diff --git a/New_Extensibility_Model/Samples/FeatureGallery/.vsextension/cs/string-resources.json b/New_Extensibility_Model/Samples/FeatureGallery/.vsextension/cs/string-resources.json
new file mode 100644
index 00000000..6db87760
--- /dev/null
+++ b/New_Extensibility_Model/Samples/FeatureGallery/.vsextension/cs/string-resources.json
@@ -0,0 +1,3 @@
+{
+  "FeatureGallery.MainToolWindowCommand.DisplayName": "Galerie funkcí VisualStudio.Extensibility"
+}
\ No newline at end of file
diff --git a/New_Extensibility_Model/Samples/FeatureGallery/.vsextension/de/string-resources.json b/New_Extensibility_Model/Samples/FeatureGallery/.vsextension/de/string-resources.json
new file mode 100644
index 00000000..8d71a16e
--- /dev/null
+++ b/New_Extensibility_Model/Samples/FeatureGallery/.vsextension/de/string-resources.json
@@ -0,0 +1,3 @@
+{
+  "FeatureGallery.MainToolWindowCommand.DisplayName": "VisualStudio.Extensibility-Funktionsgalerie"
+}
\ No newline at end of file
diff --git a/New_Extensibility_Model/Samples/FeatureGallery/.vsextension/es/string-resources.json b/New_Extensibility_Model/Samples/FeatureGallery/.vsextension/es/string-resources.json
new file mode 100644
index 00000000..a4cc8e58
--- /dev/null
+++ b/New_Extensibility_Model/Samples/FeatureGallery/.vsextension/es/string-resources.json
@@ -0,0 +1,3 @@
+{
+  "FeatureGallery.MainToolWindowCommand.DisplayName": "Galería de funciones de VisualStudio.Extensibility"
+}
\ No newline at end of file
diff --git a/New_Extensibility_Model/Samples/FeatureGallery/.vsextension/fr/string-resources.json b/New_Extensibility_Model/Samples/FeatureGallery/.vsextension/fr/string-resources.json
new file mode 100644
index 00000000..d30c3b08
--- /dev/null
+++ b/New_Extensibility_Model/Samples/FeatureGallery/.vsextension/fr/string-resources.json
@@ -0,0 +1,3 @@
+{
+  "FeatureGallery.MainToolWindowCommand.DisplayName": "Galerie de fonctionnalités VisualStudio.Extensibility"
+}
\ No newline at end of file
diff --git a/New_Extensibility_Model/Samples/FeatureGallery/.vsextension/it/string-resources.json b/New_Extensibility_Model/Samples/FeatureGallery/.vsextension/it/string-resources.json
new file mode 100644
index 00000000..520dca83
--- /dev/null
+++ b/New_Extensibility_Model/Samples/FeatureGallery/.vsextension/it/string-resources.json
@@ -0,0 +1,3 @@
+{
+  "FeatureGallery.MainToolWindowCommand.DisplayName": "Raccolta di funzionalità di VisualStudio.Extensibility"
+}
\ No newline at end of file
diff --git a/New_Extensibility_Model/Samples/FeatureGallery/.vsextension/ja/string-resources.json b/New_Extensibility_Model/Samples/FeatureGallery/.vsextension/ja/string-resources.json
new file mode 100644
index 00000000..edf58cec
--- /dev/null
+++ b/New_Extensibility_Model/Samples/FeatureGallery/.vsextension/ja/string-resources.json
@@ -0,0 +1,3 @@
+{
+  "FeatureGallery.MainToolWindowCommand.DisplayName": "VisualStudio.Extensibility 機能ギャラリー"
+}
\ No newline at end of file
diff --git a/New_Extensibility_Model/Samples/FeatureGallery/.vsextension/ko/string-resources.json b/New_Extensibility_Model/Samples/FeatureGallery/.vsextension/ko/string-resources.json
new file mode 100644
index 00000000..cfd2ec06
--- /dev/null
+++ b/New_Extensibility_Model/Samples/FeatureGallery/.vsextension/ko/string-resources.json
@@ -0,0 +1,3 @@
+{
+  "FeatureGallery.MainToolWindowCommand.DisplayName": "VisualStudio.Extensibility 기능 갤러리"
+}
\ No newline at end of file
diff --git a/New_Extensibility_Model/Samples/FeatureGallery/.vsextension/pl/string-resources.json b/New_Extensibility_Model/Samples/FeatureGallery/.vsextension/pl/string-resources.json
new file mode 100644
index 00000000..a2fe7823
--- /dev/null
+++ b/New_Extensibility_Model/Samples/FeatureGallery/.vsextension/pl/string-resources.json
@@ -0,0 +1,3 @@
+{
+  "FeatureGallery.MainToolWindowCommand.DisplayName": "Galeria funkcji VisualStudio.Extensibility"
+}
\ No newline at end of file
diff --git a/New_Extensibility_Model/Samples/FeatureGallery/.vsextension/pt-BR/string-resources.json b/New_Extensibility_Model/Samples/FeatureGallery/.vsextension/pt-BR/string-resources.json
new file mode 100644
index 00000000..e13bfde0
--- /dev/null
+++ b/New_Extensibility_Model/Samples/FeatureGallery/.vsextension/pt-BR/string-resources.json
@@ -0,0 +1,3 @@
+{
+  "FeatureGallery.MainToolWindowCommand.DisplayName": "Galeria de recursos do VisualStudio.Extensibility"
+}
\ No newline at end of file
diff --git a/New_Extensibility_Model/Samples/FeatureGallery/.vsextension/ru/string-resources.json b/New_Extensibility_Model/Samples/FeatureGallery/.vsextension/ru/string-resources.json
new file mode 100644
index 00000000..2191dca0
--- /dev/null
+++ b/New_Extensibility_Model/Samples/FeatureGallery/.vsextension/ru/string-resources.json
@@ -0,0 +1,3 @@
+{
+  "FeatureGallery.MainToolWindowCommand.DisplayName": "Галерея функций VisualStudio.Extensibility"
+}
\ No newline at end of file
diff --git a/New_Extensibility_Model/Samples/FeatureGallery/.vsextension/tr/string-resources.json b/New_Extensibility_Model/Samples/FeatureGallery/.vsextension/tr/string-resources.json
new file mode 100644
index 00000000..aefe0778
--- /dev/null
+++ b/New_Extensibility_Model/Samples/FeatureGallery/.vsextension/tr/string-resources.json
@@ -0,0 +1,3 @@
+{
+  "FeatureGallery.MainToolWindowCommand.DisplayName": "VisualStudio.Extensibility özellik galerisi"
+}
\ No newline at end of file
diff --git a/New_Extensibility_Model/Samples/FeatureGallery/.vsextension/zh-Hans/string-resources.json b/New_Extensibility_Model/Samples/FeatureGallery/.vsextension/zh-Hans/string-resources.json
new file mode 100644
index 00000000..72d08b8d
--- /dev/null
+++ b/New_Extensibility_Model/Samples/FeatureGallery/.vsextension/zh-Hans/string-resources.json
@@ -0,0 +1,3 @@
+{
+  "FeatureGallery.MainToolWindowCommand.DisplayName": "VisualStudio.Extensibility 功能库"
+}
\ No newline at end of file
diff --git a/New_Extensibility_Model/Samples/FeatureGallery/.vsextension/zh-Hant/string-resources.json b/New_Extensibility_Model/Samples/FeatureGallery/.vsextension/zh-Hant/string-resources.json
new file mode 100644
index 00000000..fd4cb3ad
--- /dev/null
+++ b/New_Extensibility_Model/Samples/FeatureGallery/.vsextension/zh-Hant/string-resources.json
@@ -0,0 +1,3 @@
+{
+  "FeatureGallery.MainToolWindowCommand.DisplayName": "VisualStudio.Extensibility 功能庫"
+}
\ No newline at end of file
diff --git a/New_Extensibility_Model/Samples/FeatureGallery/EditorMargin/EditorMarginTest.cs b/New_Extensibility_Model/Samples/FeatureGallery/EditorMargin/EditorMarginTest.cs
index b605e1ef..88caea82 100644
--- a/New_Extensibility_Model/Samples/FeatureGallery/EditorMargin/EditorMarginTest.cs
+++ b/New_Extensibility_Model/Samples/FeatureGallery/EditorMargin/EditorMarginTest.cs
@@ -41,7 +41,7 @@ public EditorMarginTest(VisualStudioExtensibility extensibility)
     public override string ButtonText => "Editor margin";
 
     [DataMember]
-    public override string Description => $"This command opens a text document with a custom editor margin counting the words in the document. A prompt will ask to close the file.";
+    public override string Description => $"This command opens a text document with a custom editor margin, in the bottom-right corner, counting the words in the document. A prompt will ask to close the file.";
 
     protected override async Task RunAsync(IClientContext clientContext, CancellationToken cancellationToken)
     {
diff --git a/New_Extensibility_Model/Samples/FeatureGallery/LanguageServer/LanguageServer.cs b/New_Extensibility_Model/Samples/FeatureGallery/LanguageServer/LanguageServer.cs
index 8f0f5f35..5331d40c 100644
--- a/New_Extensibility_Model/Samples/FeatureGallery/LanguageServer/LanguageServer.cs
+++ b/New_Extensibility_Model/Samples/FeatureGallery/LanguageServer/LanguageServer.cs
@@ -69,7 +69,7 @@ private async Task VerifyDocumentAsync(Uri uri, string text)
         List<Diagnostic> diagnostics = new();
 
         using StringReader reader = new(text);
-        string line;
+        string? line;
         for (int lineCounter = 0;
             (line = await reader.ReadLineAsync()) != null;
             lineCounter++)
@@ -81,7 +81,7 @@ private async Task VerifyDocumentAsync(Uri uri, string text)
 
                 diagnostics.Add(new()
                 {
-                    Severity = DiagnosticSeverity.Error,
+                    Severity = DiagnosticSeverity.Warning,
                     Code = "TODO",
 #if INPROC
                     Source = "In-proc TODO Language Server",
diff --git a/New_Extensibility_Model/Samples/FeatureGallery/LanguageServer/LanguageServerTest.cs b/New_Extensibility_Model/Samples/FeatureGallery/LanguageServer/LanguageServerTest.cs
index 07daf67d..8270472a 100644
--- a/New_Extensibility_Model/Samples/FeatureGallery/LanguageServer/LanguageServerTest.cs
+++ b/New_Extensibility_Model/Samples/FeatureGallery/LanguageServer/LanguageServerTest.cs
@@ -44,7 +44,7 @@ public LanguageServerTest(VisualStudioExtensibility extensibility)
     public override string ButtonText => "Language Server";
 
     [DataMember]
-    public override string Description => $"This command opens a new file, warning diagnostics will be generated for each line containing `TODO:`. A prompt will ask to close the file.";
+    public override string Description => $"This command opens a new file, green squiggles (warning diagnostics) will be generated for each line containing `TODO:`. A prompt will ask to close the file.";
 
     protected override async Task RunAsync(IClientContext clientContext, CancellationToken cancellationToken)
     {
diff --git a/New_Extensibility_Model/Samples/FeatureGallery/MainToolWindowCommand.cs b/New_Extensibility_Model/Samples/FeatureGallery/MainToolWindowCommand.cs
index 09bb55b0..f88666ce 100644
--- a/New_Extensibility_Model/Samples/FeatureGallery/MainToolWindowCommand.cs
+++ b/New_Extensibility_Model/Samples/FeatureGallery/MainToolWindowCommand.cs
@@ -26,13 +26,12 @@ public MainToolWindowCommand()
     }
 
     /// <inheritdoc />
-    public override CommandConfiguration CommandConfiguration => new(
+    public override CommandConfiguration CommandConfiguration =>
 #if INPROC
-        "%InProcFeatureGallery.MainToolWindowCommand.DisplayName%"
+        new("%InProcFeatureGallery.MainToolWindowCommand.DisplayName%")
 #else
-        "%FeatureGallery.MainToolWindowCommand.DisplayName%"
+        new("%FeatureGallery.MainToolWindowCommand.DisplayName%")
 #endif
-    )
     {
         Placements = new[] { CommandPlacement.KnownPlacements.ExtensionsMenu },
         Icon = new(ImageMoniker.KnownValues.Extension, IconSettings.IconAndText),
diff --git a/New_Extensibility_Model/Samples/InProcFeatureGallery/.vsextension/cs/string-resources.json b/New_Extensibility_Model/Samples/InProcFeatureGallery/.vsextension/cs/string-resources.json
new file mode 100644
index 00000000..75b6bfa5
--- /dev/null
+++ b/New_Extensibility_Model/Samples/InProcFeatureGallery/.vsextension/cs/string-resources.json
@@ -0,0 +1,3 @@
+{
+  "FeatureGallery.MainToolWindowCommand.DisplayName": "Průběžná galerie funkcí VisualStudio.Extensibility"
+}
\ No newline at end of file
diff --git a/New_Extensibility_Model/Samples/InProcFeatureGallery/.vsextension/de/string-resources.json b/New_Extensibility_Model/Samples/InProcFeatureGallery/.vsextension/de/string-resources.json
new file mode 100644
index 00000000..073e7e67
--- /dev/null
+++ b/New_Extensibility_Model/Samples/InProcFeatureGallery/.vsextension/de/string-resources.json
@@ -0,0 +1,3 @@
+{
+  "FeatureGallery.MainToolWindowCommand.DisplayName": "In-Process-VisualStudio.Extensibility-Funktionsgalerie"
+}
\ No newline at end of file
diff --git a/New_Extensibility_Model/Samples/InProcFeatureGallery/.vsextension/es/string-resources.json b/New_Extensibility_Model/Samples/InProcFeatureGallery/.vsextension/es/string-resources.json
new file mode 100644
index 00000000..2900ea26
--- /dev/null
+++ b/New_Extensibility_Model/Samples/InProcFeatureGallery/.vsextension/es/string-resources.json
@@ -0,0 +1,3 @@
+{
+  "FeatureGallery.MainToolWindowCommand.DisplayName": "Galería de funciones de VisualStudio.Extensibility en proceso"
+}
\ No newline at end of file
diff --git a/New_Extensibility_Model/Samples/InProcFeatureGallery/.vsextension/fr/string-resources.json b/New_Extensibility_Model/Samples/InProcFeatureGallery/.vsextension/fr/string-resources.json
new file mode 100644
index 00000000..c8c6d200
--- /dev/null
+++ b/New_Extensibility_Model/Samples/InProcFeatureGallery/.vsextension/fr/string-resources.json
@@ -0,0 +1,3 @@
+{
+  "FeatureGallery.MainToolWindowCommand.DisplayName": "Galerie de fonctionnalités VisualStudio.Extensibility en cours"
+}
\ No newline at end of file
diff --git a/New_Extensibility_Model/Samples/InProcFeatureGallery/.vsextension/it/string-resources.json b/New_Extensibility_Model/Samples/InProcFeatureGallery/.vsextension/it/string-resources.json
new file mode 100644
index 00000000..b58dd3a9
--- /dev/null
+++ b/New_Extensibility_Model/Samples/InProcFeatureGallery/.vsextension/it/string-resources.json
@@ -0,0 +1,3 @@
+{
+  "FeatureGallery.MainToolWindowCommand.DisplayName": "Raccolta di funzionalità di VisualStudio.Extensibility in-process"
+}
\ No newline at end of file
diff --git a/New_Extensibility_Model/Samples/InProcFeatureGallery/.vsextension/ja/string-resources.json b/New_Extensibility_Model/Samples/InProcFeatureGallery/.vsextension/ja/string-resources.json
new file mode 100644
index 00000000..bab81600
--- /dev/null
+++ b/New_Extensibility_Model/Samples/InProcFeatureGallery/.vsextension/ja/string-resources.json
@@ -0,0 +1,3 @@
+{
+  "FeatureGallery.MainToolWindowCommand.DisplayName": "インプロセス VisualStudio.Extensibility 機能ギャラリー"
+}
\ No newline at end of file
diff --git a/New_Extensibility_Model/Samples/InProcFeatureGallery/.vsextension/ko/string-resources.json b/New_Extensibility_Model/Samples/InProcFeatureGallery/.vsextension/ko/string-resources.json
new file mode 100644
index 00000000..1c897438
--- /dev/null
+++ b/New_Extensibility_Model/Samples/InProcFeatureGallery/.vsextension/ko/string-resources.json
@@ -0,0 +1,3 @@
+{
+  "FeatureGallery.MainToolWindowCommand.DisplayName": "진행 중인 VisualStudio.Extensibility 기능 갤러리"
+}
\ No newline at end of file
diff --git a/New_Extensibility_Model/Samples/InProcFeatureGallery/.vsextension/pl/string-resources.json b/New_Extensibility_Model/Samples/InProcFeatureGallery/.vsextension/pl/string-resources.json
new file mode 100644
index 00000000..f45efe2e
--- /dev/null
+++ b/New_Extensibility_Model/Samples/InProcFeatureGallery/.vsextension/pl/string-resources.json
@@ -0,0 +1,3 @@
+{
+  "FeatureGallery.MainToolWindowCommand.DisplayName": "Galeria funkcji programu VisualStudio.Extensibility w procesie"
+}
\ No newline at end of file
diff --git a/New_Extensibility_Model/Samples/InProcFeatureGallery/.vsextension/pt-BR/string-resources.json b/New_Extensibility_Model/Samples/InProcFeatureGallery/.vsextension/pt-BR/string-resources.json
new file mode 100644
index 00000000..445e8769
--- /dev/null
+++ b/New_Extensibility_Model/Samples/InProcFeatureGallery/.vsextension/pt-BR/string-resources.json
@@ -0,0 +1,3 @@
+{
+  "FeatureGallery.MainToolWindowCommand.DisplayName": "Galeria de recursos do VisualStudio.Extensibility em processo"
+}
\ No newline at end of file
diff --git a/New_Extensibility_Model/Samples/InProcFeatureGallery/.vsextension/ru/string-resources.json b/New_Extensibility_Model/Samples/InProcFeatureGallery/.vsextension/ru/string-resources.json
new file mode 100644
index 00000000..b334d7c1
--- /dev/null
+++ b/New_Extensibility_Model/Samples/InProcFeatureGallery/.vsextension/ru/string-resources.json
@@ -0,0 +1,3 @@
+{
+  "FeatureGallery.MainToolWindowCommand.DisplayName": "Галерея встроенных функций VisualStudio.Extensibility"
+}
\ No newline at end of file
diff --git a/New_Extensibility_Model/Samples/InProcFeatureGallery/.vsextension/tr/string-resources.json b/New_Extensibility_Model/Samples/InProcFeatureGallery/.vsextension/tr/string-resources.json
new file mode 100644
index 00000000..b8f0b17f
--- /dev/null
+++ b/New_Extensibility_Model/Samples/InProcFeatureGallery/.vsextension/tr/string-resources.json
@@ -0,0 +1,3 @@
+{
+  "FeatureGallery.MainToolWindowCommand.DisplayName": "Süreç içi VisualStudio.Extensibility özellik galerisi"
+}
\ No newline at end of file
diff --git a/New_Extensibility_Model/Samples/InProcFeatureGallery/.vsextension/zh-Hans/string-resources.json b/New_Extensibility_Model/Samples/InProcFeatureGallery/.vsextension/zh-Hans/string-resources.json
new file mode 100644
index 00000000..d7dfd6c7
--- /dev/null
+++ b/New_Extensibility_Model/Samples/InProcFeatureGallery/.vsextension/zh-Hans/string-resources.json
@@ -0,0 +1,3 @@
+{
+  "FeatureGallery.MainToolWindowCommand.DisplayName": "进程内 VisualStudio.Extensibility 功能库"
+}
\ No newline at end of file
diff --git a/New_Extensibility_Model/Samples/InProcFeatureGallery/.vsextension/zh-Hant/string-resources.json b/New_Extensibility_Model/Samples/InProcFeatureGallery/.vsextension/zh-Hant/string-resources.json
new file mode 100644
index 00000000..f0db3fc9
--- /dev/null
+++ b/New_Extensibility_Model/Samples/InProcFeatureGallery/.vsextension/zh-Hant/string-resources.json
@@ -0,0 +1,3 @@
+{
+  "FeatureGallery.MainToolWindowCommand.DisplayName": "進程內 VisualStudio.Extensibility 功能庫"
+}
\ No newline at end of file