diff --git a/app/src/main/res/layout/activity_main.xml b/app/src/main/res/layout/activity_main.xml
index 1a56618..3ceeb8a 100644
--- a/app/src/main/res/layout/activity_main.xml
+++ b/app/src/main/res/layout/activity_main.xml
@@ -12,11 +12,23 @@
         android:layout_height="wrap_content"
         android:layout_marginStart="16dp"
         android:layout_marginTop="16dp"
+        android:textSize="20dp"
         android:text="请先连接到设备的热点"
         app:layout_constraintStart_toStartOf="parent"
         app:layout_constraintTop_toTopOf="parent"
         />
 
+    <TextView
+        android:id="@+id/textView2"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_marginStart="16dp"
+        android:layout_marginTop="8dp"
+        android:text="（绿色图标为当前已连接热点）"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toBottomOf="@+id/textView"
+        />
+
     <ListView
         android:id="@+id/listView"
         android:layout_width="match_parent"
@@ -24,7 +36,7 @@
         android:layout_marginStart="8dp"
         android:layout_marginTop="16dp"
         app:layout_constraintStart_toStartOf="parent"
-        app:layout_constraintTop_toBottomOf="@+id/textView"
+        app:layout_constraintTop_toBottomOf="@+id/textView2"
         app:layout_constraintBottom_toBottomOf="parent" />