorizontalContentAlignment="Right" MaxLength="3"/>
+             Text="0" PreviewTextInput="Tb_KeyPress" InputMethod.IsInputMethodEnabled="False" FontSize="20" HorizontalContentAlignment="Right" />
         <TextBlock x:Name="P5N" HorizontalAlignment="Left" Height="30" Margin="10,260,0,0" TextWrapping="Wrap" VerticalAlignment="Top" Width="150" FontSize="20" Background="#FFEFEEEE"/>
         <TextBox x:Name="P5" HorizontalAlignment="Right" Height="30" Margin="0,260,10,0" TextWrapping="Wrap" VerticalAlignment="Top" Width="230"  MaxLines="1" ClipToBounds="True"
-             Text="0" PreviewTextInput="Tb_KeyPress" InputMethod.IsInputMethodEnabled="False" FontSize="20" HorizontalContentAlignment="Right" MaxLength="3"/>
+             Text="0" PreviewTextInput="Tb_KeyPress" InputMethod.IsInputMethodEnabled="False" FontSize="20" HorizontalContentAlignment="Right" />
 
         <Button Content="{x:Static lang:Resources.YES}" HorizontalAlignment="Left" Height="35" Margin="50,70,0,5" VerticalAlignment="Bottom" Width="80" Click="YES_Click"/>
         <Button Content="{x:Static lang:Resources.NO}" HorizontalAlignment="Right" Height="35" Margin="0,70,50,5" VerticalAlignment="Bottom" Width="80" Click="NO_Click"/>