diff --git a/app_main/src/main/java/cn/rrg/rdv/activities/main/AppMain.java b/app_main/src/main/java/cn/rrg/rdv/activities/main/AppMain.java
index b6bd92c3..721701c3 100644
--- a/app_main/src/main/java/cn/rrg/rdv/activities/main/AppMain.java
+++ b/app_main/src/main/java/cn/rrg/rdv/activities/main/AppMain.java
@@ -1,6 +1,5 @@
 package cn.rrg.rdv.activities.main;
 
-import android.content.Intent;
 import android.os.Bundle;
 import android.view.MenuItem;
 
diff --git a/app_main/src/main/java/cn/rrg/rdv/activities/main/PM3FlasherMainActivity.java b/app_main/src/main/java/cn/rrg/rdv/activities/main/PM3FlasherMainActivity.java
index df352929..c8d7cd3f 100644
--- a/app_main/src/main/java/cn/rrg/rdv/activities/main/PM3FlasherMainActivity.java
+++ b/app_main/src/main/java/cn/rrg/rdv/activities/main/PM3FlasherMainActivity.java
@@ -51,6 +51,8 @@ public class PM3FlasherMainActivity extends BaseActivity implements DevCallback<
 
         initViews();
         initActions();
+
+        setStatus(true);
     }
 
     private void initViews() {