diff --git a/app/src/main/java/com/kanglai/push/ui/vm/MessageViewModel.java b/app/src/main/java/com/kanglai/push/ui/vm/MessageViewModel.java
index 8656858..fab6708 100644
--- a/app/src/main/java/com/kanglai/push/ui/vm/MessageViewModel.java
+++ b/app/src/main/java/com/kanglai/push/ui/vm/MessageViewModel.java
@@ -43,7 +43,7 @@ public class MessageViewModel extends ToolbarViewModel<MessageFragment> {
 
     public MessageViewModel(@NonNull Application application) {
         super(application);
-        super.setTitleText("友信");
+        super.setTitleText("有 信");
         // 注入服务组件
         DaggerServiceComponent
                 .builder()
diff --git a/app/src/main/res/drawable-xxhdpi/icon_umeng_push_default_splash_bg.png b/app/src/main/res/drawable-xxhdpi/icon_umeng_push_default_splash_bg.png
index ebacf14..37a2ed0 100644
Binary files a/app/src/main/res/drawable-xxhdpi/icon_umeng_push_default_splash_bg.png and b/app/src/main/res/drawable-xxhdpi/icon_umeng_push_default_splash_bg.png differ
diff --git a/library/core/src/main/res/drawable-hdpi/icon_app.png b/library/core/src/main/res/drawable-hdpi/icon_app.png
index ee5ba35..41f7083 100644
Binary files a/library/core/src/main/res/drawable-hdpi/icon_app.png and b/library/core/src/main/res/drawable-hdpi/icon_app.png differ
diff --git a/library/core/src/main/res/drawable-mdpi/icon_app.png b/library/core/src/main/res/drawable-mdpi/icon_app.png
index ee5ba35..41f7083 100644
Binary files a/library/core/src/main/res/drawable-mdpi/icon_app.png and b/library/core/src/main/res/drawable-mdpi/icon_app.png differ
diff --git a/library/core/src/main/res/drawable-xhdpi/icon_app.png b/library/core/src/main/res/drawable-xhdpi/icon_app.png
index ee5ba35..41f7083 100644
Binary files a/library/core/src/main/res/drawable-xhdpi/icon_app.png and b/library/core/src/main/res/drawable-xhdpi/icon_app.png differ
diff --git a/library/core/src/main/res/drawable-xxhdpi/icon_app.png b/library/core/src/main/res/drawable-xxhdpi/icon_app.png
index ee5ba35..41f7083 100644
Binary files a/library/core/src/main/res/drawable-xxhdpi/icon_app.png and b/library/core/src/main/res/drawable-xxhdpi/icon_app.png differ
diff --git a/library/core/src/main/res/drawable-xxhdpi/umeng_push_notification_default_large_icon.png b/library/core/src/main/res/drawable-xxhdpi/umeng_push_notification_default_large_icon.png
index 49a96c5..7b19216 100644
Binary files a/library/core/src/main/res/drawable-xxhdpi/umeng_push_notification_default_large_icon.png and b/library/core/src/main/res/drawable-xxhdpi/umeng_push_notification_default_large_icon.png differ
diff --git a/library/core/src/main/res/drawable-xxhdpi/umeng_push_notification_default_small_icon.png b/library/core/src/main/res/drawable-xxhdpi/umeng_push_notification_default_small_icon.png
index 869ef1e..fe1bb4a 100644
Binary files a/library/core/src/main/res/drawable-xxhdpi/umeng_push_notification_default_small_icon.png and b/library/core/src/main/res/drawable-xxhdpi/umeng_push_notification_default_small_icon.png differ
diff --git a/library/core/src/main/res/drawable-xxxhdpi/icon_app.png b/library/core/src/main/res/drawable-xxxhdpi/icon_app.png
index ee5ba35..41f7083 100644
Binary files a/library/core/src/main/res/drawable-xxxhdpi/icon_app.png and b/library/core/src/main/res/drawable-xxxhdpi/icon_app.png differ
diff --git a/library/core/src/main/res/values/strings.xml b/library/core/src/main/res/values/strings.xml
index e8f120b..d8cf023 100644
--- a/library/core/src/main/res/values/strings.xml
+++ b/library/core/src/main/res/values/strings.xml
@@ -1,11 +1,12 @@
 <resources>
-    <string name="app_name">友信</string>
+    <string name="app_name">有信</string>
     <string name="app_version">exploit-1.0.1</string>
     <string name="app_channel">kanglai-push</string>
     <string name="crash_error_activity_error_occurred_explanation">发生意外错误。\n抱歉，给您带来不便。</string>
     <string name="crash_error_activity_restart_app">重新启动</string>
     <string name="crash_error_activity_close_app">关闭程序</string>
     <string name="crash_error_activity_error_details">错误日志</string>
+
     <string name="crash_error_activity_error_details_title">错误详情</string>
     <string name="crash_error_activity_error_details_close">关闭</string>
     <string name="crash_error_activity_error_details_copy">复制日志</string>