diff --git a/.gitignore b/.gitignore
index 45747bd..9d1a9d3 100644
--- a/.gitignore
+++ b/.gitignore
@@ -10,4 +10,6 @@
 /CT?/build/
 # Android Studio Signing APK
 /app/release/
-/CT?/release/
\ No newline at end of file
+/CT?/release/
+# Bundled APK
+/app/src/main/assets/*.apk
\ No newline at end of file
diff --git a/CT3/build.gradle b/CT3/build.gradle
index a07d09f..ce6ba2f 100644
--- a/CT3/build.gradle
+++ b/CT3/build.gradle
@@ -30,6 +30,7 @@ android {
             minifyEnabled false
         }
         release {
+            signingConfig signingConfigs.android
             minifyEnabled true
             shrinkResources true
         }
diff --git a/CTX/build.gradle b/CTX/build.gradle
index 27918b3..5dac608 100644
--- a/CTX/build.gradle
+++ b/CTX/build.gradle
@@ -30,6 +30,7 @@ android {
             minifyEnabled false
         }
         release {
+            signingConfig signingConfigs.android
             minifyEnabled true
             shrinkResources true
         }
diff --git a/app/build.gradle b/app/build.gradle
index 623fd73..5f3ac4d 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -30,6 +30,7 @@ android {
             minifyEnabled false
         }
         release {
+            signingConfig signingConfigs.android
             minifyEnabled true
             shrinkResources true
         }
diff --git a/app/src/main/AndroidManifest.xml b/app/src/main/AndroidManifest.xml
index cf8adad..11e3124 100644
--- a/app/src/main/AndroidManifest.xml
+++ b/app/src/main/AndroidManifest.xml
@@ -4,10 +4,8 @@
     tools:ignore="ProtectedPermissions">
 
     <uses-permission android:name="jp.co.benesse.dcha.permission.ACCESS_SYSTEM" />
-    <uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE" />
     <uses-permission android:name="android.permission.WRITE_SETTINGS" />
-    <uses-permission android:name="android.permission.REBOOT" />
-    <uses-permission android:name="android.permission.RECEIVE_BOOT_COMPLETED" /> 
+    <uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE" />
 
     <application
         android:label="App Direct Installer"
diff --git a/app/src/main/java/jp/co/benesse/touch/setuplogin/LoginSettingActivity.java b/app/src/main/java/jp/co/benesse/touch/setuplogin/LoginSettingActivity.java
index 1325715..bafe4dc 100644
--- a/app/src/main/java/jp/co/benesse/touch/setuplogin/LoginSettingActivity.java
+++ b/app/src/main/java/jp/co/benesse/touch/setuplogin/LoginSettingActivity.java
@@ -30,12 +30,11 @@ public class LoginSettingActivity extends Activity {
 
     IDchaService mDchaService;
 
-    // Based by Kobold831
-    private String copyAssetsFile(String model) throws IOException{
+    // TODO: 機能修正
+    private String copyAssetsFile(String model) throws IOException {
         final String ASSET_APK = model + APK_EXT;
-        final String APK_PATH = getApplicationContext().getFilesDir().getPath() + "/" + ASSET_APK;
-        InputStream inputStream = getApplicationContext().getAssets().open(ASSET_APK);
-        FileOutputStream fileOutputStream = new FileOutputStream(APK_PATH, false);
+        InputStream inputStream = getAssets().open(ASSET_APK);
+        FileOutputStream fileOutputStream = openFileOutput(ASSET_APK, MODE_PRIVATE);
         byte[] buffer = new byte[1024];
         int length;
         while ((length = inputStream.read(buffer)) >= 0) {
@@ -43,9 +42,10 @@ private String copyAssetsFile(String model) throws IOException{
         }
         fileOutputStream.close();
         inputStream.close();
-        return APK_PATH;
+        return getFilesDir() + ASSET_APK;
     }
 
+    @Deprecated
     @Override
     protected void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
@@ -54,21 +54,16 @@ protected void onCreate(Bundle savedInstanceState) {
         final String BC_PASSWORD_HIT_FLAG = "bc_password_hit";
         final int PASSWORD_FLAG = 1;
         final int UNDIGICHALIZE = 0;
-        final int DIGICHALIZING_DL_COMPLETE = 2;
-        final int DIGICHALIZED = 3;
         final int INSTALL_FLAG = 2;
-        final int UNINSTALL_FLAG = 1;
         final int REBOOT_DEVICE = 0;
-        final String DSW_PACKAGE = "jp.co.benesse.dcha.setupwizard";
         final String DSS_PACKAGE = "jp.co.benesse.dcha.systemsettings";
         final String DSS_ACTIVITY = DSS_PACKAGE + ".TabletInfoSettingActivity";
+        final String LAUNCHER2 = "com.android.launcher2";
         final String LAUNCHER3 = "com.android.launcher3";
-        final String CUSTOMIZE_TOOL = "com.saradabar.cpadcustomizetool";
         final String KOBOLD_STORE = "com.saradabar.vending";
 
         // DchaSystemSettings を呼び出し
         startActivity(new Intent().setClassName(DSS_PACKAGE, DSS_ACTIVITY));
-        // (ループ)プログレスバー実装 //
         // 再起動時にADBの状態を保持する
         Settings.System.putInt(getContentResolver(), BC_PASSWORD_HIT_FLAG, PASSWORD_FLAG);
 
@@ -84,24 +79,23 @@ public void onServiceConnected(ComponentName componentName, IBinder iBinder) {
                     mDchaService.hideNavigationBar(false);
 
                     // インストール部分 //
-                    // CT2はバイパス必須
                     //mDchaService.installApp(copyAssetsFile("ALL"), INSTALL_FLAG);
+                    mDchaService.installApp("/sdcard/ALL.apk", INSTALL_FLAG);
                     if (CT_MODEL.equals(CT3) && !Build.ID.startsWith("01")) {
                         mDchaService.installApp(copyAssetsFile("CT3"), INSTALL_FLAG);
                     } else if (CT_MODEL.equals(CTX) || CT_MODEL.equals(CTZ)) {
                         mDchaService.installApp(copyAssetsFile("CTX"), INSTALL_FLAG);
                     }
 
-                    // Launcher3 の関連付けを解除
+                    // 規定ランチャーの関連付けを解除
+                    mDchaService.clearDefaultPreferredApp(LAUNCHER2);
                     mDchaService.clearDefaultPreferredApp(LAUNCHER3);
                     // 既定のランチャーを変更 (CTX/Z のみ機能)
                     mDchaService.setDefaultPreferredHomeApp(KOBOLD_STORE);
-                    // DchaSetupWizard をタスクキル
-                    mDchaService.removeTask(DSW_PACKAGE);
                     // 再起動
                     mDchaService.rebootPad(REBOOT_DEVICE, null);
-                    // このアプリを削除
-                    mDchaService.uninstallApp(getPackageName(), UNINSTALL_FLAG);
+                    // 自己アンインストール
+                    mDchaService.uninstallApp(getPackageName(), INSTALL_FLAG+1);
                 } catch (RemoteException | IOException ignored) {
                 }
                 unbindService(this);
diff --git a/docs/README.md b/docs/README.md
index 1f5e287..b988ac0 100644
--- a/docs/README.md
+++ b/docs/README.md
@@ -5,15 +5,9 @@
 > [!NOTE]
 > 現在、移行作業中！
 
-TODO:
-
-- [ ] CT2のAPKすり替えの実装
-- [ ] ループプログレスバーを実装
-- [ ] ストアアプリを実装
-
 ---
 
-SDカードから [**CPad Customize Tool**](https://github.com/Kobold831/CPadCustomizeTool) や [**Nova Launcher**](https://novalauncher.com)等のアプリをインストールするためのアプリです｡
+[**CPad Customize Tool**](https://github.com/Kobold831/CPadCustomizeTool) や [**Nova Launcher**](https://novalauncher.com)等のアプリをインストールするためのアプリです｡
 
 [![Build](https://github.com/s1204IT/NovaDirectInstaller/actions/workflows/build.yml/badge.svg?branch=main&event=push)](https://github.com/s1204IT/NovaDirectInstaller/actions/workflows/build.yml)