diff --git a/src/main/java/SBC/GPIO.java b/src/main/java/SBC/GPIO.java
index 62c8b7f..703adf8 100644
--- a/src/main/java/SBC/GPIO.java
+++ b/src/main/java/SBC/GPIO.java
@@ -79,6 +79,7 @@ public class GPIO {
      * @param pin GPIO pin number
      * @return "in" if the pin is input, "out" if the pin is output, "unknown" if the direction is unknown
      */
+    @SuppressWarnings("unused")
     public static String GetPinDirection(@NotNull RaspberryPi5BPins pin){
         Path pinPath = gpioPath.resolve("gpio"+pin.gpionumber).resolve("direction");
         if (pinPath.toFile().isFile()){
@@ -124,13 +125,14 @@ public class GPIO {
      * @param isON true to set the pin value to 1, false to set the pin value to 0
      * @return true if the value is successfully set
      */
+    @SuppressWarnings("UnusedReturnValue")
     public static boolean SetValue(@NotNull RaspberryPi5BPins pin, boolean isON){
         Path pinPath = gpioPath.resolve("gpio"+pin.gpionumber).resolve("value");
         if (pinPath.toFile().isFile()){
             if (Files.isWritable(pinPath)){
                 try{
                     Files.write(pinPath, isON?"1".getBytes():"0".getBytes());
-                    Logger.info("Pin "+pin.pin+" value set to "+(isON?"1":"0"));
+                    //Logger.info("Pin "+pin.pin+" value set to "+(isON?"1":"0"));
                     return true;
                 } catch (Exception e){
                     Logger.error("Failed to set pin value: "+pin.pin+", Message: "+e.getMessage());
@@ -145,6 +147,7 @@ public class GPIO {
      * @param pin GPIO pin number
      * @return "1" if the pin value is 1, "0" if the pin value is 0, "unknown" if the value is unknown
      */
+    @SuppressWarnings("unused")
     public static String GetValue(@NotNull RaspberryPi5BPins pin){
         Path pinPath = gpioPath.resolve("gpio"+pin.gpionumber).resolve("value");
         if (pinPath.toFile().isFile()){
diff --git a/src/main/java/Web/WebServer.java b/src/main/java/Web/WebServer.java
index f4f9306..0a6b21f 100644
--- a/src/main/java/Web/WebServer.java
+++ b/src/main/java/Web/WebServer.java
@@ -212,9 +212,11 @@ public class WebServer {
         socketConfig = new Configuration();
         socketConfig.setHostname("0.0.0.0");
         socketConfig.setPort(3001);
+
         socketServer = new SocketIOServer(socketConfig);
         socketServer.addConnectListener(connectListener);
         socketServer.addDisconnectListener(disconnectListener);
+
         socketServer.addNamespace("/socketio").addEventListener("message", String.class, (client, data, ackSender) -> {
             //Logger.info("SocketIO message from namespace /socketio from {}: {}", client.getRemoteAddress(), data);
             WebsocketCommand command = gson.fromJson(data, WebsocketCommand.class);
diff --git a/src/main/java/id/co/gtc/Main.java b/src/main/java/id/co/gtc/Main.java
index 909b13d..1d2b5b7 100644
--- a/src/main/java/id/co/gtc/Main.java
+++ b/src/main/java/id/co/gtc/Main.java
@@ -55,6 +55,22 @@ public class Main {
             if (vapixProtocol!=null) vapixProtocol.Close();
             if (timer!=null) timer.cancel();
             if (gpioExecutor!=null) gpioExecutor.shutdown();
+            if (AmplifierPower!=null) {
+                Logger.info("GPIO pin {} unexport : {}",AmplifierPower.pin, GPIO.UnexportPin(AmplifierPower));
+            }
+            if (LedWeb!=null) {
+                Logger.info("GPIO pin {} unexport : {}", LedWeb.pin,GPIO.UnexportPin(LedWeb));
+            }
+            if (LedIpCamera!=null) {
+                Logger.info("GPIO pin {} unexport : {}", LedIpCamera.pin, GPIO.UnexportPin(LedIpCamera));
+            }
+            if (LedPanTilt!=null) {
+                Logger.info("GPIO pin {} unexport : {}", LedPanTilt.pin,GPIO.UnexportPin(LedPanTilt));
+            }
+            if (Max485Direction!=null) {
+                Logger.info("GPIO pin {} unexport : {}", Max485Direction.pin, GPIO.UnexportPin(Max485Direction));
+            }
+
         }));
 
         init_gpio();