diff --git a/ClasesComunes.vb b/ClasesComunes.vb
index e983878..5cd69ae 100644
--- a/ClasesComunes.vb
+++ b/ClasesComunes.vb
@@ -70,6 +70,7 @@ Public Class Configuracion
     Public Shared BusquedaAcentosInsensitivo As Boolean = False
     Public Delegate Function DelegadoModoSuperUsuario(Aplicacion As tsUserControl) As Boolean
     Public Shared FuncionModoSuperUsuario As DelegadoModoSuperUsuario
+    Public Shared MostrarPrevisualizar As Boolean = True
 End Class
 
 
diff --git a/ContenedorAplicacion.xaml b/ContenedorAplicacion.xaml
index 59664e6..b4434ef 100644
--- a/ContenedorAplicacion.xaml
+++ b/ContenedorAplicacion.xaml
@@ -74,6 +74,7 @@
                     </dxb:BarEditItem.EditSettings>
                 </dxb:BarEditItem>
                 <dxb:BarButtonItem Name="btImprimirPlantilla" Glyph="pack://application:,,,/DevExpress.Images.v23.2;component/GrayScaleImages/Print/Print_16x16.png" x:FieldModifier="public" IsEnabled="True" Focusable="True" ItemClick="btImprimirPlantilla_ItemClick" Hint="Imprimir" ForceCursor="True" />
+                <dxb:BarButtonItem Name="btPrevisualizaPlantilla" Glyph="{dx:DXImage GrayScaleImages/Print/Preview_16x16.png}" x:FieldModifier="public" IsEnabled="True" Focusable="True" ItemClick="btPrevisualizaPlantilla_ItemClick" Hint="Imprimir" ForceCursor="True" />
                 <dxb:BarEditItem Name="beAcciones" x:FieldModifier="public" Focusable="True" ForceCursor="True" IsEnabled="True" Hint="Accion a Ejecutar" EditWidth="390" EditValueChanged="beAcciones_EditValueChanged" >
                 <dxb:BarEditItem.EditSettings>
                         <dxe:ComboBoxEditSettings x:Name="cbAcciones" x:FieldModifier="Public" ValueMember="idAccion" DisplayMember="Descripcion" />
@@ -107,6 +108,7 @@
                     <dxb:BarItemLinkSeparator></dxb:BarItemLinkSeparator>                    
                     <dxb:BarEditItemLink BarItemName="bePlantilla" x:FieldModifier="Public" x:Name="ilPlantilla" />
                     <dxb:BarButtonItemLink BarItemName="btImprimirPlantilla" />
+                    <dxb:BarButtonItemLink BarItemName="btPrevisualizaPlantilla" />
                     <dxb:BarItemLinkSeparator></dxb:BarItemLinkSeparator>
                     <dxb:BarEditItemLink BarItemName="beAcciones" x:FieldModifier="Public" x:Name="ilAcciones" />
                     <dxb:BarButtonItemLink BarItemName="btAcciones" />
diff --git a/ContenedorAplicacion.xaml.vb b/ContenedorAplicacion.xaml.vb
index b30fbb7..f4cea46 100644
--- a/ContenedorAplicacion.xaml.vb
+++ b/ContenedorAplicacion.xaml.vb
@@ -11,9 +11,7 @@ Imports DevExpress.Spreadsheet
 Imports DevExpress.Xpf.Grid
 Imports DevExpress.Mvvm.UI.Interactivity
 Imports tsUtilidades.Extensiones
-Imports System.Data.Entity.Core.Objects
 Imports tsUtilidades
-Imports System.Data.Entity.Core.Metadata.Edm
 
 Public Class ContenedorAplicacion
     Public _Aplicacion As tsUserControl
@@ -138,7 +136,12 @@ Public Class ContenedorAplicacion
     Friend Sub btImprimirPlantilla_ItemClick(sender As Object, e As DevExpress.Xpf.Bars.ItemClickEventArgs)
         _Aplicacion.ValidaControlObjetoActual()
         Dim idPlantilla As Integer = bePlantilla.EditValue
-        _Aplicacion.LanzaImprimirPlantilla(sender, e, idPlantilla)
+        _Aplicacion.LanzaImprimirPlantilla(sender, e, idPlantilla, False)
+    End Sub
+    Friend Sub btPrevisualizaPlantilla_ItemClick(sender As Object, e As DevExpress.Xpf.Bars.ItemClickEventArgs)
+        _Aplicacion.ValidaControlObjetoActual()
+        Dim idPlantilla As Integer = bePlantilla.EditValue
+        _Aplicacion.LanzaImprimirPlantilla(sender, e, idPlantilla, True)
     End Sub
 
     Private Sub btAcciones_ItemClick(sender As Object, e As DevExpress.Xpf.Bars.ItemClickEventArgs)
diff --git a/tsUserControl.vb b/tsUserControl.vb
index 39ad368..5f02e50 100644
--- a/tsUserControl.vb
+++ b/tsUserControl.vb
@@ -100,7 +100,7 @@ Public MustInherit Class tsUserControl
     Public Event EstadoCambiado(EstadoAnterior As EstadosAplicacion, EstadoNuevo As EstadosAplicacion)
     Public Event Enlazar(Celda As EditGridCellData, Defecto As Boolean)
     Public Event EjecutarAccion(sender As Object, e As DevExpress.Xpf.Bars.ItemClickEventArgs, idAccion As Integer)
-    Public Event ImprimirPlantilla(sender As Object, e As DevExpress.Xpf.Bars.ItemClickEventArgs, idPlantilla As Integer)
+    Public Event ImprimirPlantilla(sender As Object, e As DevExpress.Xpf.Bars.ItemClickEventArgs, idPlantilla As Integer, Previsualizar As Boolean)
     Public Event TeclaFuncionPulsada(sender As Object, e As KeyEventArgs)
     '  Public Event AbreRegistroBuscado(uc As tsUserControl)
     Public Event BotonNuevoPulsado()
@@ -714,6 +714,7 @@ Public MustInherit Class tsUserControl
                     ContenedorAplicacion.btGuardarYBuscar.IsVisible = False
                     ContenedorAplicacion.btBuscar.IsVisible = False
                 End If
+                If Configuracion.MostrarPrevisualizar = False Then ContenedorAplicacion.btPrevisualizaPlantilla.IsVisible = False
                 If Not Me.PermisosConcedidos.Exportar Then Me.ContenedorAplicacion.btExportar.IsEnabled = False
             End If
             If DXSplashScreen.IsActive Then DXSplashScreen.Close()
@@ -1932,7 +1933,7 @@ Public MustInherit Class tsUserControl
             DXMessageBox.Show("Error en LanzaEjecutaAccion " & ex.Message, "Error")
         End Try
     End Sub
-    Sub LanzaImprimirPlantilla(sender As Object, e As DevExpress.Xpf.Bars.ItemClickEventArgs, idPlantilla As Integer)
+    Sub LanzaImprimirPlantilla(sender As Object, e As DevExpress.Xpf.Bars.ItemClickEventArgs, idPlantilla As Integer, Previsualizar As Boolean)
         Try
             Dim be As BaseEdit = Nothing
             Try
@@ -1959,7 +1960,7 @@ Public MustInherit Class tsUserControl
                 linea.View.CommitEditing()
                 If linea.View.HasValidationError Then Cancelar = True
             Next
-            If Not Cancelar Then RaiseEvent ImprimirPlantilla(sender, e, idPlantilla)
+            If Not Cancelar Then RaiseEvent ImprimirPlantilla(sender, e, idPlantilla, Previsualizar)
         Catch ex As Exception
             Debug.Write(ex.Message)
         End Try
diff --git a/tsWPFCore.vbproj b/tsWPFCore.vbproj
index 42f5495..b346ad2 100644
--- a/tsWPFCore.vbproj
+++ b/tsWPFCore.vbproj
@@ -15,11 +15,12 @@
 	  <RootNamespace>tsWPFCore</RootNamespace>
 	  <PackageId>tsWPFCore</PackageId>
 	  <PackageTags>net8.0-windows, libreria</PackageTags>
-	  <Version>1.3.7</Version>
+	  <Version>1.3.8</Version>
 	  <Authors>Manuel</Authors>
 	  <Company>Tecnosis S.A</Company>
 	  <Description>Utilidades para aplicaciones WPF.</Description>
 	  <PackageReleaseNotes>
+		  - 2025-10-20 V1.3.8 Se añade botón de previsualizar
 		  - 2025-10-15 V1.3.7 Se añade dxwContrasenna
 		  - 2025-07-29 V1.3.6 Se habilita la propiedad AllowMergedGrouping="True" en tsTableView
 		  - 2025-07-06 V1.3.5 Correccion rutina impresión informes