Feature: Added support for unblocking downloaded files

src/Files.App/Data/Models/SelectedItemsPropertiesViewModel.cs

@@ -677,5 +677,19 @@ public bool IsPropertiesLoaded
 			get => isPropertiesLoaded;
 			set => SetProperty(ref isPropertiesLoaded, value);
 		}
+
+		private bool isDownloadedFile;
+		public bool IsDownloadedFile
+		{
+			get => isDownloadedFile;
+			set => SetProperty(ref isDownloadedFile, value);
+		}
+
+		private bool isUnblockFileSelected;
+		public bool IsUnblockFileSelected
+		{
+			get => isUnblockFileSelected;
+			set => SetProperty(ref isUnblockFileSelected, value);
+		}
 	}
 }

src/Files.App/Strings/en-US/Resources.resw

@@ -3532,4 +3532,7 @@
   <data name="ContributingArtist" xml:space="preserve">
     <value>Contributing Artist</value>
   </data>
+  <data name="UnblockDownloadedFile" xml:space="preserve">
+    <value>Unblock downloaded file</value>
+  </data>
 </root>

src/Files.App/ViewModels/Properties/Items/FileProperties.cs

@@ -44,6 +44,7 @@ public override void GetBaseProperties()
 			ViewModel.LoadCustomIcon = Item.LoadCustomIcon;
 			ViewModel.CustomIconSource = Item.CustomIconSource;
 			ViewModel.LoadFileIcon = Item.LoadFileIcon;
+			ViewModel.IsDownloadedFile = NativeFileOperationsHelper.ReadStringFromFile($"{Item.ItemPath}:Zone.Identifier") is not null;
 
 			if (!Item.IsShortcut)
 				return;

src/Files.App/Views/Properties/GeneralPage.xaml

@@ -569,6 +569,49 @@
 
 			</controls:SettingsBlockControl>
 
+			<!--  Security  -->
+			<Expander
+				x:Name="Security"
+				HorizontalAlignment="Stretch"
+				HorizontalContentAlignment="Stretch"
+				x:Load="{x:Bind ViewModel.IsDownloadedFile, Mode=OneWay}"
+				Header="{helpers:ResourceString Name=Security}"
+				IsExpanded="True">
+				<Expander.Content>
+					<Grid
+						HorizontalAlignment="Stretch"
+						ColumnSpacing="8"
+						RowSpacing="8">
+						<Grid.ColumnDefinitions>
+							<ColumnDefinition Width="Auto" />
+							<ColumnDefinition Width="*" />
+							<ColumnDefinition Width="Auto" />
+						</Grid.ColumnDefinitions>
+						<Grid.RowDefinitions>
+							<RowDefinition Height="Auto" />
+						</Grid.RowDefinitions>
+
+						<!--  Unblock Downloaded File  -->
+						<TextBlock
+							Grid.Row="0"
+							Grid.Column="0"
+							VerticalAlignment="Center"
+							Text="{helpers:ResourceString Name=UnblockDownloadedFile}"
+							TextWrapping="WrapWholeWords" />
+
+						<CheckBox
+							Grid.Row="0"
+							Grid.Column="2"
+							MinWidth="0"
+							HorizontalAlignment="Right"
+							VerticalAlignment="Center"
+							AutomationProperties.Name="{helpers:ResourceString Name=UnblockDownloadedFile}"
+							IsChecked="{x:Bind ViewModel.IsUnblockFileSelected, Mode=TwoWay}" />
+
+					</Grid>
+				</Expander.Content>
+			</Expander>
+
 			<!--  Item Attributes  -->
 			<Expander
 				x:Name="ItemAttributes"

src/Files.App/Views/Properties/GeneralPage.xaml.cs

@@ -148,6 +148,9 @@ await MainWindow.Instance.DispatcherQueue.EnqueueOrInvokeAsync(() =>
 					);
 				}
 
+				if (ViewModel.IsUnblockFileSelected)
+					NativeFileOperationsHelper.DeleteFileFromApp($"{item.ItemPath}:Zone.Identifier");
+
 				if (!GetNewName(out var newName))
 					return true;