diff --git a/CHANGELOG.md b/CHANGELOG.md
index 1fc852c..aa84ee0 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,8 @@
+## 2.0.3
+- 1.Upgrade flutter version to 3.10.5
+- 2.Android build tools are upgraded to 7.3.0
+- 3.Optimize the Android plugin library code
+
 ## 2.0.2
 - 1.Optimization android plugin
 
diff --git a/README.md b/README.md
index 65885de..49bd2a7 100644
--- a/README.md
+++ b/README.md
@@ -11,7 +11,7 @@ We use the `image_picker` plugin to select images from the Android and iOS image
 To use this plugin, add `image_gallery_saver` as a dependency in your pubspec.yaml file. For example:
 ```yaml
 dependencies:
-  image_gallery_saver: '^2.0.2'
+  image_gallery_saver: '^2.0.3'
 ```
 
 ## iOS
diff --git a/android/build.gradle b/android/build.gradle
index 4ef9cd2..b3ee973 100644
--- a/android/build.gradle
+++ b/android/build.gradle
@@ -9,7 +9,7 @@ buildscript {
     }
 
     dependencies {
-        classpath 'com.android.tools.build:gradle:7.2.0'
+        classpath 'com.android.tools.build:gradle:7.3.0'
         classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:$kotlin_version"
     }
 }
diff --git a/android/src/main/kotlin/com/example/imagegallerysaver/ImageGallerySaverPlugin.kt b/android/src/main/kotlin/com/example/imagegallerysaver/ImageGallerySaverPlugin.kt
index 9667881..c88c80f 100644
--- a/android/src/main/kotlin/com/example/imagegallerysaver/ImageGallerySaverPlugin.kt
+++ b/android/src/main/kotlin/com/example/imagegallerysaver/ImageGallerySaverPlugin.kt
@@ -1,5 +1,6 @@
 package com.example.imagegallerysaver
 
+import androidx.annotation.NonNull
 import android.annotation.TargetApi
 import android.content.ContentValues
 import android.content.Context
@@ -26,10 +27,16 @@ import android.webkit.MimeTypeMap
 import java.io.OutputStream
 
 class ImageGallerySaverPlugin : FlutterPlugin, MethodCallHandler {
+    private lateinit var methodChannel: MethodChannel
     private var applicationContext: Context? = null
-    private var methodChannel: MethodChannel? = null
 
-    override fun onMethodCall(call: MethodCall, result: Result): Unit {
+    override fun onAttachedToEngine(@NonNull binding: FlutterPlugin.FlutterPluginBinding) {
+        this.applicationContext = binding.applicationContext
+        methodChannel = MethodChannel(binding.binaryMessenger, "image_gallery_saver")
+        methodChannel.setMethodCallHandler(this)
+    }
+
+    override fun onMethodCall(@NonNull call: MethodCall,@NonNull result: Result): Unit {
         when (call.method) {
             "saveImageToGallery" -> {
                 val image = call.argument<ByteArray?>("imageBytes")
@@ -57,13 +64,18 @@ class ImageGallerySaverPlugin : FlutterPlugin, MethodCallHandler {
         }
     }
 
+    override fun onDetachedFromEngine(@NonNull binding: FlutterPlugin.FlutterPluginBinding) {
+        applicationContext = null
+        methodChannel.setMethodCallHandler(null);
+    }
+
     private fun generateUri(extension: String = "", name: String? = null): Uri? {
         var fileName = name ?: System.currentTimeMillis().toString()
+        val mimeType = getMIMEType(extension)
+        val isVideo = mimeType?.startsWith("video")==true
 
         return if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.Q) {
             // >= android 10
-            val mimeType = getMIMEType(extension)
-            val isVideo = mimeType?.startsWith("video")==true
             val uri = when {
                 isVideo -> MediaStore.Video.Media.EXTERNAL_CONTENT_URI
                 else -> MediaStore.Images.Media.EXTERNAL_CONTENT_URI
@@ -78,7 +90,9 @@ class ImageGallerySaverPlugin : FlutterPlugin, MethodCallHandler {
                     }
                 )
                 if (!TextUtils.isEmpty(mimeType)) {
-                    put(MediaStore.Images.Media.MIME_TYPE, mimeType)
+                    put(when {isVideo -> MediaStore.Video.Media.MIME_TYPE
+                        else -> MediaStore.Images.Media.MIME_TYPE
+                    }, mimeType)
                 }
             }
 
@@ -87,7 +101,10 @@ class ImageGallerySaverPlugin : FlutterPlugin, MethodCallHandler {
         } else {
             // < android 10
             val storePath =
-                Environment.getExternalStoragePublicDirectory(Environment.DIRECTORY_PICTURES).absolutePath
+                Environment.getExternalStoragePublicDirectory(when {
+                    isVideo -> Environment.DIRECTORY_MOVIES
+                    else -> Environment.DIRECTORY_PICTURES
+                }).absolutePath
             val appDir = File(storePath).apply {
                 if (!exists()) {
                     mkdir()
@@ -121,10 +138,10 @@ class ImageGallerySaverPlugin : FlutterPlugin, MethodCallHandler {
      * @param fileUri file path
      */
     private fun sendBroadcast(context: Context, fileUri: Uri?) {
-        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.Q) {
-            MediaScannerConnection.scanFile(context, arrayOf(fileUri?.toString()), null) { _, _ -> }
-        } else {
-            context.sendBroadcast(Intent(Intent.ACTION_MEDIA_SCANNER_SCAN_FILE, fileUri))
+        if (Build.VERSION.SDK_INT < Build.VERSION_CODES.Q) {
+            val mediaScanIntent = Intent(Intent.ACTION_MEDIA_SCANNER_SCAN_FILE)
+            mediaScanIntent.data = fileUri
+            context.sendBroadcast(mediaScanIntent)
         }
     }
 
@@ -209,29 +226,12 @@ class ImageGallerySaverPlugin : FlutterPlugin, MethodCallHandler {
             fileInputStream?.close()
         }
         return if (success) {
-//            sendBroadcast(context, fileUri)
+            sendBroadcast(context, fileUri)
             SaveResultModel(fileUri.toString().isNotEmpty(), fileUri.toString(), null).toHashMap()
         } else {
             SaveResultModel(false, null, "saveFileToGallery fail").toHashMap()
         }
     }
-
-    override fun onAttachedToEngine(binding: FlutterPlugin.FlutterPluginBinding) {
-        onAttachedToEngine(binding.applicationContext, binding.binaryMessenger)
-    }
-
-    override fun onDetachedFromEngine(binding: FlutterPlugin.FlutterPluginBinding) {
-        applicationContext = null
-        methodChannel!!.setMethodCallHandler(null);
-        methodChannel = null;
-    }
-
-    private fun onAttachedToEngine(applicationContext: Context, messenger: BinaryMessenger) {
-        this.applicationContext = applicationContext
-        methodChannel = MethodChannel(messenger, "image_gallery_saver")
-        methodChannel!!.setMethodCallHandler(this)
-    }
-
 }
 
 class SaveResultModel(var isSuccess: Boolean,
diff --git a/example/android/build.gradle b/example/android/build.gradle
index 713d7f6..f7eb7f6 100644
--- a/example/android/build.gradle
+++ b/example/android/build.gradle
@@ -6,7 +6,7 @@ buildscript {
     }
 
     dependencies {
-        classpath 'com.android.tools.build:gradle:7.2.0'
+        classpath 'com.android.tools.build:gradle:7.3.0'
         classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:$kotlin_version"
     }
 }
diff --git a/example/pubspec.yaml b/example/pubspec.yaml
index 8e412ce..beb6049 100644
--- a/example/pubspec.yaml
+++ b/example/pubspec.yaml
@@ -7,7 +7,7 @@ description: Demonstrates how to use the image_gallery_saver plugin.
 # Both the version and the builder number may be overridden in flutter
 # build by specifying --build-name and --build-number, respectively.
 # Read more about versioning at semver.org.
-version: 2.0.2+2
+version: 2.0.3+3
 
 environment:
   sdk: '>=2.19.6 <4.0.0'
diff --git a/pubspec.yaml b/pubspec.yaml
index 4688d49..9ca1581 100644
--- a/pubspec.yaml
+++ b/pubspec.yaml
@@ -1,6 +1,6 @@
 name: image_gallery_saver
 description: A flutter plugin for save image to gallery, iOS need to add the following keys to your Info.plist file.
-version: 2.0.2
+version: 2.0.3
 homepage: https://github.com/hui-z/image_gallery_saver
 
 environment: