diff --git a/Android-kotlin-Code/app/meta/release/UUVPN-3.1.0-meta-arm64-v8a-release.apk b/Android-kotlin-Code/app/meta/release/UUVPN-4.0.0-meta-arm64-v8a-release.apk
similarity index 95%
rename from Android-kotlin-Code/app/meta/release/UUVPN-3.1.0-meta-arm64-v8a-release.apk
rename to Android-kotlin-Code/app/meta/release/UUVPN-4.0.0-meta-arm64-v8a-release.apk
index c8d8166..71effe1 100644
Binary files a/Android-kotlin-Code/app/meta/release/UUVPN-3.1.0-meta-arm64-v8a-release.apk and b/Android-kotlin-Code/app/meta/release/UUVPN-4.0.0-meta-arm64-v8a-release.apk differ
diff --git a/Android-kotlin-Code/app/meta/release/UUVPN-3.1.0-meta-armeabi-v7a-release.apk b/Android-kotlin-Code/app/meta/release/UUVPN-4.0.0-meta-armeabi-v7a-release.apk
similarity index 95%
rename from Android-kotlin-Code/app/meta/release/UUVPN-3.1.0-meta-armeabi-v7a-release.apk
rename to Android-kotlin-Code/app/meta/release/UUVPN-4.0.0-meta-armeabi-v7a-release.apk
index 8e5b07f..13a1950 100644
Binary files a/Android-kotlin-Code/app/meta/release/UUVPN-3.1.0-meta-armeabi-v7a-release.apk and b/Android-kotlin-Code/app/meta/release/UUVPN-4.0.0-meta-armeabi-v7a-release.apk differ
diff --git a/Android-kotlin-Code/app/meta/release/UUVPN-3.1.0-meta-universal-release.apk b/Android-kotlin-Code/app/meta/release/UUVPN-4.0.0-meta-universal-release.apk
similarity index 97%
rename from Android-kotlin-Code/app/meta/release/UUVPN-3.1.0-meta-universal-release.apk
rename to Android-kotlin-Code/app/meta/release/UUVPN-4.0.0-meta-universal-release.apk
index 77b479c..5c9330d 100644
Binary files a/Android-kotlin-Code/app/meta/release/UUVPN-3.1.0-meta-universal-release.apk and b/Android-kotlin-Code/app/meta/release/UUVPN-4.0.0-meta-universal-release.apk differ
diff --git a/Android-kotlin-Code/app/meta/release/UUVPN-3.1.0-meta-x86_64-release.apk b/Android-kotlin-Code/app/meta/release/UUVPN-4.0.0-meta-x86-release.apk
similarity index 87%
rename from Android-kotlin-Code/app/meta/release/UUVPN-3.1.0-meta-x86_64-release.apk
rename to Android-kotlin-Code/app/meta/release/UUVPN-4.0.0-meta-x86-release.apk
index 3fe7fb5..ef1fa03 100644
Binary files a/Android-kotlin-Code/app/meta/release/UUVPN-3.1.0-meta-x86_64-release.apk and b/Android-kotlin-Code/app/meta/release/UUVPN-4.0.0-meta-x86-release.apk differ
diff --git a/Android-kotlin-Code/app/meta/release/UUVPN-3.1.0-meta-x86-release.apk b/Android-kotlin-Code/app/meta/release/UUVPN-4.0.0-meta-x86_64-release.apk
similarity index 87%
rename from Android-kotlin-Code/app/meta/release/UUVPN-3.1.0-meta-x86-release.apk
rename to Android-kotlin-Code/app/meta/release/UUVPN-4.0.0-meta-x86_64-release.apk
index 3fe7fb5..ef1fa03 100644
Binary files a/Android-kotlin-Code/app/meta/release/UUVPN-3.1.0-meta-x86-release.apk and b/Android-kotlin-Code/app/meta/release/UUVPN-4.0.0-meta-x86_64-release.apk differ
diff --git a/Android-kotlin-Code/app/meta/release/output-metadata.json b/Android-kotlin-Code/app/meta/release/output-metadata.json
index 3b9e224..1935c51 100644
--- a/Android-kotlin-Code/app/meta/release/output-metadata.json
+++ b/Android-kotlin-Code/app/meta/release/output-metadata.json
@@ -11,48 +11,9 @@
       "type": "UNIVERSAL",
       "filters": [],
       "attributes": [],
-      "versionCode": 323001,
-      "versionName": "3.1.0",
-      "outputFile": "UUVPN-3.1.0-meta-universal-release.apk"
-    },
-    {
-      "type": "ONE_OF_MANY",
-      "filters": [
-        {
-          "filterType": "ABI",
-          "value": "x86"
-        }
-      ],
-      "attributes": [],
-      "versionCode": 323001,
-      "versionName": "3.1.0",
-      "outputFile": "UUVPN-3.1.0-meta-x86-release.apk"
-    },
-    {
-      "type": "ONE_OF_MANY",
-      "filters": [
-        {
-          "filterType": "ABI",
-          "value": "x86_64"
-        }
-      ],
-      "attributes": [],
-      "versionCode": 323001,
-      "versionName": "3.1.0",
-      "outputFile": "UUVPN-3.1.0-meta-x86_64-release.apk"
-    },
-    {
-      "type": "ONE_OF_MANY",
-      "filters": [
-        {
-          "filterType": "ABI",
-          "value": "armeabi-v7a"
-        }
-      ],
-      "attributes": [],
-      "versionCode": 323001,
-      "versionName": "3.1.0",
-      "outputFile": "UUVPN-3.1.0-meta-armeabi-v7a-release.apk"
+      "versionCode": 423001,
+      "versionName": "4.0.0",
+      "outputFile": "UUVPN-4.0.0-meta-universal-release.apk"
     },
     {
       "type": "ONE_OF_MANY",
@@ -63,9 +24,48 @@
         }
       ],
       "attributes": [],
-      "versionCode": 323001,
-      "versionName": "3.1.0",
-      "outputFile": "UUVPN-3.1.0-meta-arm64-v8a-release.apk"
+      "versionCode": 423001,
+      "versionName": "4.0.0",
+      "outputFile": "UUVPN-4.0.0-meta-arm64-v8a-release.apk"
+    },
+    {
+      "type": "ONE_OF_MANY",
+      "filters": [
+        {
+          "filterType": "ABI",
+          "value": "x86"
+        }
+      ],
+      "attributes": [],
+      "versionCode": 423001,
+      "versionName": "4.0.0",
+      "outputFile": "UUVPN-4.0.0-meta-x86-release.apk"
+    },
+    {
+      "type": "ONE_OF_MANY",
+      "filters": [
+        {
+          "filterType": "ABI",
+          "value": "x86_64"
+        }
+      ],
+      "attributes": [],
+      "versionCode": 423001,
+      "versionName": "4.0.0",
+      "outputFile": "UUVPN-4.0.0-meta-x86_64-release.apk"
+    },
+    {
+      "type": "ONE_OF_MANY",
+      "filters": [
+        {
+          "filterType": "ABI",
+          "value": "armeabi-v7a"
+        }
+      ],
+      "attributes": [],
+      "versionCode": 423001,
+      "versionName": "4.0.0",
+      "outputFile": "UUVPN-4.0.0-meta-armeabi-v7a-release.apk"
     }
   ],
   "elementType": "File"