diff --git a/web/documentserver-example/csharp/App_Themes/images/block-content-24.png b/web/documentserver-example/csharp/App_Themes/images/block-content-24.png
new file mode 100644
index 00000000..44e624ba
Binary files /dev/null and b/web/documentserver-example/csharp/App_Themes/images/block-content-24.png differ
diff --git a/web/documentserver-example/csharp/Default.aspx b/web/documentserver-example/csharp/Default.aspx
index 4c1b12f5..fa8bfba2 100644
--- a/web/documentserver-example/csharp/Default.aspx
+++ b/web/documentserver-example/csharp/Default.aspx
@@ -134,7 +134,7 @@
                         <thead>
                             <tr class="tableHeader">
                                 <td class="tableHeaderCell tableHeaderCellFileName">Filename</td>
-                                <td colspan="5" class="tableHeaderCell contentCells-shift">Editors</td>
+                                <td colspan="6" class="tableHeaderCell contentCells-shift">Editors</td>
                                 <td colspan="3" class="tableHeaderCell">Viewers</td>
                             </tr>
                         </thead>
@@ -184,13 +184,20 @@
                                             <img src="app_themes/images/comment-24.png" alt="Open in editor for comment" title="Open in editor for comment"/>
                                         </a>
                                     </td>
-                                    <td class="contentCells contentCells-shift contentCells-icon">
+                                    <td class="contentCells contentCells-icon">
                                         <% if (docType == "text") { %>
                                             <a href="<%= editUrl + "&editorsType=desktop&editorsMode=fillForms" %>" target="_blank">
                                                 <img src="app_themes/images/fill-forms-24.png" alt="Open in editor for filling in forms" title="Open in editor for filling in forms"/>
                                             </a>
                                         <% } %>
                                     </td>
+                                    <td class="contentCells contentCells-icon contentCells-shift">
+                                        <% if (docType == "text") { %>
+                                            <a href="<%= editUrl + "&editorsType=desktop&editorsMode=blockcontent" %>" target="_blank">
+                                                <img src="app_themes/images/block-content-24.png" alt="Open in editor without content control modification" title="Open in editor without content control modification"/>
+                                            </a>
+                                        <% } %>
+                                    </td>
 
                                     <td class="contentCells contentCells-icon">
                                         <a href="<%= editUrl + "&editorsType=desktop&editorsMode=view" %>" target="_blank">
diff --git a/web/documentserver-example/csharp/DocEditor.aspx.cs b/web/documentserver-example/csharp/DocEditor.aspx.cs
index 64ede237..f112b79c 100644
--- a/web/documentserver-example/csharp/DocEditor.aspx.cs
+++ b/web/documentserver-example/csharp/DocEditor.aspx.cs
@@ -127,11 +127,12 @@ namespace OnlineEditorsExample
                                 {
                                     "permissions", new Dictionary<string, object>
                                         {
-                                            { "comment", editorsMode != "view" && editorsMode != "fillForms" && editorsMode != "embedded" },
+                                            { "comment", editorsMode != "view" && editorsMode != "fillForms" && editorsMode != "embedded" && editorsMode != "blockcontent"},
                                             { "download", true },
-                                            { "edit", canEdit && (editorsMode == "edit" || editorsMode == "filter") },
-                                            { "fillForms", editorsMode != "view" && editorsMode != "comment" && editorsMode != "embedded" },
+                                            { "edit", canEdit && (editorsMode == "edit" || editorsMode == "filter") || editorsMode == "blockcontent" },
+                                            { "fillForms", editorsMode != "view" && editorsMode != "comment" && editorsMode != "embedded" && editorsMode != "blockcontent" },
                                             { "modifyFilter", editorsMode != "filter" },
+                                            { "modifyContentControl", editorsMode != "blockcontent" },
                                             { "review", editorsMode == "edit" || editorsMode == "review" }
                                         }
                                 }
diff --git a/web/documentserver-example/csharp/OnlineEditorsExample.csproj b/web/documentserver-example/csharp/OnlineEditorsExample.csproj
index a4df176e..3ac59607 100644
--- a/web/documentserver-example/csharp/OnlineEditorsExample.csproj
+++ b/web/documentserver-example/csharp/OnlineEditorsExample.csproj
@@ -52,6 +52,7 @@
     <Reference Include="System.Web.Services" />
   </ItemGroup>
   <ItemGroup>
+    <Content Include="App_Themes\images\block-content-24.png" />
     <Content Include="App_Themes\images\comment-24.png" />
     <Content Include="App_Themes\images\delete-24.png" />
     <Content Include="App_Themes\images\desktop-24.png" />