diff --git a/Flow.Launcher/Resources/Pages/WelcomePage1.xaml.cs b/Flow.Launcher/Resources/Pages/WelcomePage1.xaml.cs
index e28a88c87..84703d9be 100644
--- a/Flow.Launcher/Resources/Pages/WelcomePage1.xaml.cs
+++ b/Flow.Launcher/Resources/Pages/WelcomePage1.xaml.cs
@@ -27,7 +27,7 @@ namespace Flow.Launcher.Resources.Pages
     /// <summary>
     /// WelcomePage1.xaml에 대한 상호 작용 논리
     /// </summary>
-    public partial class WelcomePage1 : Page
+    public partial class WelcomePage1
     {
         private bool initialize = false;
         
diff --git a/Flow.Launcher/Resources/Pages/WelcomePage3.xaml b/Flow.Launcher/Resources/Pages/WelcomePage3.xaml
index b424af3d8..1808f5606 100644
--- a/Flow.Launcher/Resources/Pages/WelcomePage3.xaml
+++ b/Flow.Launcher/Resources/Pages/WelcomePage3.xaml
@@ -6,6 +6,7 @@
     xmlns:local="clr-namespace:Flow.Launcher.Resources.Pages"
     xmlns:ui="http://schemas.modernwpf.com/2019"
     xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
+    xmlns:ui="http://schemas.modernwpf.com/2019"
     Title="WelcomePage3"
     mc:Ignorable="d">
     <Page.Resources>
diff --git a/Flow.Launcher/Resources/Pages/WelcomePage4.xaml b/Flow.Launcher/Resources/Pages/WelcomePage4.xaml
index 13f003086..2fba375fb 100644
--- a/Flow.Launcher/Resources/Pages/WelcomePage4.xaml
+++ b/Flow.Launcher/Resources/Pages/WelcomePage4.xaml
@@ -6,6 +6,7 @@
     xmlns:local="clr-namespace:Flow.Launcher.Resources.Pages"
     xmlns:ui="http://schemas.modernwpf.com/2019"
     xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
+    xmlns:ui="http://schemas.modernwpf.com/2019"
     Title="WelcomePage4"
     d:DesignHeight="450"
     d:DesignWidth="800"
diff --git a/Flow.Launcher/Resources/Pages/WelcomePage5.xaml b/Flow.Launcher/Resources/Pages/WelcomePage5.xaml
index 8bfd76478..23919866b 100644
--- a/Flow.Launcher/Resources/Pages/WelcomePage5.xaml
+++ b/Flow.Launcher/Resources/Pages/WelcomePage5.xaml
@@ -6,6 +6,7 @@
     xmlns:local="clr-namespace:Flow.Launcher.Resources.Pages"
     xmlns:ui="http://schemas.modernwpf.com/2019"
     xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
+    xmlns:ui="http://schemas.modernwpf.com/2019"
     xmlns:userSettings="clr-namespace:Flow.Launcher.Infrastructure.UserSettings;assembly=Flow.Launcher.Infrastructure"
     Title="WelcomePage5"
     d:DesignHeight="450"