diff --git a/src/Models/CustomAction.cs b/src/Models/CustomAction.cs
index 1ed65b8b3..42da53769 100644
--- a/src/Models/CustomAction.cs
+++ b/src/Models/CustomAction.cs
@@ -21,6 +21,23 @@ public enum CustomActionControlType
 
     public class CustomActionControl : ObservableObject
     {
+        public CustomActionControl()
+        {
+        }
+
+        public CustomActionControl(CustomActionControl cac)
+        {
+            if (cac != null)
+            {
+                Type = cac.Type;
+                Description = cac.Description;
+                Label = cac.Label;
+                Description = cac.Description;
+                StringValue = cac.StringValue;
+                BoolValue = cac.BoolValue;
+            }
+        }
+
         public CustomActionControlType Type
         {
             get => _type;
@@ -60,6 +77,24 @@ public bool BoolValue
 
     public class CustomAction : ObservableObject
     {
+        public CustomAction()
+        {
+        }
+
+        public CustomAction(CustomAction action)
+        {
+            if (action != null)
+            {
+                Name = action.Name;
+                Scope = action.Scope;
+                Executable = action.Executable;
+                Arguments = action.Arguments;
+                WaitForExit = action.WaitForExit;
+                foreach (var control in action.Controls)
+                    Controls.Add(new CustomActionControl(control));
+            }
+        }
+
         public string Name
         {
             get => _name;
diff --git a/src/Models/RepositorySettings.cs b/src/Models/RepositorySettings.cs
index c19fa21e2..9b5b4b56b 100644
--- a/src/Models/RepositorySettings.cs
+++ b/src/Models/RepositorySettings.cs
@@ -410,6 +410,16 @@ public CustomAction AddNewCustomAction()
             return act;
         }
 
+        public CustomAction DuplicateCustomAction(CustomAction baseAct)
+        {
+            var act = new CustomAction(baseAct)
+            {
+                Name = baseAct.Name + "(Duplicated)"
+            };
+            CustomActions.Add(act);
+            return act;
+        }
+
         public void RemoveCustomAction(CustomAction act)
         {
             if (act != null)
diff --git a/src/ViewModels/RepositoryConfigure.cs b/src/ViewModels/RepositoryConfigure.cs
index 738167ecb..6a628d8be 100644
--- a/src/ViewModels/RepositoryConfigure.cs
+++ b/src/ViewModels/RepositoryConfigure.cs
@@ -238,6 +238,11 @@ public void RemoveSelectedCustomAction()
             SelectedCustomAction = null;
         }
 
+        public void DuplicateSelectedCustomAction()
+        {
+            SelectedCustomAction = _repo.Settings.DuplicateCustomAction(_selectedCustomAction);
+        }
+
         public void MoveSelectedCustomActionUp()
         {
             if (_selectedCustomAction != null)
diff --git a/src/Views/Preferences.axaml b/src/Views/Preferences.axaml
index 39055dfe3..01bdcf815 100644
--- a/src/Views/Preferences.axaml
+++ b/src/Views/Preferences.axaml
@@ -595,7 +595,7 @@
 
                 <Rectangle Grid.Row="1" Height="1" Fill="{DynamicResource Brush.Border2}" HorizontalAlignment="Stretch" VerticalAlignment="Bottom"/>
 
-                <Grid Grid.Row="2" ColumnDefinitions="Auto,Auto,*,Auto,Auto" Background="{DynamicResource Brush.ToolBar}">
+                <Grid Grid.Row="2" ColumnDefinitions="Auto,Auto,Auto,*,Auto,Auto" Background="{DynamicResource Brush.ToolBar}">
                   <Button Grid.Column="0"
                           Classes="icon_button"
                           Width="28" Height="28"
@@ -605,17 +605,25 @@
                   <Button Grid.Column="1"
                           Classes="icon_button"
                           Width="28" Height="28"
-                          Click="OnRemoveSelectedCustomAction">
+                          Click="OnRemoveSelectedCustomAction"
+                          IsEnabled="{Binding #ThisControl.SelectedCustomAction, Converter={x:Static ObjectConverters.IsNotNull}}">
                     <Path Width="14" Height="14" Data="{StaticResource Icons.Minus}"/>
                   </Button>
-                  <Button Grid.Column="3"
+                  <Button Grid.Column="2"
+                          Classes="icon_button"
+                          Width="28" Height="28"
+                          Click="OnDuplicateSelectedCustomAction"
+                          IsEnabled="{Binding #ThisControl.SelectedCustomAction, Converter={x:Static ObjectConverters.IsNotNull}}">
+                    <Path Width="14" Height="14" Data="{StaticResource Icons.Copy}"/>
+                  </Button>
+                  <Button Grid.Column="4"
                           Classes="icon_button"
                           Width="28" Height="28"
                           Click="OnMoveSelectedCustomActionUp"
                           IsVisible="{Binding #ThisControl.SelectedCustomAction, Converter={x:Static ObjectConverters.IsNotNull}}">
                     <Path Width="14" Height="14" Margin="0,6,0,0" Data="{StaticResource Icons.Up}"/>
                   </Button>
-                  <Button Grid.Column="4"
+                  <Button Grid.Column="5"
                           Classes="icon_button"
                           Width="28" Height="28"
                           Click="OnMoveSelectedCustomActionDown"
diff --git a/src/Views/Preferences.axaml.cs b/src/Views/Preferences.axaml.cs
index ca9800725..8f26010aa 100644
--- a/src/Views/Preferences.axaml.cs
+++ b/src/Views/Preferences.axaml.cs
@@ -455,6 +455,22 @@ private void OnRemoveSelectedCustomAction(object sender, RoutedEventArgs e)
             e.Handled = true;
         }
 
+        private void OnDuplicateSelectedCustomAction(object sender, RoutedEventArgs e)
+        {
+            if (SelectedCustomAction == null)
+                return;
+
+            var action = new Models.CustomAction(SelectedCustomAction)
+            {
+                Name = SelectedCustomAction.Name + "(Duplicated)"
+            };
+
+            ViewModels.Preferences.Instance.CustomActions.Add(action);
+            SelectedCustomAction = action;
+
+            e.Handled = true;
+        }
+
         private void OnMoveSelectedCustomActionUp(object sender, RoutedEventArgs e)
         {
             if (SelectedCustomAction == null)
diff --git a/src/Views/RepositoryConfigure.axaml b/src/Views/RepositoryConfigure.axaml
index a99b717fa..2d5ea44d0 100644
--- a/src/Views/RepositoryConfigure.axaml
+++ b/src/Views/RepositoryConfigure.axaml
@@ -424,7 +424,7 @@
 
               <Rectangle Grid.Row="1" Height="1" Fill="{DynamicResource Brush.Border2}" HorizontalAlignment="Stretch" VerticalAlignment="Bottom"/>
 
-              <Grid Grid.Row="2" ColumnDefinitions="Auto,Auto,*,Auto,Auto" Background="{DynamicResource Brush.ToolBar}">
+              <Grid Grid.Row="2" ColumnDefinitions="Auto,Auto,Auto,*,Auto,Auto" Background="{DynamicResource Brush.ToolBar}">
                 <Button Grid.Column="0"
                         Classes="icon_button"
                         Width="28" Height="28"
@@ -434,17 +434,25 @@
                 <Button Grid.Column="1"
                         Classes="icon_button"
                         Width="28" Height="28"
-                        Command="{Binding RemoveSelectedCustomAction}">
+                        Command="{Binding RemoveSelectedCustomAction}"
+                        IsEnabled="{Binding SelectedCustomAction, Converter={x:Static ObjectConverters.IsNotNull}}">
                   <Path Width="14" Height="14" Data="{StaticResource Icons.Minus}"/>
                 </Button>
-                <Button Grid.Column="3"
+                <Button Grid.Column="2"
+                        Classes="icon_button"
+                        Width="28" Height="28"
+                        Command="{Binding DuplicateSelectedCustomAction}"
+                        IsEnabled="{Binding SelectedCustomAction, Converter={x:Static ObjectConverters.IsNotNull}}">
+                  <Path Width="14" Height="14" Data="{StaticResource Icons.Copy}"/>
+                </Button>
+                <Button Grid.Column="4"
                         Classes="icon_button"
                         Width="28" Height="28"
                         Command="{Binding MoveSelectedCustomActionUp}"
                         IsVisible="{Binding SelectedCustomAction, Converter={x:Static ObjectConverters.IsNotNull}}">
                   <Path Width="14" Height="14" Margin="0,6,0,0" Data="{StaticResource Icons.Up}"/>
                 </Button>
-                <Button Grid.Column="4"
+                <Button Grid.Column="5"
                         Classes="icon_button"
                         Width="28" Height="28"
                         Command="{Binding MoveSelectedCustomActionDown}"