diff --git a/app/proguard-rules.pro b/app/proguard-rules.pro
index 208b5d5..91aa417 100644
--- a/app/proguard-rules.pro
+++ b/app/proguard-rules.pro
@@ -1 +1 @@
--keep class icu.nullptr.twifucker.HookEntry
+-keep class icu.nullptr.twifucker.hook.HookEntry
diff --git a/app/src/main/assets/xposed_init b/app/src/main/assets/xposed_init
index b9f889e..8ac922b 100644
--- a/app/src/main/assets/xposed_init
+++ b/app/src/main/assets/xposed_init
@@ -1 +1 @@
-icu.nullptr.twifucker.HookEntry
+icu.nullptr.twifucker.hook.HookEntry
diff --git a/app/src/main/java/icu/nullptr/twifucker/HookEntry.kt b/app/src/main/java/icu/nullptr/twifucker/hook/HookEntry.kt
similarity index 86%
rename from app/src/main/java/icu/nullptr/twifucker/HookEntry.kt
rename to app/src/main/java/icu/nullptr/twifucker/hook/HookEntry.kt
index f3e3750..31d2216 100644
--- a/app/src/main/java/icu/nullptr/twifucker/HookEntry.kt
+++ b/app/src/main/java/icu/nullptr/twifucker/hook/HookEntry.kt
@@ -1,4 +1,4 @@
-package icu.nullptr.twifucker
+package icu.nullptr.twifucker.hook
 
 import android.app.Application
 import android.content.Context
@@ -10,6 +10,8 @@ import com.github.kyuubiran.ezxhelper.utils.hookAfter
 import de.robv.android.xposed.IXposedHookLoadPackage
 import de.robv.android.xposed.IXposedHookZygoteInit
 import de.robv.android.xposed.callbacks.XC_LoadPackage
+import icu.nullptr.twifucker.hook.activity.settingsActivityHook
+import icu.nullptr.twifucker.hook.activity.mainActivityHook
 
 private const val TAG = "TwiFucker"
 
@@ -33,9 +35,9 @@ class HookEntry : IXposedHookZygoteInit, IXposedHookLoadPackage {
             EzXHelperInit.initAppContext(param.args[0] as Context)
             EzXHelperInit.setEzClassLoader(appContext.classLoader)
             Log.d("AttachContext")
-            if (BuildConfig.DEBUG) Log.toast("TwiFucker version ${BuildConfig.VERSION_NAME}")
 
-            settingsHook()
+            mainActivityHook()
+            settingsActivityHook()
             jsonHook()
             urlHook()
         }
diff --git a/app/src/main/java/icu/nullptr/twifucker/JsonHook.kt b/app/src/main/java/icu/nullptr/twifucker/hook/JsonHook.kt
similarity index 99%
rename from app/src/main/java/icu/nullptr/twifucker/JsonHook.kt
rename to app/src/main/java/icu/nullptr/twifucker/hook/JsonHook.kt
index 7acf460..35d1a63 100644
--- a/app/src/main/java/icu/nullptr/twifucker/JsonHook.kt
+++ b/app/src/main/java/icu/nullptr/twifucker/hook/JsonHook.kt
@@ -1,4 +1,4 @@
-package icu.nullptr.twifucker
+package icu.nullptr.twifucker.hook
 
 import com.github.kyuubiran.ezxhelper.utils.*
 import de.robv.android.xposed.XC_MethodHook
diff --git a/app/src/main/java/icu/nullptr/twifucker/UrlHook.kt b/app/src/main/java/icu/nullptr/twifucker/hook/UrlHook.kt
similarity index 97%
rename from app/src/main/java/icu/nullptr/twifucker/UrlHook.kt
rename to app/src/main/java/icu/nullptr/twifucker/hook/UrlHook.kt
index d1d74c9..7d8ff82 100644
--- a/app/src/main/java/icu/nullptr/twifucker/UrlHook.kt
+++ b/app/src/main/java/icu/nullptr/twifucker/hook/UrlHook.kt
@@ -1,4 +1,4 @@
-package icu.nullptr.twifucker
+package icu.nullptr.twifucker.hook
 
 import android.content.ClipData
 import android.content.Intent
@@ -45,4 +45,4 @@ fun urlHook() {
         Log.i("Handle Url")
         param.args[1] = clearExtraParams(text)
     }
-}
\ No newline at end of file
+}
diff --git a/app/src/main/java/icu/nullptr/twifucker/Utils.kt b/app/src/main/java/icu/nullptr/twifucker/hook/Utils.kt
similarity index 91%
rename from app/src/main/java/icu/nullptr/twifucker/Utils.kt
rename to app/src/main/java/icu/nullptr/twifucker/hook/Utils.kt
index 363dfb9..92497c3 100644
--- a/app/src/main/java/icu/nullptr/twifucker/Utils.kt
+++ b/app/src/main/java/icu/nullptr/twifucker/hook/Utils.kt
@@ -1,4 +1,4 @@
-package icu.nullptr.twifucker
+package icu.nullptr.twifucker.hook
 
 import android.content.Context
 import android.content.SharedPreferences
diff --git a/app/src/main/java/icu/nullptr/twifucker/hook/activity/Main.kt b/app/src/main/java/icu/nullptr/twifucker/hook/activity/Main.kt
new file mode 100644
index 0000000..5eb419a
--- /dev/null
+++ b/app/src/main/java/icu/nullptr/twifucker/hook/activity/Main.kt
@@ -0,0 +1,24 @@
+package icu.nullptr.twifucker.hook.activity
+
+import android.app.Activity
+import com.github.kyuubiran.ezxhelper.utils.Log
+import com.github.kyuubiran.ezxhelper.utils.findMethod
+import com.github.kyuubiran.ezxhelper.utils.hookAfter
+import icu.nullptr.twifucker.BuildConfig
+import icu.nullptr.twifucker.hook.modulePrefs
+import icu.nullptr.twifucker.ui.SettingsDialog
+
+fun mainActivityHook() {
+    findMethod("com.twitter.app.main.MainActivity") {
+        name == "onResume"
+    }.hookAfter { param ->
+        Log.d("MainActivity onResume")
+        if (modulePrefs.getBoolean("first_run", true)) {
+            SettingsDialog(param.thisObject as Activity)
+            modulePrefs.edit().putBoolean("first_run", false).apply()
+        }
+        if (modulePrefs.getBoolean("show_toast", true)) {
+            Log.toast("TwiFucker version ${BuildConfig.VERSION_NAME}")
+        }
+    }
+}
diff --git a/app/src/main/java/icu/nullptr/twifucker/SettingsHook.kt b/app/src/main/java/icu/nullptr/twifucker/hook/activity/Settings.kt
similarity index 87%
rename from app/src/main/java/icu/nullptr/twifucker/SettingsHook.kt
rename to app/src/main/java/icu/nullptr/twifucker/hook/activity/Settings.kt
index 45e21d1..8274be8 100644
--- a/app/src/main/java/icu/nullptr/twifucker/SettingsHook.kt
+++ b/app/src/main/java/icu/nullptr/twifucker/hook/activity/Settings.kt
@@ -1,4 +1,4 @@
-package icu.nullptr.twifucker
+package icu.nullptr.twifucker.hook.activity
 
 import android.app.Activity
 import com.github.kyuubiran.ezxhelper.utils.findMethod
@@ -6,7 +6,7 @@ import com.github.kyuubiran.ezxhelper.utils.hookReplace
 import com.github.kyuubiran.ezxhelper.utils.loadClass
 import icu.nullptr.twifucker.ui.SettingsDialog
 
-fun settingsHook() {
+fun settingsActivityHook() {
     findMethod("com.twitter.app.settings.AboutActivity") {
         parameterTypes.size == 1 && parameterTypes[0] == loadClass("android.preference.Preference")
     }.hookReplace { param ->
diff --git a/app/src/main/res/values/strings.xml b/app/src/main/res/values/strings.xml
index c63c67e..dec53df 100644
--- a/app/src/main/res/values/strings.xml
+++ b/app/src/main/res/values/strings.xml
@@ -4,9 +4,11 @@
     <string name="save_restart">save and restart</string>
 
     <string name="settings_dismiss">dismiss</string>
+    <string name="settings_general">General</string>
     <string name="settings_main">Main</string>
     <string name="settings_extra">Extra</string>
 
+    <string name="show_toast_title">Show Toast on Start</string>
     <string name="disable_promoted_content_title">Disable Promoted Content</string>
     <string name="disable_promoted_user_title">Disable Promoted User</string>
     <string name="disable_promoted_trends_title">Disable Promoted Trends</string>
@@ -14,6 +16,7 @@
     <string name="disable_who_to_follow_title">Disable Who to Follow</string>
     <string name="disable_topics_to_follow_title">Disable Topics to Follow</string>
 
+    <string name="show_toast_summary">You can find this page through settings/additional/version</string>
     <string name="disable_promoted_content_summary">home/profile/search timeline</string>
     <string name="disable_promoted_user_summary">home/profile/search timeline</string>
     <string name="disable_promoted_trends_summary">search</string>
diff --git a/app/src/main/res/xml/settings_dialog.xml b/app/src/main/res/xml/settings_dialog.xml
index e157cf9..1943da8 100644
--- a/app/src/main/res/xml/settings_dialog.xml
+++ b/app/src/main/res/xml/settings_dialog.xml
@@ -1,5 +1,12 @@
 <?xml version="1.0" encoding="utf-8"?>
 <PreferenceScreen xmlns:android="http://schemas.android.com/apk/res/android">
+    <PreferenceCategory android:title="@string/settings_general">
+        <SwitchPreference
+            android:defaultValue="true"
+            android:key="show_toast"
+            android:summary="@string/show_toast_summary"
+            android:title="@string/show_toast_title" />
+    </PreferenceCategory>
     <PreferenceCategory android:title="@string/settings_main">
         <SwitchPreference
             android:defaultValue="true"