diff --git a/app/src/main/java/com/mime/dualscreenview/activity/Intro.kt b/app/src/main/java/com/mime/dualscreenview/activity/Intro.kt
index d1c9244..4290dee 100644
--- a/app/src/main/java/com/mime/dualscreenview/activity/Intro.kt
+++ b/app/src/main/java/com/mime/dualscreenview/activity/Intro.kt
@@ -523,7 +523,7 @@ class Intro : Base() , MainControllInterface, PagedTextViewInterface {
     }
 
     override fun onBackPressed() {
-        super.onBackPressed()
+//        super.onBackPressed()
         var layer = findViewById<PagedTextLayout>(R.id.paged_layer)
 
 //        if (!didBackPress) {
@@ -547,7 +547,7 @@ class Intro : Base() , MainControllInterface, PagedTextViewInterface {
             firstBackPress()
             return
         } else {
-            finish()
+            finishAffinity()
             didBackPress = false
         }
     }