diff --git a/app/src/main/AndroidManifest.xml b/app/src/main/AndroidManifest.xml
index 3b862ee..db7a453 100644
--- a/app/src/main/AndroidManifest.xml
+++ b/app/src/main/AndroidManifest.xml
@@ -1,5 +1,6 @@
 <?xml version="1.0" encoding="utf-8"?>
-<manifest xmlns:android="http://schemas.android.com/apk/res/android">
+<manifest xmlns:tools="http://schemas.android.com/tools"
+    xmlns:android="http://schemas.android.com/apk/res/android">
 
     <uses-feature
         android:name="android.hardware.touchscreen"
@@ -11,9 +12,14 @@
     <uses-permission android:name="android.permission.INTERNET" />
     <uses-permission android:name="android.permission.ACCESS_NETWORK_STATE" />
     <uses-permission android:name="android.permission.POST_NOTIFICATIONS" />
-    <uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE" />
     <uses-permission android:name="android.permission.RECEIVE_BOOT_COMPLETED" />
     <uses-permission android:name="android.permission.REQUEST_INSTALL_PACKAGES" />
+    <uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE"
+        tools:ignore="ScopedStorage" />
+    <uses-permission android:name="android.permission.READ_EXTERNAL_STORAGE"
+        tools:ignore="ScopedStorage" />
+    <uses-permission android:name="android.permission.READ_LOGS"
+        tools:ignore="ProtectedPermissions" />
 
     <application
         android:name=".MyTVApplication"
@@ -26,7 +32,8 @@
         android:networkSecurityConfig="@xml/network"
         android:supportsRtl="true"
         android:theme="@style/Theme.MyTV"
-        android:usesCleartextTraffic="true">
+        android:usesCleartextTraffic="true"
+        tools:ignore="UnusedAttribute">
         <activity
             android:name=".MainActivity"
             android:exported="true"
@@ -34,7 +41,6 @@
             android:screenOrientation="landscape">
             <intent-filter>
                 <action android:name="android.intent.action.MAIN" />
-
                 <category android:name="android.intent.category.LEANBACK_LAUNCHER" />
                 <category android:name="android.intent.category.LAUNCHER" />
             </intent-filter>
@@ -55,7 +61,8 @@
             android:name=".NetworkChangeReceiver"
             android:exported="true">
             <intent-filter>
-                <action android:name="android.net.conn.CONNECTIVITY_CHANGE" />
+                <action android:name="android.net.conn.CONNECTIVITY_CHANGE"
+                    tools:ignore="BatteryLife" />
             </intent-filter>
         </receiver>
 
@@ -75,4 +82,4 @@
                 android:resource="@xml/file_paths" />
         </provider>
     </application>
-</manifest>
\ No newline at end of file
+</manifest>
diff --git a/app/src/main/java/com/lizongying/mytv/MainActivity.kt b/app/src/main/java/com/lizongying/mytv/MainActivity.kt
index 3d5d49a..cee1495 100644
--- a/app/src/main/java/com/lizongying/mytv/MainActivity.kt
+++ b/app/src/main/java/com/lizongying/mytv/MainActivity.kt
@@ -1,7 +1,9 @@
 package com.lizongying.mytv
 
+import android.content.pm.PackageManager
 import android.os.Build
 import android.os.Bundle
+import android.os.Environment
 import android.os.Handler
 import android.os.Looper
 import android.util.Log
@@ -15,6 +17,8 @@ import android.view.View.SYSTEM_UI_FLAG_LAYOUT_FULLSCREEN
 import android.view.View.SYSTEM_UI_FLAG_LAYOUT_HIDE_NAVIGATION
 import android.view.WindowManager
 import android.widget.Toast
+import androidx.core.app.ActivityCompat
+import androidx.core.content.ContextCompat
 import androidx.fragment.app.Fragment
 import androidx.fragment.app.FragmentActivity
 import androidx.lifecycle.lifecycleScope
@@ -24,7 +28,11 @@ import kotlinx.coroutines.CoroutineStart
 import kotlinx.coroutines.Dispatchers
 import kotlinx.coroutines.async
 import kotlinx.coroutines.launch
-
+import java.io.File
+import java.text.SimpleDateFormat
+import java.util.Date
+import java.util.Locale
+import android.Manifest
 
 class MainActivity : FragmentActivity(), Request.RequestListener, OnSharedPreferenceChangeListener {
 
@@ -68,6 +76,32 @@ class MainActivity : FragmentActivity(), Request.RequestListener, OnSharedPrefer
             window.setAttributes(lp)
         }
 
+        // 检查并请求权限
+        if (ContextCompat.checkSelfPermission(this, Manifest.permission.WRITE_EXTERNAL_STORAGE) != PackageManager.PERMISSION_GRANTED) {
+            if (ActivityCompat.shouldShowRequestPermissionRationale(this, Manifest.permission.WRITE_EXTERNAL_STORAGE)) {
+                Toast.makeText(this, "应用需要写入存储的权限以保存日志文件。", Toast.LENGTH_LONG).show()
+            } else {
+                ActivityCompat.requestPermissions(this, arrayOf(Manifest.permission.WRITE_EXTERNAL_STORAGE, Manifest.permission.READ_EXTERNAL_STORAGE), PERMISSION_REQUEST_CODE)
+            }
+        }
+
+        val dateFormat = SimpleDateFormat("yyyyMMdd_HHmmss", Locale.getDefault())
+        val currentTime = dateFormat.format(Date())
+        val fileName = "myTvLogFile_$currentTime.txt"
+
+        try {
+            val downloadsDirectory = Environment.getExternalStoragePublicDirectory(Environment.DIRECTORY_DOWNLOADS)
+            val outputFile = File(downloadsDirectory, fileName)
+
+            if (!outputFile.exists()) {
+                outputFile.createNewFile()
+            }
+            logFile.startCapturingToFile(outputFile)
+
+            Log.d(TAG, "File created: ${outputFile.absolutePath}")
+        } catch (e: Exception) {
+            Log.e(TAG, "Error creating file", e)
+        }
 
         window.decorView.apply {
             systemUiVisibility =
@@ -624,6 +658,7 @@ class MainActivity : FragmentActivity(), Request.RequestListener, OnSharedPrefer
 
     private companion object {
         const val TAG = "MainActivity"
+        const val PERMISSION_REQUEST_CODE = 1
     }
 
     override fun onSharedPreferenceChanged(key: String) {
diff --git a/app/src/main/java/com/lizongying/mytv/logFile.java b/app/src/main/java/com/lizongying/mytv/logFile.java
new file mode 100644
index 0000000..3e161bc
--- /dev/null
+++ b/app/src/main/java/com/lizongying/mytv/logFile.java
@@ -0,0 +1,43 @@
+package com.lizongying.mytv;
+
+import java.io.BufferedReader;
+import java.io.BufferedWriter;
+import java.io.File;
+import java.io.FileWriter;
+import java.io.InputStreamReader;
+import android.util.Log;
+
+public class logFile {
+    private static final String TAG = "logFile";  // 日志标签定义
+
+    public static void startCapturingToFile(File outputFile) {
+        new Thread(() -> {
+            Process clearProcess = null;
+            Process logcatProcess = null;
+
+            try {
+                // 清除当前logcat缓存
+                clearProcess = Runtime.getRuntime().exec("logcat -c");
+
+                logcatProcess = Runtime.getRuntime().exec("logcat");
+                BufferedReader reader = new BufferedReader(new InputStreamReader(logcatProcess.getInputStream()));
+                BufferedWriter writer =new BufferedWriter(new FileWriter(outputFile, true));
+
+                String line;
+                while ((line = reader.readLine()) != null) {
+                    writer.append(line).append("\n");
+                }
+
+                writer.flush();
+                writer.close();
+                reader.close();
+
+            } catch (Exception e) {
+                Log.e(TAG, "Error capturing log to file", e);
+            } finally {
+                if (clearProcess != null) clearProcess.destroy();
+                if (logcatProcess != null) logcatProcess.destroy();
+            }
+        }).start();
+    }
+}