diff --git a/backend/src/main.cpp b/backend/src/main.cpp
index b08c366..a202359 100644
--- a/backend/src/main.cpp
+++ b/backend/src/main.cpp
@@ -281,6 +281,10 @@ Napi::String Version(const Napi::CallbackInfo &info) {
   return Napi::String::New(env, VERSION.to_string());
 }
 
+Napi::Boolean IsConnected(const Napi::CallbackInfo &info) {
+  return Napi::Boolean::New(info.Env(), mClient->IsVoiceConnected());
+}
+
 static void HandleAfvEvents(afv_native::ClientEventType eventType, void *data,
                             void *data2) {
   if (!callbackAvailable) {
@@ -597,6 +601,9 @@ Napi::Object Init(Napi::Env env, Napi::Object exports) {
   exports.Set(Napi::String::New(env, "Bootstrap"),
               Napi::Function::New(env, Bootstrap));
 
+  exports.Set(Napi::String::New(env, "IsConnected"),
+              Napi::Function::New(env, IsConnected));
+
   exports.Set(Napi::String::New(env, "Exit"), Napi::Function::New(env, Exit));
 
   return exports;
diff --git a/backend/types/index.d.ts b/backend/types/index.d.ts
index 53c03f9..427a863 100644
--- a/backend/types/index.d.ts
+++ b/backend/types/index.d.ts
@@ -51,7 +51,8 @@ declare namespace TrackAudioAfv {
         rx: boolean,
         tx: boolean,
         xc: boolean,
-        onSpeaker: boolean
+        onSpeaker: boolean,
+        crossCoupleAcross: boolean
       ): Promise<boolean>;
 
       export function GetFrequencyState(frequency: number): Promise<{
@@ -72,6 +73,7 @@ declare namespace TrackAudioAfv {
         func: (arg: string, arg2: string, arg3: string) => void
       ): void;
 
+      export function IsConnected(): boolean;
       export function Bootstrap(resourcePath: string): Promise<boolean>;
       export function Exit(): void;
 }
diff --git a/package-lock.json b/package-lock.json
index 653b93b..d52a254 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -13905,7 +13905,7 @@
     "node_modules/trackaudio-afv": {
       "version": "1.0.0",
       "resolved": "file:backend/trackaudio-afv-1.0.0.tgz",
-      "integrity": "sha512-GY9GmGdHfdBgr5grgW0gYpgQqRGfET5GbAB5t1pxStX7V4kSSp9aVDszmSg9RauOmLsaGyxD3F7RxJ4x7ZTO/g==",
+      "integrity": "sha512-vdJiUd1bpUuJRWsACR2sruRMKh222HJR5ZAeRLHXmdgLKBUHK8kO8ODXgFF8M+YY+kDdd9TGxHoKhp+P6HFazA==",
       "dependencies": {
         "bindings": "^1.5.0",
         "node-addon-api": "^1.1.0"
diff --git a/src/index.ts b/src/index.ts
index 4df2b19..391608a 100644
--- a/src/index.ts
+++ b/src/index.ts
@@ -114,15 +114,17 @@ const createWindow = (): void => {
   }
 
   mainWindow.on("close", (e) => {
-    const response = dialog.showMessageBoxSync(mainWindow, {
-      type: "question",
-      buttons: ["Yes", "No"],
-      title: "Confirm",
-      message: "Are you sure you want to quit?",
-    });
-
-    if (response == 1) {
-      e.preventDefault();
+    if (TrackAudioAfv.IsConnected()) {
+      const response = dialog.showMessageBoxSync(mainWindow, {
+        type: "question",
+        buttons: ["Yes", "No"],
+        title: "Confirm",
+        message: "Are you sure you want to quit?",
+      });
+
+      if (response == 1) {
+        e.preventDefault();
+      }
     }
   });
 };
@@ -264,7 +266,14 @@ ipcMain.handle(
     onSpeaker: boolean,
     crossCoupleAcross: boolean
   ) => {
-    return TrackAudioAfv.SetFrequencyState(frequency, rx, tx, xc, onSpeaker, crossCoupleAcross);
+    return TrackAudioAfv.SetFrequencyState(
+      frequency,
+      rx,
+      tx,
+      xc,
+      onSpeaker,
+      crossCoupleAcross
+    );
   }
 );