diff --git a/Plain Craft Launcher 2/Pages/PageSetup/PageSetupUI.xaml b/Plain Craft Launcher 2/Pages/PageSetup/PageSetupUI.xaml
index d268312..b3eb662 100644
--- a/Plain Craft Launcher 2/Pages/PageSetup/PageSetupUI.xaml	
+++ b/Plain Craft Launcher 2/Pages/PageSetup/PageSetupUI.xaml	
@@ -240,10 +240,12 @@
                             <ColumnDefinition Width="Auto" SharedSizeGroup="Button" />
                             <ColumnDefinition Width="Auto" SharedSizeGroup="Button" />
                             <ColumnDefinition Width="Auto" SharedSizeGroup="Button" />
+                            <ColumnDefinition Width="Auto" SharedSizeGroup="Button" />
                         </Grid.ColumnDefinitions>
-                        <local:MyButton x:Name="BtnCustomRefresh" Grid.Column="0" MinWidth="140" Text="刷新主页" Padding="13,0" Margin="0,0,20,0" HorizontalAlignment="Left" ColorType="Highlight" />
-                        <local:MyButton x:Name="BtnCustomFile" Grid.Column="1" MinWidth="140" Text="生成教学文件" Padding="13,0" Margin="0,0,20,0" HorizontalAlignment="Left" />
-                        <local:MyButton x:Name="BtnCustomTutorial" Grid.Column="2" MinWidth="140" Text="查看教程" Padding="13,0" Margin="0,0,20,0" HorizontalAlignment="Left" />
+                        <local:MyButton x:Name="BtnCustomRefresh" Grid.Column="0" Height="32" MinWidth="140" Text="刷新主页" Padding="13,0" Margin="0,0,20,0" ColorType="Highlight" />
+                        <local:MyButton x:Name="BtnCustomFile" Grid.Column="1" Height="32" MinWidth="140" Text="生成教学文件" Padding="13,0" Margin="0,0,20,0" />
+                        <local:MyButton x:Name="BtnCustomTutorial" Grid.Column="2" Height="32" MinWidth="140" Text="查看教程" Padding="13,0" Margin="0,0,20,0" />
+                        <local:MyButton x:Name="BtnCustomOpen" Grid.Column="3" Height="32" MinWidth="140" Text="打开主页文件夹" Padding="13,0" Margin="0,0,20,0" />
                     </Grid>
                     <Grid x:Name="PanCustomNet" Visibility="Collapsed" Margin="0,10,0,5">
                         <Grid.ColumnDefinitions>
diff --git a/Plain Craft Launcher 2/Pages/PageSetup/PageSetupUI.xaml.vb b/Plain Craft Launcher 2/Pages/PageSetup/PageSetupUI.xaml.vb
index 8d48c80..3683f65 100644
--- a/Plain Craft Launcher 2/Pages/PageSetup/PageSetupUI.xaml.vb	
+++ b/Plain Craft Launcher 2/Pages/PageSetup/PageSetupUI.xaml.vb	
@@ -306,6 +306,19 @@ Refresh:
                  "你可以在生成教学文件后直接刷新主页，对照着进行修改，更有助于理解。" & vbCrLf &
                  "直接将主页文件拖进 PCL 窗口也可以快捷加载。", "主页自定义教程")
     End Sub
+    Private Sub BtnCustomOpen_Click(sender As Object, e As EventArgs) Handles BtnCustomOpen.Click
+        Try
+            Dim CustomPath As String = Paths.Base & "PCL\Custom.xaml"
+            If FileUtils.Exists(CustomPath) Then
+                OpenExplorer(CustomPath)
+            Else
+                OpenExplorer(Paths.Base & "PCL\")
+                Hint("未找到 Custom.xaml，已打开 PCL 文件夹。", HintType.Blue)
+            End If
+        Catch ex As Exception
+            Logger.Error(ex, "打开主页文件失败")
+        End Try
+    End Sub
     Public Shared Sub OnMainPageTypeChanged()
         If FrmSetupUI Is Nothing Then Return
         Select Case CInt(Settings.Get(Of Integer)("UiCustomType"))