diff --git a/app/build.gradle.kts b/app/build.gradle.kts
index 00cbc45..67a4c34 100644
--- a/app/build.gradle.kts
+++ b/app/build.gradle.kts
@@ -11,7 +11,7 @@ android {
         applicationId = "cn.kylebing.blackberry.q10_keyboard"
         minSdk = 18
         targetSdk = 34
-        versionCode = 7
+        versionCode = 18
         versionName = "1.5"
 
         testInstrumentationRunner = "androidx.test.runner.AndroidJUnitRunner"
diff --git a/app/src/main/java/cn/kylebing/blackberry/q10_keyboard/MainActivity.kt b/app/src/main/java/cn/kylebing/blackberry/q10_keyboard/MainActivity.kt
index 7e063e6..e075f14 100644
--- a/app/src/main/java/cn/kylebing/blackberry/q10_keyboard/MainActivity.kt
+++ b/app/src/main/java/cn/kylebing/blackberry/q10_keyboard/MainActivity.kt
@@ -1,14 +1,18 @@
 package cn.kylebing.blackberry.q10_keyboard
 
 import android.bluetooth.BluetoothAdapter
+import android.bluetooth.BluetoothDevice
 import android.bluetooth.BluetoothManager
+import android.content.BroadcastReceiver
+import android.content.Context
 import android.content.Intent
+import android.content.IntentFilter
 import android.content.pm.PackageManager
 import android.os.Bundle
 import android.os.CountDownTimer
-import android.view.View
 import android.widget.Button
 import android.widget.TextView
+import android.widget.Toast
 import androidx.appcompat.app.AppCompatActivity
 
 
@@ -30,6 +34,10 @@ class MainActivity : AppCompatActivity() {
 
         refreshBlueToothInfo() // 刷新蓝牙信息
 
+        /**
+         * 按钮事件
+         */
+
         // bluetooth on
         findViewById<Button>(R.id.button_turn_on_bluetooth)
             .setOnClickListener {
@@ -47,8 +55,57 @@ class MainActivity : AppCompatActivity() {
             .setOnClickListener {
                 setBluetoothCanBeFound()
             }
+
+        // bluetooth receive
+        findViewById<Button>(R.id.button_receive_connection)
+            .setOnClickListener {
+                receiveBTDeviceConnection()
+            }
+    }
+
+
+    override fun onDestroy() {
+        super.onDestroy()
+        // Don't forget to unregister the ACTION_FOUND receiver.
+        unregisterReceiver(receiver)
+    }
+
+
+    /**
+     * 查找附近蓝牙设备
+     */
+
+    // Create a BroadcastReceiver for ACTION_FOUND.
+    // 创建一个广播接收器： ACTION_FOUND
+    private val receiver = object : BroadcastReceiver() {
+        override fun onReceive(context: Context, intent: Intent) {
+            val textViewOther: TextView = findViewById<TextView>(R.id.textViewOther)
+            when (intent.action) {
+                BluetoothDevice.ACTION_FOUND -> {
+                    // Discovery has found a device. Get the BluetoothDevice
+                    // object and its info from the Intent.
+                    val device: BluetoothDevice? =
+                        intent.getParcelableExtra(BluetoothDevice.EXTRA_DEVICE)
+                    val deviceName = device?.name
+                    val deviceHardwareAddress = device?.address // MAC address
+                    textViewOther.text = "${textViewOther.text}\n新设备名: ${deviceName}, 地址: ${deviceHardwareAddress}"
+                }
+            }
+        }
     }
 
+    private fun receiveBTDeviceConnection(){
+        // Register for broadcasts when a device is discovered.
+        // 发现设备后创建一个接收器
+        val filter = IntentFilter(BluetoothDevice.ACTION_FOUND)
+        registerReceiver(receiver, filter)
+        Toast
+            .makeText(applicationContext, "已开启接收附近蓝牙设备的连接", Toast.LENGTH_SHORT)
+            .show()
+    }
+
+
+
     /**
      * 设置蓝牙可被发现
      */
@@ -59,6 +116,9 @@ class MainActivity : AppCompatActivity() {
                 putExtra(BluetoothAdapter.EXTRA_DISCOVERABLE_DURATION, 100)
             }
         startActivityForResult(discoverableIntent, requestCode)
+        Toast
+            .makeText(applicationContext, "已开启可被发现", Toast.LENGTH_SHORT)
+            .show()
     }
 
     /**
@@ -89,12 +149,15 @@ class MainActivity : AppCompatActivity() {
                 textViewOther.text = "配对的蓝牙设备数量为 ${mBtAdapter.bondedDevices.size}"
                 var deviceSetString = ""
                 mBtAdapter.bondedDevices.forEach { device ->
-                    deviceSetString = deviceSetString + device.toString() + ","
+                    deviceSetString = deviceSetString + device.toString() + ",\n"
                 }
                 textViewOther.text =
-                    "配对的蓝牙设备数量为：${mBtAdapter.bondedDevices.size}个\n 设备信息为：$deviceSetString"
+                    "配对的蓝牙设备数量为：${mBtAdapter.bondedDevices.size}个\n设备信息为：\n$deviceSetString"
             }
         }
+        Toast
+            .makeText(applicationContext, "已开启蓝牙", Toast.LENGTH_SHORT)
+            .show()
     }
 
     /**
@@ -116,5 +179,8 @@ class MainActivity : AppCompatActivity() {
                     "配对的蓝牙设备数量为：${mBtAdapter.bondedDevices.size}个\n设备信息为：\n$deviceSetString"
             }
         }
+        Toast
+            .makeText(applicationContext, "已刷新", Toast.LENGTH_SHORT)
+            .show()
     }
 }
diff --git a/app/src/main/res/layout/blue_tooth_feathers.xml b/app/src/main/res/layout/blue_tooth_feathers.xml
index d27e4bd..a783f9f 100644
--- a/app/src/main/res/layout/blue_tooth_feathers.xml
+++ b/app/src/main/res/layout/blue_tooth_feathers.xml
@@ -37,64 +37,83 @@
                 />
         </LinearLayout>
 
+        <LinearLayout
+            android:layout_height="wrap_content"
+            android:layout_width="match_parent"
+            android:orientation="horizontal">
+            <TextView
+                android:id="@+id/textViewBlueTooth"
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:paddingLeft="20dp"
+                android:text="蓝牙权限"
+                android:textColor="@color/white"
+                android:textSize="18dp" />
+            <TextView
+                android:id="@+id/textViewBlueToothLE"
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:paddingLeft="20dp"
+                android:text="低功耗蓝牙权限"
+                android:textColor="@color/white"
+                android:textSize="18dp" />
+        </LinearLayout>
 
         <ScrollView
+            android:background="#111"
+            android:layout_marginTop="5dp"
             android:layout_width="match_parent"
-            android:layout_height="200dp">
-            <LinearLayout
-                android:layout_height="wrap_content"
+            android:layout_marginBottom="5dp"
+            android:padding="5dp"
+            android:layout_height="150dp">
+            <TextView
+                android:id="@+id/textViewOther"
                 android:layout_width="match_parent"
-                android:orientation="vertical">
-                <TextView
-                    android:id="@+id/textViewBlueTooth"
-                    android:layout_width="match_parent"
-                    android:layout_height="wrap_content"
-                    android:paddingLeft="20dp"
-                    android:text="蓝牙权限"
-                    android:textColor="@color/white"
-                    android:textSize="18dp" />
-
-                <TextView
-                    android:id="@+id/textViewBlueToothLE"
-                    android:layout_width="match_parent"
-                    android:layout_height="wrap_content"
-                    android:paddingLeft="20dp"
-                    android:text="低功耗蓝牙权限"
-                    android:textColor="@color/white"
-                    android:textSize="18dp" />
-
-                <TextView
-                    android:id="@+id/textViewOther"
-                    android:layout_width="match_parent"
-                    android:layout_height="wrap_content"
-                    android:paddingLeft="20dp"
-                    android:text="---"
-                    android:textColor="@color/white"
-                    android:textSize="18dp" />
-            </LinearLayout>
+                android:layout_height="wrap_content"
+                android:text="---"
+                android:textColor="@color/white"
+                android:textSize="18dp" />
         </ScrollView>
 
-
         <LinearLayout
+            android:gravity="center"
             android:orientation="horizontal"
             android:layout_width="match_parent"
-            android:layout_height="200dp"
+            android:layout_height="40dp"
             >
             <Button
                 android:id="@+id/button_turn_on_bluetooth"
                 android:layout_width="wrap_content"
                 android:layout_height="wrap_content"
+                android:layout_marginRight="5dp"
                 android:text="开启蓝牙" />
             <Button
                 android:id="@+id/button_refresh"
                 android:layout_width="wrap_content"
                 android:layout_height="wrap_content"
-                android:text="刷新蓝牙" />
+                android:layout_marginRight="5dp"
+                android:text="刷新" />
+
+        </LinearLayout>
+
+        <LinearLayout
+            android:gravity="center"
+            android:orientation="horizontal"
+            android:layout_width="match_parent"
+            android:layout_height="40dp"
+            >
+            <Button
+                android:id="@+id/button_receive_connection"
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:layout_marginRight="5dp"
+                android:text="接收连接" />
             <Button
                 android:id="@+id/button_be_found"
                 android:layout_width="wrap_content"
                 android:layout_height="wrap_content"
-                android:text="可被发现" />
+                android:layout_marginRight="5dp"
+                android:text="可被别人发现" />
 
         </LinearLayout>
 
diff --git a/move_app_to_external_storage.sh b/move_app_to_external_storage.sh
new file mode 100755
index 0000000..0ad6071
--- /dev/null
+++ b/move_app_to_external_storage.sh
@@ -0,0 +1,2 @@
+#!/bin/sh
+mv /Users/kyle/Documents/Android/Q10Keyboard/app/release/app-release.apk /Volumes/BBQ10_64GB/apps && diskutil unmountDisk /dev/disk6