diff --git a/app/src/main/AndroidManifest.xml b/app/src/main/AndroidManifest.xml
index 96cfa5e..3f29dab 100644
--- a/app/src/main/AndroidManifest.xml
+++ b/app/src/main/AndroidManifest.xml
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="utf-8"?>
 <manifest xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:tools="http://schemas.android.com/tools" >
+    xmlns:tools="http://schemas.android.com/tools">
 
     <uses-permission android:name="android.permission.INTERNET" />
     <uses-permission android:name="android.permission.ACCESS_NETWORK_STATE" />
@@ -16,34 +16,47 @@
         android:supportsRtl="true"
         android:theme="@style/Theme.WriteEpc"
         android:usesCleartextTraffic="true"
-        tools:targetApi="31" >
+        tools:targetApi="31">
         <activity
             android:name=".SettingsActivity"
             android:exported="false"
             android:label="@string/title_activity_settings" />
-
-        <activity android:name=".IntentSelectActivity"
-            android:theme="@style/traceActivityStyle"
+    <activity
+            android:name=".SettingsActivity2"
             android:exported="false"/>
 
+        <activity
+            android:name=".IntentSelectActivity"
+            android:exported="false"
+            android:theme="@style/traceActivityStyle" />
+
         <activity
             android:name=".ShuangqianActivity2"
-            android:theme="@style/traceActivityStyle"
-            android:exported="false" />
+            android:exported="false"
+            android:theme="@style/traceActivityStyle" />
         <activity
             android:name=".HomeActivity"
-            android:exported="true" >
+            android:exported="true">
             <intent-filter>
                 <action android:name="android.intent.action.MAIN" />
-
                 <category android:name="android.intent.category.LAUNCHER" />
             </intent-filter>
         </activity>
         <activity
-            android:name=".ShuangqianActivity"
-            android:exported="true" >
+            android:name=".HomeActivity2"
+            android:exported="true"
+            android:label="轮胎信息追溯">
+            <intent-filter>
+                <action android:name="android.intent.action.MAIN" />
+                <category android:name="android.intent.category.LAUNCHER" />
+            </intent-filter>
         </activity>
 
+
+        <activity
+            android:name=".ShuangqianActivity"
+            android:exported="true"></activity>
+
         <receiver
             android:name=".broadcast.MyScannerReceiver"
             android:enabled="true"
@@ -57,7 +70,7 @@
             android:theme="@style/socketActivityStyle" />
         <activity
             android:name=".KillActivity"
-            android:exported="true" >
+            android:exported="true">
 
             <!-- <intent-filter> -->
             <!-- <action android:name="android.intent.action.MAIN" /> -->
@@ -66,7 +79,7 @@
         </activity>
         <activity
             android:name=".MoreActivity"
-            android:exported="true" >
+            android:exported="true">
 
             <!-- <intent-filter> -->
             <!-- <action android:name="android.intent.action.MAIN" /> -->
@@ -75,12 +88,12 @@
         </activity>
         <activity
             android:name=".MainActivity"
-            android:exported="true" >
-<!--            <intent-filter>-->
-<!--                <action android:name="android.intent.action.MAIN" />-->
+            android:exported="true">
+            <!--            <intent-filter>-->
+            <!--                <action android:name="android.intent.action.MAIN" />-->
 
-<!--                <category android:name="android.intent.category.LAUNCHER" />-->
-<!--            </intent-filter>-->
+            <!--                <category android:name="android.intent.category.LAUNCHER" />-->
+            <!--            </intent-filter>-->
         </activity>
     </application>
 
diff --git a/app/src/main/java/com/example/writeepc/HomeActivity.java b/app/src/main/java/com/example/writeepc/HomeActivity.java
index 1fb600f..e3c5dc4 100644
--- a/app/src/main/java/com/example/writeepc/HomeActivity.java
+++ b/app/src/main/java/com/example/writeepc/HomeActivity.java
@@ -24,7 +24,7 @@ public class HomeActivity extends BaseActivity {
         RadioButton button2 = this.findViewById(R.id.home_2);
         RadioButton button1_1 = this.findViewById(R.id.home_1_1);
         RadioButton button4 = this.findViewById(R.id.home_4);
-        RadioButton button3 = this.findViewById(R.id.home_3);
+
         Intent intent = new Intent(this, ShuangqianActivity.class);
         button1.setOnClickListener(v -> {
             intent.putExtra("type",true);
@@ -42,9 +42,7 @@ public class HomeActivity extends BaseActivity {
             startActivity(new Intent(this, SettingsActivity.class));
         });
 
-          button3.setOnClickListener(v -> {
-            startActivity(new Intent(this, IntentSelectActivity.class));
-        });
+
 
 
     }
diff --git a/app/src/main/java/com/example/writeepc/HomeActivity2.java b/app/src/main/java/com/example/writeepc/HomeActivity2.java
new file mode 100644
index 0000000..43b7238
--- /dev/null
+++ b/app/src/main/java/com/example/writeepc/HomeActivity2.java
@@ -0,0 +1,59 @@
+package com.example.writeepc;
+
+import android.content.Intent;
+import android.os.Bundle;
+import android.view.KeyEvent;
+import android.widget.RadioButton;
+import android.widget.Toast;
+
+import com.example.writeepc.base.BaseActivity;
+import com.example.writeepc.base.MyApplication;
+import com.handheld.uhfr.UHFRManager;
+
+public class HomeActivity2 extends BaseActivity {
+    private UHFRManager uhfrManager;
+    private long exitTime = 0L;
+
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        setContentView(R.layout.activity_home2);
+        uhfrManager = UHFRManager.getInstance();
+        MyApplication.getApplication().setUhfrManager(uhfrManager);
+
+        RadioButton button4 = this.findViewById(R.id.home2_4);
+        RadioButton button3 = this.findViewById(R.id.home2_3);
+        button4.setOnClickListener(v -> {
+            startActivity(new Intent(this, SettingsActivity2.class));
+        });
+
+          button3.setOnClickListener(v -> {
+            startActivity(new Intent(this, IntentSelectActivity.class));
+        });
+
+
+    }
+
+    @Override
+    public boolean onKeyDown(int keyCode, KeyEvent event) {
+        if (keyCode == 4) {
+            if ((System.currentTimeMillis() - exitTime) > 2000) {
+                Toast.makeText(getApplicationContext(), "再按一次退出程序", Toast.LENGTH_SHORT).show();
+                exitTime = System.currentTimeMillis();
+                return true;
+            } else {
+                finish();
+            }
+        }
+        return false;
+    }
+
+    @Override
+    protected void onDestroy() {
+        super.onDestroy();
+        if (uhfrManager != null) {
+            uhfrManager.close();
+            uhfrManager = null;
+        }
+    }
+}
\ No newline at end of file
diff --git a/app/src/main/java/com/example/writeepc/IntentSelectActivity.java b/app/src/main/java/com/example/writeepc/IntentSelectActivity.java
index 94fc02c..1899e02 100644
--- a/app/src/main/java/com/example/writeepc/IntentSelectActivity.java
+++ b/app/src/main/java/com/example/writeepc/IntentSelectActivity.java
@@ -56,7 +56,7 @@ public class IntentSelectActivity extends BaseActivity {
         binding = DataBindingUtil.setContentView(this, R.layout.activity_intent_select);
         initUHFRManager1();
         // 设置功率
-        String powerTrace1 = SharedPreferencesUtils.getstring("powerTrace", "22");
+        String powerTrace1 = SharedPreferencesUtils.getstring("powerTrace2", "22");
         int powerTrace = Integer.parseInt(powerTrace1);
         Reader.READER_ERR readerErr = uhfrManager.setPower(powerTrace, powerTrace);
         Log.e("TAG", "追溯设置功率" + powerTrace1 + ":" + readerErr.name());
diff --git a/app/src/main/java/com/example/writeepc/SettingsActivity.java b/app/src/main/java/com/example/writeepc/SettingsActivity.java
index 1c7194d..8b31fed 100644
--- a/app/src/main/java/com/example/writeepc/SettingsActivity.java
+++ b/app/src/main/java/com/example/writeepc/SettingsActivity.java
@@ -17,7 +17,7 @@ import java.util.List;
 public class SettingsActivity extends AppCompatActivity {
     private Spinner powerBinding;
     private Spinner powerTrace;
-    private EditText settingIp;
+    // private EditText settingIp;
 
     @Override
     protected void onCreate(Bundle savedInstanceState) {
@@ -26,19 +26,19 @@ public class SettingsActivity extends AppCompatActivity {
                 DataBindingUtil.setContentView(this, R.layout.settings_activity);
         powerBinding = binding.selectPowerBinding;
         powerTrace = binding.selectPowerTrace;
-        settingIp = binding.settingIp;
+        // settingIp = binding.settingIp;
         String bindingPower = SharedPreferencesUtils.getstring("powerBinding", "22");
         String tracePower = SharedPreferencesUtils.getstring("powerTrace", "22");
         List<String> powerList = Arrays.asList(getResources().getStringArray(R.array.power));
         powerBinding.setSelection(powerList.indexOf(bindingPower));
         powerTrace.setSelection(powerList.indexOf(tracePower));
-        settingIp.setText(SharedPreferencesUtils.getstring("ip", "https://rfidpub.haohuatire.com:7443"));
+        // settingIp.setText(SharedPreferencesUtils.getstring("ip", "https://rfidpub.haohuatire.com:7443"));
     }
 
     public void saveInfo(View view) {
         SharedPreferencesUtils.putstring("powerBinding", powerBinding.getSelectedItem().toString());
         SharedPreferencesUtils.putstring("powerTrace", powerTrace.getSelectedItem().toString());
-        SharedPreferencesUtils.putstring("ip", settingIp.getText().toString());
+        // SharedPreferencesUtils.putstring("ip", settingIp.getText().toString());
         finish();
     }
 }
\ No newline at end of file
diff --git a/app/src/main/java/com/example/writeepc/SettingsActivity2.java b/app/src/main/java/com/example/writeepc/SettingsActivity2.java
new file mode 100644
index 0000000..a30cf42
--- /dev/null
+++ b/app/src/main/java/com/example/writeepc/SettingsActivity2.java
@@ -0,0 +1,45 @@
+package com.example.writeepc;
+
+import android.os.Bundle;
+import android.view.View;
+import android.widget.EditText;
+import android.widget.Spinner;
+
+import androidx.appcompat.app.AppCompatActivity;
+import androidx.databinding.DataBindingUtil;
+
+import com.example.writeepc.databinding.SettingsActivity2Binding;
+import com.example.writeepc.databinding.SettingsActivityBinding;
+import com.example.writeepc.utils.SharedPreferencesUtils;
+
+import java.util.Arrays;
+import java.util.List;
+
+public class SettingsActivity2 extends AppCompatActivity {
+
+    private Spinner powerTrace;
+    private EditText settingIp;
+
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        SettingsActivity2Binding binding =
+                DataBindingUtil.setContentView(this, R.layout.settings_activity2);
+
+        powerTrace = binding.selectPowerTrace;
+        settingIp = binding.settingIp;
+
+        String tracePower = SharedPreferencesUtils.getstring("powerTrace2", "22");
+        List<String> powerList = Arrays.asList(getResources().getStringArray(R.array.power));
+
+        powerTrace.setSelection(powerList.indexOf(tracePower));
+        settingIp.setText(SharedPreferencesUtils.getstring("ip", "https://rfidpub.haohuatire.com:7443"));
+    }
+
+    public void saveInfo(View view) {
+
+        SharedPreferencesUtils.putstring("powerTrace2", powerTrace.getSelectedItem().toString());
+        SharedPreferencesUtils.putstring("ip", settingIp.getText().toString());
+        finish();
+    }
+}
\ No newline at end of file
diff --git a/app/src/main/res/layout/activity_home.xml b/app/src/main/res/layout/activity_home.xml
index 5e60b23..94605f2 100644
--- a/app/src/main/res/layout/activity_home.xml
+++ b/app/src/main/res/layout/activity_home.xml
@@ -24,7 +24,7 @@
         android:layout_height="wrap_content"
         android:layout_marginTop="20dp"
         android:orientation="horizontal"
-        android:visibility="gone">
+  >
 
         <RadioButton
             android:id="@+id/home_1"
@@ -68,19 +68,8 @@
             android:drawablePadding="10dp"
             android:gravity="center"
             android:text="解绑"
-            android:textSize="20sp"
-            android:visibility="gone"/>
-        <RadioButton
-            android:id="@+id/home_3"
-            android:layout_width="match_parent"
-            android:layout_height="match_parent"
-            android:layout_weight="1"
-            android:button="@null"
-            android:drawableTop="@mipmap/ic_info"
-            android:drawablePadding="10dp"
-            android:gravity="center"
-            android:text="轮胎信息查询"
-            android:textSize="20sp" />
+            android:textSize="20sp"/>
+
         <RadioButton
             android:id="@+id/home_4"
             android:layout_width="match_parent"
diff --git a/app/src/main/res/layout/activity_home2.xml b/app/src/main/res/layout/activity_home2.xml
new file mode 100644
index 0000000..50409f6
--- /dev/null
+++ b/app/src/main/res/layout/activity_home2.xml
@@ -0,0 +1,58 @@
+<?xml version="1.0" encoding="utf-8"?>
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+
+    xmlns:tools="http://schemas.android.com/tools"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    android:orientation="vertical"
+    tools:context=".HomeActivity2">
+
+    <TextView
+
+        style="@style/info_text"
+        android:layout_width="match_parent"
+        android:layout_height="55dp"
+        android:background="#6750A4"
+        android:letterSpacing="0.2"
+        android:text="主页"
+        android:textColor="@color/white"
+        android:textSize="22sp"
+        android:textStyle="bold" />
+
+
+
+    <RadioGroup
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:layout_marginTop="20dp"
+        android:orientation="horizontal">
+
+
+        <RadioButton
+            android:id="@+id/home2_3"
+            android:layout_width="match_parent"
+            android:layout_height="match_parent"
+            android:layout_weight="1"
+            android:button="@null"
+            android:drawableTop="@mipmap/ic_info"
+            android:drawablePadding="10dp"
+            android:gravity="center"
+            android:text="轮胎信息查询"
+            android:textSize="20sp" />
+        <RadioButton
+            android:id="@+id/home2_4"
+            android:layout_width="match_parent"
+            android:layout_height="match_parent"
+            android:layout_weight="1"
+            android:button="@null"
+            android:drawableTop="@mipmap/home_setting"
+            android:drawablePadding="10dp"
+            android:gravity="center"
+            android:text="设置"
+            android:textSize="20sp" />
+
+    </RadioGroup>
+
+
+
+</LinearLayout>
\ No newline at end of file
diff --git a/app/src/main/res/layout/settings_activity.xml b/app/src/main/res/layout/settings_activity.xml
index 0edc765..3fcc68a 100644
--- a/app/src/main/res/layout/settings_activity.xml
+++ b/app/src/main/res/layout/settings_activity.xml
@@ -29,7 +29,6 @@
             android:layout_width="match_parent"
             android:layout_height="45dp"
             android:layout_marginTop="20dp"
-android:visibility="gone"
             android:orientation="horizontal">
 
             <TextView
@@ -73,21 +72,21 @@ android:visibility="gone"
 
 
 
-            <TextView
-                style="@style/info_text"
-                android:layout_width="110dp"
-                android:layout_height="45dp"
-                android:layout_gravity="center|left"
-                android:text="请求地址:" />
+<!--            <TextView-->
+<!--                style="@style/info_text"-->
+<!--                android:layout_width="110dp"-->
+<!--                android:layout_height="45dp"-->
+<!--                android:layout_gravity="center|left"-->
+<!--                android:text="请求地址:" />-->
 
-            <EditText
-                android:id="@+id/setting_ip"
-                android:layout_width="match_parent"
-                android:layout_height="45dp"
-                android:layout_gravity="center"
-                android:entries="@array/power"
-                android:lines="1"
-                android:textAlignment="center" />
+<!--            <EditText-->
+<!--                android:id="@+id/setting_ip"-->
+<!--                android:layout_width="match_parent"-->
+<!--                android:layout_height="45dp"-->
+<!--                android:layout_gravity="center"-->
+<!--                android:entries="@array/power"-->
+<!--                android:lines="1"-->
+<!--                android:textAlignment="center" />-->
 
 
         <View
diff --git a/app/src/main/res/layout/settings_activity2.xml b/app/src/main/res/layout/settings_activity2.xml
new file mode 100644
index 0000000..da9a26e
--- /dev/null
+++ b/app/src/main/res/layout/settings_activity2.xml
@@ -0,0 +1,85 @@
+<layout xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:tools="http://schemas.android.com/tools">
+
+    <data>
+
+    </data>
+
+    <LinearLayout
+        android:layout_width="match_parent"
+        android:layout_height="match_parent"
+        android:orientation="vertical"
+        tools:context=".SettingsActivity2">
+
+        <TextView
+
+            style="@style/info_text"
+            android:layout_width="match_parent"
+            android:layout_height="55dp"
+            android:layout_gravity="center"
+            android:background="#6750A4"
+            android:letterSpacing="1"
+            android:text="设置"
+            android:textColor="@color/white"
+            android:textSize="22sp"
+            android:textStyle="bold" />
+
+
+
+
+        <LinearLayout
+            android:layout_width="match_parent"
+            android:layout_height="45dp"
+            android:layout_marginTop="20dp"
+
+            android:orientation="horizontal">
+
+            <TextView
+                style="@style/info_text"
+                android:layout_width="110dp"
+                android:layout_height="45dp"
+                android:layout_gravity="center"
+                android:text="追溯功率:" />
+
+            <Spinner
+                android:id="@+id/select_power_trace"
+                android:layout_width="match_parent"
+                android:layout_height="45dp"
+                android:layout_gravity="center"
+                android:entries="@array/power"
+                android:textAlignment="center" />
+        </LinearLayout>
+
+
+
+            <TextView
+                style="@style/info_text"
+                android:layout_width="110dp"
+                android:layout_height="45dp"
+                android:layout_gravity="center|left"
+                android:text="请求地址:" />
+
+            <EditText
+                android:id="@+id/setting_ip"
+                android:layout_width="match_parent"
+                android:layout_height="45dp"
+                android:layout_gravity="center"
+                android:entries="@array/power"
+                android:lines="1"
+                android:textAlignment="center" />
+
+
+        <View
+            android:layout_width="match_parent"
+            android:layout_height="match_parent"
+            android:layout_weight="1" />
+
+        <Button
+            style="@style/button_style"
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:layout_marginBottom="20dp"
+            android:onClick="saveInfo"
+            android:text="保存并退出" />
+    </LinearLayout>
+</layout>
\ No newline at end of file