fix: Start as Admin Error: Unable to open app when running elevated (#2411)

* fixed run-elevated error and powerpreview settings not working

* removed EXTENDED_STARTUPINFO_PRESENT flag

* removed test string

* Update Microsoft.PowerToys.Settings.UnitTest.csproj

* Rename PowerLauncher.cs to PowerLauncherViewModelTest.cs

src/core/Microsoft.PowerToys.Settings.UI.Lib/GeneralSettings.cs

@@ -41,19 +41,27 @@ namespace Microsoft.PowerToys.Settings.UI.Lib
         [JsonPropertyName("powertoys_version")]
         public string PowertoysVersion { get; set; }
 
+        [JsonPropertyName("action_name")]
+        public string CustomActionName { get; set; }
+
         [JsonPropertyName("enabled")]
         public EnabledModules Enabled { get; set; }
 
+        [JsonPropertyName("download_updates_automatically")]
+        public bool AutoDownloadUpdates { get; set; }
+
         public GeneralSettings()
         {
             this.Packaged = false;
             this.Startup = false;
             this.IsAdmin = false;
             this.IsElevated = false;
+            this.AutoDownloadUpdates = false;
             this.Theme = "system";
             this.SystemTheme = "light";
             this.PowertoysVersion = "v0.15.3";
             this.Enabled = new EnabledModules();
+            this.CustomActionName = string.Empty;
         }
 
         // converts the current to a json string.

src/core/Microsoft.PowerToys.Settings.UI.Lib/GeneralSettingsCustomAction.cs

@@ -0,0 +1,25 @@
+using System.Text.Json;
+using System.Text.Json.Serialization;
+
+namespace Microsoft.PowerToys.Settings.UI.Lib
+{
+    public class GeneralSettingsCustomAction
+    {
+        [JsonPropertyName("action")]
+        public OutGoingGeneralSettings GeneralSettingsAction { get; set; }
+
+        public GeneralSettingsCustomAction()
+        {
+        }
+
+        public GeneralSettingsCustomAction(OutGoingGeneralSettings action)
+        {
+            GeneralSettingsAction = action;
+        }
+
+        public override string ToString()
+        {
+            return JsonSerializer.Serialize(this);
+        }
+    }
+}

src/core/Microsoft.PowerToys.Settings.UI.Lib/PowerPreviewProperties.cs

@@ -2,9 +2,6 @@
 // The Microsoft Corporation licenses this file to you under the MIT license.
 // See the LICENSE file in the project root for more information.
 
-using System;
-using System.Collections.Generic;
-using System.Text;
 using System.Text.Json;
 using System.Text.Json.Serialization;
 
@@ -12,14 +9,16 @@ namespace Microsoft.PowerToys.Settings.UI.Lib
 {
     public class PowerPreviewProperties
     {
-        public BoolProperty IDS_PREVPANE_SVG_BOOL_TOGGLE_CONTROLL { get; set; }
+        [JsonPropertyName("svg-previewer-toggle-setting")]
+        public BoolProperty EnableSvg { get; set; }
 
-        public BoolProperty PREVPANE_MD_BOOL_TOGGLE_CONTROLL_ID { get; set; }
+        [JsonPropertyName("md-previewer-toggle-setting")]
+        public BoolProperty EnableMd { get; set; }
 
         public PowerPreviewProperties()
         {
-            IDS_PREVPANE_SVG_BOOL_TOGGLE_CONTROLL = new BoolProperty();
-            PREVPANE_MD_BOOL_TOGGLE_CONTROLL_ID = new BoolProperty();
+            EnableSvg = new BoolProperty();
+            EnableMd = new BoolProperty();
         }
 
         public override string ToString()

src/core/Microsoft.PowerToys.Settings.UI.Lib/SndModuleSettings.cs

@@ -15,7 +15,6 @@ namespace Microsoft.PowerToys.Settings.UI.Lib
 
         public SndModuleSettings()
         {
-
         }
 
         public SndModuleSettings(T settings)

src/core/Microsoft.PowerToys.Settings.UI.Lib/SndPowerPreviewSettings.cs

@@ -12,12 +12,16 @@ namespace Microsoft.PowerToys.Settings.UI.Lib
 {
     public class SndPowerPreviewSettings
     {
-        [JsonPropertyName("File Explorer Preview")]
-        public PowerPreviewSettings File_Explorer_Preview { get; set; }
+        [JsonPropertyName("File Explorer")]
+        public PowerPreviewSettings FileExplorerPreviewSettings { get; set; }
+
+        public SndPowerPreviewSettings()
+        {
+        }
 
         public SndPowerPreviewSettings(PowerPreviewSettings settings)
         {
-            File_Explorer_Preview = settings;
+            FileExplorerPreviewSettings = settings;
         }
 
         public string ToJsonString()