diff --git a/package-lock.json b/package-lock.json
index b0702e597..7b8613ef0 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -26317,7 +26317,8 @@
                 "console-control-strings": {
                   "version": "1.1.0",
                   "bundled": true,
-                  "dev": true
+                  "dev": true,
+                  "optional": true
                 },
                 "core-util-is": {
                   "version": "1.0.2",
@@ -26477,6 +26478,7 @@
                   "version": "2.9.0",
                   "bundled": true,
                   "dev": true,
+                  "optional": true,
                   "requires": {
                     "safe-buffer": "^5.1.2",
                     "yallist": "^3.0.0"
@@ -26495,6 +26497,7 @@
                   "version": "0.5.1",
                   "bundled": true,
                   "dev": true,
+                  "optional": true,
                   "requires": {
                     "minimist": "0.0.8"
                   }
@@ -26597,6 +26600,7 @@
                   "version": "1.4.0",
                   "bundled": true,
                   "dev": true,
+                  "optional": true,
                   "requires": {
                     "wrappy": "1"
                   }
@@ -26682,7 +26686,8 @@
                 "safe-buffer": {
                   "version": "5.1.2",
                   "bundled": true,
-                  "dev": true
+                  "dev": true,
+                  "optional": true
                 },
                 "safer-buffer": {
                   "version": "2.1.2",
@@ -26718,6 +26723,7 @@
                   "version": "1.0.2",
                   "bundled": true,
                   "dev": true,
+                  "optional": true,
                   "requires": {
                     "code-point-at": "^1.0.0",
                     "is-fullwidth-code-point": "^1.0.0",
@@ -26781,12 +26787,14 @@
                 "wrappy": {
                   "version": "1.0.2",
                   "bundled": true,
-                  "dev": true
+                  "dev": true,
+                  "optional": true
                 },
                 "yallist": {
                   "version": "3.1.1",
                   "bundled": true,
-                  "dev": true
+                  "dev": true,
+                  "optional": true
                 }
               }
             }
diff --git a/package.json b/package.json
index 59e9b4417..4c18fe24a 100644
--- a/package.json
+++ b/package.json
@@ -61,7 +61,6 @@
                 "category": "%deviceSimulatorExpressExtension.commands.common.label%"
             },
             {
-                
                 "command": "deviceSimulatorExpress.common.openSerialMonitor",
                 "title": "%deviceSimulatorExpressExtension.commands.common.openSerialMonitor%",
                 "category": "%deviceSimulatorExpressExtension.commands.common.label%"
diff --git a/src/constants.ts b/src/constants.ts
index a906ecfb7..5d30b3602 100644
--- a/src/constants.ts
+++ b/src/constants.ts
@@ -69,6 +69,7 @@ export const CONSTANTS = {
             "error.installationError",
             "Installation Error"
         ),
+
         INVALID_FILE_EXTENSION_DEBUG: localize(
             "error.invalidFileExtensionDebug",
             "The file you tried to run isn't a Python file."
diff --git a/src/extension.ts b/src/extension.ts
index 4fa015247..59d9d87e8 100644
--- a/src/extension.ts
+++ b/src/extension.ts
@@ -921,6 +921,22 @@ export async function activate(context: vscode.ExtensionContext) {
         }
     );
 
+    const showReleaseNote = vscode.commands.registerCommand(
+        "deviceSimulatorExpress.",
+        (port, showWarning = true) => {
+            if (serialMonitor) {
+                telemetryAI.runWithLatencyMeasure(() => {
+                    serialMonitor.closeSerialMonitor(port, showWarning);
+                }, TelemetryEventName.COMMAND_SERIAL_MONITOR_CLOSE);
+            } else {
+                vscode.window.showErrorMessage(
+                    CONSTANTS.ERROR.NO_FOLDER_OPENED
+                );
+                console.info("Serial monitor is not defined.");
+            }
+        }
+    );
+
     UsbDetector.getInstance().initialize(context.extensionPath);
     UsbDetector.getInstance().startListening();