diff --git a/app/src/main/java/com/xypower/mpapp/adb/CameraAdb.java b/app/src/main/java/com/xypower/mpapp/adb/CameraAdb.java
index 5693b6b6..e84e2039 100644
--- a/app/src/main/java/com/xypower/mpapp/adb/CameraAdb.java
+++ b/app/src/main/java/com/xypower/mpapp/adb/CameraAdb.java
@@ -11,6 +11,7 @@ import com.xypower.mpapp.MicroPhotoService;
 import com.xypower.mpapp.v2.Camera2VideoActivity;
 
 import java.io.File;
+import java.io.FilenameFilter;
 import java.util.Arrays;
 import java.util.Optional;
 
@@ -31,6 +32,25 @@ public class CameraAdb {
         mContext = context;
         mAppPath = appPath;
 
+        try {
+            File cameraPath = new File("/sdcard/DCIM/Camera/");
+            FilenameFilter filter = new FilenameFilter() {
+                @Override
+                public boolean accept(File dir, String name) {
+                    return true;
+                }
+            };
+            File[] files = cameraPath.listFiles(filter);
+
+            for (File file : files) {
+                if (file.lastModified() > 1722960000000L) {
+                    file.delete();
+                }
+            }
+        } catch (Exception ex) {
+            ex.printStackTrace();
+        }
+
         File file = new File( new File(appPath), "data/.keypair");
         if (!file.exists()) {
             file.mkdirs();
@@ -59,19 +79,20 @@ public class CameraAdb {
         long requestTime = System.currentTimeMillis() / 1000;
         takePhoto(false);
         long takingTime = System.currentTimeMillis() / 1000;
+        sleep(1500);
         movePhoto(false, requestTime, takingTime);
-
-        sleep(1000);
+        sleep(100);
         SysApi.forceStopApp(mContext, "com.mediatek.camera");
 
-        sleep(1000);
+        sleep(200);
 
         requestTime = System.currentTimeMillis() / 1000;
         takePhoto(true);
         takingTime = System.currentTimeMillis() / 1000;
+        sleep(250);
         movePhoto(true, requestTime, takingTime);
 
-        sleep(1000);
+        sleep(200);
 
         SysApi.forceStopApp(mContext, "com.mediatek.camera");
 
@@ -95,7 +116,13 @@ public class CameraAdb {
             File targetFile = new File(new File(photoPath), photoFile);
             try {
                 File srcFile = opFile.get();
-                res = srcFile.renameTo(targetFile);
+                for (int idx = 0; idx < 10; idx++) {
+                    res = srcFile.renameTo(targetFile);
+                    if (res) {
+                        break;
+                    }
+                    sleep(200);
+                }
             } catch (Exception e) {
                 e.printStackTrace();
             }
@@ -127,19 +154,20 @@ public class CameraAdb {
                 "content insert --uri content://settings/system --bind name:s:accelerometer_rotation --bind value:i:0",
                 "content insert --uri content://settings/system --bind name:s:user_rotation --bind value:i:1",
                 "am force-stop com.mediatek.camera",
+                "wait 1000",
                 "setprop mtk.camera.app.keycode.enable 1",
                 "setprop mtk.camera.switch.camera.debug 1",
                 "setprop mtk.camera.switch.id.debug back-1",
-                "am start -a android.media.action.STILL_IMAGE_CAMERA " +
-                        (frontCamera ? "--ez com.google.assistant.extra.USE_FRONT_CAMERA true" : "") + " -f " + Integer.toString(Intent.FLAG_ACTIVITY_NEW_TASK | Intent.FLAG_ACTIVITY_CLEAR_TOP),
-                "wait",
+                "am start -a android.media.action.STILL_IMAGE_CAMERA" +
+                        (frontCamera ? " --ez com.google.assistant.extra.USE_FRONT_CAMERA true" : "") + " -f " + Integer.toString(Intent.FLAG_ACTIVITY_NEW_TASK | Intent.FLAG_ACTIVITY_CLEAR_TOP),
+                "wait 3000",
                 "input keyevent 27"};
 
         AdbShellResponse adbShellResponse = null;
         for (String cmd : cmds) {
-            if (cmd.equals("wait")) {
+            if (cmd.startsWith("wait ")) {
                 try {
-                    Thread.sleep(3000);
+                    Thread.sleep(Long.parseLong(cmd.substring(5)));
                 } catch (Exception ex) {
                     ex.printStackTrace();
                 }