DC_Initlizer/AwInitilizer/ManualSn.xaml

<Window
    xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
    xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
    xmlns:local="clr-namespace:AwInitilizer"
    xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
    Title="ManualSn"
    Width="600"
    Height="150"
    ResizeMode="NoResize"
    Topmost="True"
    WindowStartupLocation="CenterOwner"
    WindowStyle="SingleBorderWindow"
    mc:Ignorable="d"
    x:Class="AwInitilizer.ManualSn">
    <Grid>
        <Grid.RowDefinitions>
            <RowDefinition Height="*" />
            <RowDefinition Height="auto" />
        </Grid.RowDefinitions>
        <Grid Grid.Row="0">
            <TextBox
                x:Name="uxSn"
                Margin="20"
                VerticalAlignment="Center" />
        </Grid>
        <Grid
            x:Name="uxCancelContainer"
            Grid.Row="1"
            Height="40">
            <Button
                Width="100"
                Height="30"
                HorizontalAlignment="Center"
                VerticalAlignment="Center"
                Click="Button_Click">
                <Label x:Name="uxBtnText" Content="Confirm" />
            </Button>
        </Grid>
    </Grid>
</Window>