diff --git a/Runtime/GuruConsent/Editor/PostBuildProcess/PostBuild.Android.DMA.cs b/Runtime/GuruConsent/Editor/PostBuildProcess/PostBuild.Android.DMA.cs
index 642173e..bda35e8 100644
--- a/Runtime/GuruConsent/Editor/PostBuildProcess/PostBuild.Android.DMA.cs
+++ b/Runtime/GuruConsent/Editor/PostBuildProcess/PostBuild.Android.DMA.cs
@@ -1,4 +1,3 @@
-
 #if UNITY_ANDROID
 
 namespace Guru.Editor
@@ -32,6 +31,9 @@ namespace Guru.Editor
          * 
         --------------------------------------------------------------------------------*/
 
+        
+        public static bool DefaultValue = true; // default value
+        
         /// <summary>
         /// 修复 AndroidManifest.xml
         /// </summary>
@@ -51,7 +53,7 @@ namespace Guru.Editor
 
             int[] flags = new int[] { 0, 0, 0, 0 };
 
-            string defaultValue = "true"; // 日后可能会进行修改
+            string defaultValue = DefaultValue.ToString().ToLower();
 
             if (File.Exists(filePath))
             {
@@ -68,7 +70,7 @@ namespace Guru.Editor
                     
                     var list = app.SelectNodes("meta-data");
                     
-                    // 刷新已有属性
+                    // ----- refresh exist values --------
                     foreach (XmlElement item in list)
                     {
                         for(int i = 0; i < dma_keys.Length; i++)
@@ -81,17 +83,26 @@ namespace Guru.Editor
                         }
                     }
 
-                    // 补全缺失属性
+                    // ------ Inject metadata -----------
                     for (int i = 0; i < flags.Length; i++)
                     {
                         if (flags[i] == 0)
                         {
                             var node = doc.CreateElement("meta-data");
-                            node.SetAttribute("name", namespace_uri,dma_keys[i]);
+                            node.SetAttribute("name", namespace_uri, dma_keys[i]);
                             node.SetAttribute("value", namespace_uri, defaultValue);
                             app.AppendChild(node);
                         }
                     }
+
+                    // ------- Delay Measurement ------------
+                    if (GoogleDMAHelper.UsingDelayAppMeasurement)
+                    {
+                        var node = doc.CreateElement("meta-data");
+                        node.SetAttribute("name", namespace_uri, "com.google.android.gms.ads.DELAY_APP_MEASUREMENT_INIT");
+                        node.SetAttribute("value", namespace_uri, "true");
+                        app.AppendChild(node);
+                    }
                     
                     doc.Save(filePath);
                     Debug.Log($"<color=#88ff00>[Post] inject AndroidManifest.xml at {filePath} success.</color>");
diff --git a/Runtime/GuruConsent/Editor/PostBuildProcess/PostBuild.iOS.DMA.cs b/Runtime/GuruConsent/Editor/PostBuildProcess/PostBuild.iOS.DMA.cs
index d0e100d..884364c 100644
--- a/Runtime/GuruConsent/Editor/PostBuildProcess/PostBuild.iOS.DMA.cs
+++ b/Runtime/GuruConsent/Editor/PostBuildProcess/PostBuild.iOS.DMA.cs
@@ -1,6 +1,5 @@
-
-
 #if UNITY_IOS
+
 namespace Guru.Editor
 {
     using UnityEditor;
@@ -12,7 +11,7 @@ namespace Guru.Editor
     public class PostBuild_DMA
     {
 
-        public static bool DefaultValue = true; // 配置注入默认值
+        public static bool DefaultValue = true; // default value
         
         [PostProcessBuild]
         public static void OnPostProcessBuild(BuildTarget target, string buildPath)
@@ -20,7 +19,7 @@ namespace Guru.Editor
             if (target != BuildTarget.iOS) return;
             SetInfoPlist(buildPath);
         }
-        
+
         /// <summary>
         /// inject default values
         /// </summary>
@@ -38,24 +37,26 @@ namespace Guru.Editor
             plist.ReadFromFile(infoPlistPath);
 
             var root = plist.root;
-            root.SetBoolean("GADDelayAppMeasurementInit", true);
+            
+            //--------- Add Delay Measurement ---------------
+            if (GoogleDMAHelper.UsingDelayAppMeasurement)
+            {
+                root.SetBoolean("GADDelayAppMeasurementInit", true);
+            }
+            
             //--------- set all default values ----------
             root.SetBoolean("GOOGLE_ANALYTICS_DEFAULT_ALLOW_AD_STORAGE", DefaultValue);
             root.SetBoolean("GOOGLE_ANALYTICS_DEFAULT_ALLOW_ANALYTICS_STORAGE", DefaultValue);
             root.SetBoolean("GOOGLE_ANALYTICS_DEFAULT_ALLOW_AD_PERSONALIZATION_SIGNALS", DefaultValue);
             root.SetBoolean("GOOGLE_ANALYTICS_DEFAULT_ALLOW_AD_USER_DATA", DefaultValue);
-            
+
             plist.WriteToFile(infoPlistPath);
-            
-            Debug.Log($"<color=#88ff00>[Post] consent has inject dma default values {DefaultValue} to {infoPlistPath} </color>");
+
+            Debug.Log(
+                $"<color=#88ff00>[Post] consent has inject dma default values {DefaultValue} to {infoPlistPath} </color>");
         }
 
-
-
-#endif
-
-
-       
-        
     }
-}
\ No newline at end of file
+}
+
+#endif
\ No newline at end of file
diff --git a/Runtime/GuruConsent/Runtime/Script/Consent/GoogleDMAHelper.cs b/Runtime/GuruConsent/Runtime/Script/Consent/GoogleDMAHelper.cs
index c8aa45d..9ed2d97 100644
--- a/Runtime/GuruConsent/Runtime/Script/Consent/GoogleDMAHelper.cs
+++ b/Runtime/GuruConsent/Runtime/Script/Consent/GoogleDMAHelper.cs
@@ -14,6 +14,7 @@ namespace Guru
     /// </summary>
     public class GoogleDMAHelper
     {
+        public static readonly bool UsingDelayAppMeasurement = false;
         
         /// <summary>
         /// Set DMA status
diff --git a/package.json b/package.json
index 6e5d59b..6e6bdfd 100644
--- a/package.json
+++ b/package.json
@@ -1,7 +1,7 @@
 {
   "name": "com.guru.unity.sdk.core",
   "displayName": "Guru SDK Core",
-  "version": "2.1.1",
+  "version": "2.2.0",
   "description": "Guru SDK core for Unity developers",
   "unity": "2021.3",
   "author":{