diff --git a/v2rayN/ServiceLib/Handler/ConfigHandler.cs b/v2rayN/ServiceLib/Handler/ConfigHandler.cs
index e2cc4c45..774c6d3f 100644
--- a/v2rayN/ServiceLib/Handler/ConfigHandler.cs
+++ b/v2rayN/ServiceLib/Handler/ConfigHandler.cs
@@ -1358,6 +1358,7 @@ namespace ServiceLib.Handler
                 item.PrevProfile = subItem.PrevProfile;
                 item.NextProfile = subItem.NextProfile;
                 item.PreSocksPort = subItem.PreSocksPort;
+                item.Memo = subItem.Memo;
             }
 
             if (Utils.IsNullOrEmpty(item.Id))
diff --git a/v2rayN/ServiceLib/Models/SubItem.cs b/v2rayN/ServiceLib/Models/SubItem.cs
index 851733bf..b6caa374 100644
--- a/v2rayN/ServiceLib/Models/SubItem.cs
+++ b/v2rayN/ServiceLib/Models/SubItem.cs
@@ -33,5 +33,7 @@ namespace ServiceLib.Models
         public string? NextProfile { get; set; }
 
         public int? PreSocksPort { get; set; }
+
+        public string? Memo { get; set; }
     }
 }
\ No newline at end of file
diff --git a/v2rayN/ServiceLib/Resx/ResUI.Designer.cs b/v2rayN/ServiceLib/Resx/ResUI.Designer.cs
index 45fdab2f..26864bef 100644
--- a/v2rayN/ServiceLib/Resx/ResUI.Designer.cs
+++ b/v2rayN/ServiceLib/Resx/ResUI.Designer.cs
@@ -447,6 +447,15 @@ namespace ServiceLib.Resx {
             }
         }
         
+        /// <summary>
+        ///   查找类似 Remarks Memo 的本地化字符串。
+        /// </summary>
+        public static string LvMemo {
+            get {
+                return ResourceManager.GetString("LvMemo", resourceCulture);
+            }
+        }
+        
         /// <summary>
         ///   查找类似 More URLs, separated by commas; Subscription conversion will be invalid 的本地化字符串。
         /// </summary>
diff --git a/v2rayN/ServiceLib/Resx/ResUI.resx b/v2rayN/ServiceLib/Resx/ResUI.resx
index 2b3ea353..0ef7eaef 100644
--- a/v2rayN/ServiceLib/Resx/ResUI.resx
+++ b/v2rayN/ServiceLib/Resx/ResUI.resx
@@ -1366,4 +1366,7 @@
   <data name="menuExitTips" xml:space="preserve">
     <value>Are you sure to exit?</value>
   </data>
+  <data name="LvMemo" xml:space="preserve">
+    <value>Remarks Memo</value>
+  </data>
 </root>
\ No newline at end of file
diff --git a/v2rayN/ServiceLib/Resx/ResUI.zh-Hans.resx b/v2rayN/ServiceLib/Resx/ResUI.zh-Hans.resx
index 304bb387..54951788 100644
--- a/v2rayN/ServiceLib/Resx/ResUI.zh-Hans.resx
+++ b/v2rayN/ServiceLib/Resx/ResUI.zh-Hans.resx
@@ -1363,4 +1363,7 @@
   <data name="menuExitTips" xml:space="preserve">
     <value>是否确定退出？</value>
   </data>
+  <data name="LvMemo" xml:space="preserve">
+    <value>备注备忘</value>
+  </data>
 </root>
\ No newline at end of file
diff --git a/v2rayN/ServiceLib/Resx/ResUI.zh-Hant.resx b/v2rayN/ServiceLib/Resx/ResUI.zh-Hant.resx
index 78113195..6f122426 100644
--- a/v2rayN/ServiceLib/Resx/ResUI.zh-Hant.resx
+++ b/v2rayN/ServiceLib/Resx/ResUI.zh-Hant.resx
@@ -1243,4 +1243,7 @@
   <data name="menuExitTips" xml:space="preserve">
     <value>是否確定退出？</value>
   </data>
+  <data name="LvMemo" xml:space="preserve">
+    <value>備註備忘</value>
+  </data>
 </root>
\ No newline at end of file
diff --git a/v2rayN/v2rayN.Desktop/Views/SubEditWindow.axaml b/v2rayN/v2rayN.Desktop/Views/SubEditWindow.axaml
index c5d22cfd..bd7e01f0 100644
--- a/v2rayN/v2rayN.Desktop/Views/SubEditWindow.axaml
+++ b/v2rayN/v2rayN.Desktop/Views/SubEditWindow.axaml
@@ -52,6 +52,7 @@
                     <RowDefinition Height="Auto" />
                     <RowDefinition Height="Auto" />
                     <RowDefinition Height="Auto" />
+                    <RowDefinition Height="Auto" />
                 </Grid.RowDefinitions>
                 <Grid.ColumnDefinitions>
                     <ColumnDefinition Width="Auto" />
@@ -114,7 +115,7 @@
 
                     <TextBox
                         x:Name="txtAutoUpdateInterval"
-                        Width="200"
+                        Width="100"
                         VerticalAlignment="Center"
                         Classes="Margin8"
                         DockPanel.Dock="Right"
@@ -233,13 +234,27 @@
                 <TextBlock
                     Grid.Row="12"
                     Grid.Column="0"
+                    VerticalAlignment="Center"
+                    Classes="Margin8"
+                    Text="{x:Static resx:ResUI.LvMemo}" />
+                <TextBox
+                    x:Name="txtMemo"
+                    Grid.Row="12"
+                    Grid.Column="1"
+                    VerticalAlignment="Center"
+                    Classes="Margin8"
+                    TextWrapping="Wrap" />
+
+                <TextBlock
+                    Grid.Row="13"
+                    Grid.Column="0"
                     Grid.ColumnSpan="2"
                     VerticalAlignment="Center"
                     Classes="Margin8"
                     Text="{x:Static resx:ResUI.LvMoreUrl}" />
                 <TextBox
                     x:Name="txtMoreUrl"
-                    Grid.Row="13"
+                    Grid.Row="14"
                     Grid.Column="1"
                     MinHeight="100"
                     HorizontalAlignment="Stretch"
diff --git a/v2rayN/v2rayN.Desktop/Views/SubEditWindow.axaml.cs b/v2rayN/v2rayN.Desktop/Views/SubEditWindow.axaml.cs
index 905e022c..3402ced2 100644
--- a/v2rayN/v2rayN.Desktop/Views/SubEditWindow.axaml.cs
+++ b/v2rayN/v2rayN.Desktop/Views/SubEditWindow.axaml.cs
@@ -41,6 +41,7 @@ namespace v2rayN.Desktop.Views
                 this.Bind(ViewModel, vm => vm.SelectedSource.PrevProfile, v => v.txtPrevProfile.Text).DisposeWith(disposables);
                 this.Bind(ViewModel, vm => vm.SelectedSource.NextProfile, v => v.txtNextProfile.Text).DisposeWith(disposables);
                 this.Bind(ViewModel, vm => vm.SelectedSource.PreSocksPort, v => v.txtPreSocksPort.Text).DisposeWith(disposables);
+                this.Bind(ViewModel, vm => vm.SelectedSource.Memo, v => v.txtMemo.Text).DisposeWith(disposables);
 
                 this.BindCommand(ViewModel, vm => vm.SaveCmd, v => v.btnSave).DisposeWith(disposables);
             });
diff --git a/v2rayN/v2rayN/Views/SubEditWindow.xaml b/v2rayN/v2rayN/Views/SubEditWindow.xaml
index d6594e70..3853afd8 100644
--- a/v2rayN/v2rayN/Views/SubEditWindow.xaml
+++ b/v2rayN/v2rayN/Views/SubEditWindow.xaml
@@ -1,14 +1,14 @@
 <reactiveui:ReactiveWindow
     x:Class="v2rayN.Views.SubEditWindow"
     xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
-    xmlns:materialDesign="http://materialdesigninxaml.net/winfx/xaml/themes"
-    xmlns:reactiveui="http://reactiveui.net"
-    xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
     xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+    xmlns:conv="clr-namespace:v2rayN.Converters"
+    xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
+    xmlns:materialDesign="http://materialdesigninxaml.net/winfx/xaml/themes"
     xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
+    xmlns:reactiveui="http://reactiveui.net"
     xmlns:resx="clr-namespace:ServiceLib.Resx;assembly=ServiceLib"
     xmlns:vms="clr-namespace:ServiceLib.ViewModels;assembly=ServiceLib"
-    xmlns:conv="clr-namespace:v2rayN.Converters"
     Title="{x:Static resx:ResUI.menuSubSetting}"
     Width="700"
     Height="600"
@@ -70,6 +70,7 @@
                     <RowDefinition Height="Auto" />
                     <RowDefinition Height="Auto" />
                     <RowDefinition Height="Auto" />
+                    <RowDefinition Height="Auto" />
                 </Grid.RowDefinitions>
                 <Grid.ColumnDefinitions>
                     <ColumnDefinition Width="Auto" />
@@ -165,7 +166,7 @@
 
                     <TextBox
                         x:Name="txtAutoUpdateInterval"
-                        Width="200"
+                        Width="100"
                         Margin="{StaticResource Margin4}"
                         VerticalAlignment="Top"
                         materialDesign:HintAssist.Hint="{x:Static resx:ResUI.SubUrlTips}"
@@ -300,6 +301,24 @@
                     AcceptsReturn="True"
                     Style="{StaticResource MyOutlinedTextBox}"
                     ToolTip="{x:Static resx:ResUI.TipPreSocksPort}" />
+
+
+                <TextBlock
+                    Grid.Row="12"
+                    Grid.Column="0"
+                    Margin="{StaticResource Margin4}"
+                    VerticalAlignment="Center"
+                    Style="{StaticResource ToolbarTextBlock}"
+                    Text="{x:Static resx:ResUI.LvMemo}" />
+                <TextBox
+                    x:Name="txtMemo"
+                    Grid.Row="12"
+                    Grid.Column="1"
+                    Margin="{StaticResource Margin4}"
+                    VerticalAlignment="Top"
+                    AcceptsReturn="True"
+                    Style="{StaticResource MyOutlinedTextBox}"
+                    TextWrapping="Wrap" />
             </Grid>
         </ScrollViewer>
     </DockPanel>
diff --git a/v2rayN/v2rayN/Views/SubEditWindow.xaml.cs b/v2rayN/v2rayN/Views/SubEditWindow.xaml.cs
index 18ff5da1..f070af78 100644
--- a/v2rayN/v2rayN/Views/SubEditWindow.xaml.cs
+++ b/v2rayN/v2rayN/Views/SubEditWindow.xaml.cs
@@ -34,6 +34,7 @@ namespace v2rayN.Views
                 this.Bind(ViewModel, vm => vm.SelectedSource.PrevProfile, v => v.txtPrevProfile.Text).DisposeWith(disposables);
                 this.Bind(ViewModel, vm => vm.SelectedSource.NextProfile, v => v.txtNextProfile.Text).DisposeWith(disposables);
                 this.Bind(ViewModel, vm => vm.SelectedSource.PreSocksPort, v => v.txtPreSocksPort.Text).DisposeWith(disposables);
+                this.Bind(ViewModel, vm => vm.SelectedSource.Memo, v => v.txtMemo.Text).DisposeWith(disposables);
 
                 this.BindCommand(ViewModel, vm => vm.SaveCmd, v => v.btnSave).DisposeWith(disposables);
             });