diff --git a/files/markup/en/app/CreateWebSocket.js b/files/markup/en/app/CreateWebSocket.js
index 839ac6e5..111097a8 100644
--- a/files/markup/en/app/CreateWebSocket.js
+++ b/files/markup/en/app/CreateWebSocket.js
@@ -89,6 +89,30 @@ See Also: @CreateWebServer
  */
 
 
+/** ### SetOnWsClose ###
+ * @brief Called when WebSocket client is close
+ * %cb% the WebSocket client has been close.
+ * $$ wbs.SetOnWsClose(callback) $$
+ * @param {fnc_json} callback {}
+ */
+
+
+/** ### SetOnWsOpen ###
+ * @brief Called when WebSocket client is open
+ * %cb% the WebSocket client has been open.
+ * $$ wbs.SetOnWsOpen(callback) $$
+ * @param {fnc_json} callback {}
+ */
+
+
+/** ### SetOnWsReceive ###
+ * @brief Called when WebSocket client receives a message
+ * %cb% the WebSocket client receives a message.
+ * $$ wbs.SetOnWsReceive(callback) $$
+ * @param {fnc_json} callback {}
+ */
+
+
 
 // ------------- SAMPLES -------------
 
diff --git a/files/markup/en/app/GetNavBarHeight b/files/markup/en/app/GetNavBarHeight
new file mode 100644
index 00000000..c03f3363
--- /dev/null
+++ b/files/markup/en/app/GetNavBarHeight
@@ -0,0 +1,38 @@
+// ------------- HEADER SECTION -------------
+
+
+/** # GetNavBarHeight #
+ * @brief Get apps navbar height
+ * Get the navbar height of the app in pixels.
+ *
+ * See Also: @GetDisplayHeight, @GetDisplayWidth, @GetScreenHeight
+ * $$ app.GetNavBarHeight() $$
+ * @returns num_pxl
+*/
+
+
+
+
+// ------------- SAMPLES -------------
+
+
+
+/**
+@sample Show navbar height
+function OnStart()
+{
+    <b>var height = app.GetNavBarHeight();</b>
+    app.Alert( height );
+}
+ */
+
+
+
+/**
+@sample Python Show navbar height
+from native import app
+
+def OnStart():
+    height = app.GetNavBarHeight()
+    app.Alert(height)
+ */
diff --git a/files/markup/en/app/IsEdgeToEdge b/files/markup/en/app/IsEdgeToEdge
new file mode 100644
index 00000000..b81517c3
--- /dev/null
+++ b/files/markup/en/app/IsEdgeToEdge
@@ -0,0 +1,37 @@
+// ------------- HEADER SECTION -------------
+
+
+/** # IsEdgeToEdge #
+ * @brief Check if device supports edge to edge
+ * Checks if the device supports edge to edge.
+ *
+ * $$ app.IsEdgeToEdge() $$
+ * @returns bin
+*/
+
+
+
+
+// ------------- SAMPLES -------------
+
+
+
+/**
+@sample Check edge to edge
+function OnStart()
+{
+    <b>var isEdgeToEdge = app.IsEdgeToEdge();</b>
+    app.Alert( isEdgeToEdge, "is Connected:" );
+}
+ */
+
+
+
+/**
+@sample Python Check edge to edge
+from native import app
+
+def OnStart():
+    isEdgeToEdge = app.IsEdgeToEdge()
+    app.Alert(isEdgeToEdge, "is Connected:")
+ */
diff --git a/files/markup/en/intro/04 Coding Features.md b/files/markup/en/intro/04 Coding Features.md
index bce86e1e..f5759d8a 100644
--- a/files/markup/en/intro/04 Coding Features.md	
+++ b/files/markup/en/intro/04 Coding Features.md	
@@ -48,6 +48,9 @@ This includes methods like setInterval and setTimeout which should be converted
 
 **Note:** The same effect can be observed when running in a Node.js environment (using the `cfg.Node` flag)
 
+#### cfg.EdgeToEdge
+This will enable edge-to-edge feature when device supports edge-to-edge.
+
 
 ## app.eventSource
 In callback functions of controls you can use <js nobox>app.eventSource</js> to access the callee control object without having to assign the control to a specific variable. Previously this could be achieved by using the <js nobox>this</js> keyword. This allows you to create multiple controls with the same behaviour without having to redefine callback functions for different controls: