diff --git a/app/src/main/java/com/xypower/mpapp/MainActivity.java b/app/src/main/java/com/xypower/mpapp/MainActivity.java
index d34dec90..e3c05688 100644
--- a/app/src/main/java/com/xypower/mpapp/MainActivity.java
+++ b/app/src/main/java/com/xypower/mpapp/MainActivity.java
@@ -38,11 +38,15 @@ import android.widget.Toast;
 
 import com.dev.devapi.api.SysApi;
 import com.xypower.common.CameraUtils;
+import com.xypower.common.FilesUtils;
+import com.xypower.common.JSONUtils;
 import com.xypower.common.MicroPhotoContext;
 import com.xypower.mpapp.databinding.ActivityMainBinding;
 import com.xypower.mpapp.utils.RandomReader;
 
 
+import org.json.JSONObject;
+
 import java.io.File;
 import java.lang.reflect.Method;
 import java.text.SimpleDateFormat;
@@ -245,6 +249,13 @@ public class MainActivity extends AppCompatActivity {
                 binding.logs.setText("");
                 MicroPhotoContext.AppConfig curAppConfig = retrieveAndSaveAppConfig();
 
+                TakeAndThrowPhoto(2, 0xFF);
+                try {
+                    Thread.sleep(20);
+                } catch (Exception ex) {
+                    ex.printStackTrace();
+                }
+
                 startMicroPhotoService(MainActivity.this.getApplicationContext(), appConfig, mMessenger);
 
                 binding.btnStartServ.setEnabled(false);
@@ -602,6 +613,26 @@ public class MainActivity extends AppCompatActivity {
         }
     }
 
+    protected void TakeAndThrowPhoto(int channel, int preset) {
+        String appPath = MicroPhotoContext.buildMpAppDir(getApplicationContext());
+        File configFile = new File(appPath);
+        configFile = new File(configFile, "data/channels/" + Integer.toString(channel) + ".json");
+
+        SimpleDateFormat sdf = new SimpleDateFormat("yyyyMMddHHmmss");
+        Date dt = new Date();
+
+        File tmpPath = new File(appPath, "tmp");
+        if (!tmpPath.exists()) {
+            tmpPath.mkdirs();
+        }
+        File photoFile = new File(tmpPath, "IMG-" + Integer.toString(channel) + "-" + sdf.format(dt) + ".jpg");
+        if (photoFile.exists()) {
+            photoFile.delete();
+        }
+
+        MicroPhotoService.takePhoto(channel, preset, true, configFile.getAbsolutePath(), photoFile.getAbsolutePath());
+    }
+
     @Override
     protected void onResume() {
         // call the superclass method first