diff --git a/app/build.gradle.kts b/app/build.gradle.kts
index f82226f..c43adde 100644
--- a/app/build.gradle.kts
+++ b/app/build.gradle.kts
@@ -21,21 +21,24 @@ android {
         applicationId = "com.bintianqi.owndroid"
         minSdk = 21
         targetSdk = 34
-        versionCode = 27
-        versionName = "5.2"
+        versionCode = 28
+        versionName = "5.3"
         multiDexEnabled = false
-        signingConfig = signingConfigs.getByName("testkey")
     }
 
     buildTypes {
         release {
-            project.gradle.startParameter.excludedTaskNames.add("lint")
+            //project.gradle.startParameter.excludedTaskNames.add("lint")
             isMinifyEnabled = true
             isShrinkResources = true
             proguardFiles(
                 getDefaultProguardFile("proguard-android-optimize.txt"),
                 "proguard-rules.pro"
             )
+            signingConfig = signingConfigs.getByName("testkey")
+        }
+        debug {
+            signingConfig = signingConfigs.getByName("testkey")
         }
     }
     compileOptions {
@@ -75,4 +78,5 @@ dependencies {
     implementation(libs.androidx.navigation.compose)
     implementation(libs.shizuku.provider)
     implementation(libs.shizuku.api)
+    implementation(libs.androidx.biometric)
 }
\ No newline at end of file
diff --git a/app/src/main/AndroidManifest.xml b/app/src/main/AndroidManifest.xml
index ea56320..efeb69c 100644
--- a/app/src/main/AndroidManifest.xml
+++ b/app/src/main/AndroidManifest.xml
@@ -45,7 +45,6 @@
                 <category android:name="android.intent.category.LAUNCHER" />
             </intent-filter>
         </activity>
-
         <receiver
             android:name=".Receiver"
             android:description="@string/app_name"
diff --git a/app/src/main/java/com/bintianqi/owndroid/Auth.kt b/app/src/main/java/com/bintianqi/owndroid/Auth.kt
new file mode 100644
index 0000000..2305b26
--- /dev/null
+++ b/app/src/main/java/com/bintianqi/owndroid/Auth.kt
@@ -0,0 +1,153 @@
+package com.bintianqi.owndroid
+
+import android.annotation.SuppressLint
+import android.content.Context
+import android.os.Bundle
+import android.util.Log
+import android.view.LayoutInflater
+import android.view.View
+import android.view.ViewGroup
+import androidx.biometric.BiometricManager
+import androidx.biometric.BiometricPrompt
+import androidx.biometric.BiometricPrompt.AuthenticationCallback
+import androidx.biometric.BiometricPrompt.PromptInfo.Builder
+import androidx.compose.foundation.background
+import androidx.compose.foundation.layout.Arrangement
+import androidx.compose.foundation.layout.Column
+import androidx.compose.foundation.layout.fillMaxSize
+import androidx.compose.material3.Button
+import androidx.compose.material3.MaterialTheme
+import androidx.compose.material3.Text
+import androidx.compose.runtime.Composable
+import androidx.compose.runtime.LaunchedEffect
+import androidx.compose.runtime.MutableState
+import androidx.compose.runtime.mutableStateOf
+import androidx.compose.ui.Alignment
+import androidx.compose.ui.Modifier
+import androidx.compose.ui.platform.ComposeView
+import androidx.compose.ui.res.stringResource
+import androidx.core.content.ContextCompat
+import androidx.fragment.app.Fragment
+import androidx.lifecycle.lifecycleScope
+import com.bintianqi.owndroid.ui.theme.OwnDroidTheme
+import kotlinx.coroutines.Dispatchers
+import kotlinx.coroutines.delay
+import kotlinx.coroutines.launch
+
+class AuthFragment: Fragment() {
+    @SuppressLint("UnrememberedMutableState")
+    override fun onCreateView(inflater: LayoutInflater, container: ViewGroup?, savedInstanceState: Bundle?): View {
+        val context = requireContext()
+        val sharedPref = context.getSharedPreferences("data", Context.MODE_PRIVATE)!!
+        val canStartAuth = mutableStateOf(true)
+        val onAuthSucceed = {
+            val fragmentManager = this.parentFragmentManager
+            val transaction = fragmentManager.beginTransaction()
+            transaction.setCustomAnimations(R.anim.enter, R.anim.exit)
+            transaction.remove(this@AuthFragment).commit()
+        }
+        val promptInfo = Builder()
+            .setTitle(context.getText(R.string.authenticate))
+            .setSubtitle(context.getText(R.string.auth_with_bio))
+            .setConfirmationRequired(true)
+        var fallback = false
+        val callback = object: AuthenticationCallback() {
+            override fun onAuthenticationSucceeded(result: BiometricPrompt.AuthenticationResult) {
+                super.onAuthenticationSucceeded(result)
+                onAuthSucceed()
+            }
+            override fun onAuthenticationError(errorCode: Int, errString: CharSequence) {
+                super.onAuthenticationError(errorCode, errString)
+                when(errorCode){
+                    BiometricPrompt.ERROR_NO_DEVICE_CREDENTIAL -> onAuthSucceed()
+                    BiometricPrompt.ERROR_NEGATIVE_BUTTON -> fallback = true
+                    else -> canStartAuth.value = true
+                }
+                Log.e("OwnDroid", errString.toString())
+            }
+        }
+        lifecycleScope.launch(Dispatchers.Main) {
+            while(true){
+                if(fallback){
+                    val fallbackPromptInfo = Builder()
+                        .setAllowedAuthenticators(BiometricManager.Authenticators.DEVICE_CREDENTIAL)
+                        .setTitle(context.getText(R.string.authenticate))
+                        .setSubtitle(context.getText(R.string.auth_with_password))
+                        .setConfirmationRequired(true)
+                        .build()
+                    val executor = ContextCompat.getMainExecutor(requireContext())
+                    val biometricPrompt = BiometricPrompt(requireActivity(), executor, callback)
+                    biometricPrompt.authenticate(fallbackPromptInfo)
+                    break
+                }
+                delay(50)
+            }
+        }
+        return ComposeView(requireContext()).apply {
+            setContent {
+                val materialYou = mutableStateOf(sharedPref.getBoolean("material_you",true))
+                val blackTheme = mutableStateOf(sharedPref.getBoolean("black_theme", false))
+                OwnDroidTheme(materialYou.value, blackTheme.value) {
+                    Auth(this@AuthFragment, promptInfo, callback, canStartAuth)
+                }
+            }
+        }
+    }
+}
+
+@Composable
+fun Auth(activity: Fragment, promptInfo: Builder, callback: AuthenticationCallback, canStartAuth: MutableState<Boolean>) {
+    Column(
+        horizontalAlignment = Alignment.CenterHorizontally,
+        verticalArrangement = Arrangement.Center,
+        modifier = Modifier.fillMaxSize().background(MaterialTheme.colorScheme.background)
+    ){
+        Text(
+            text = stringResource(R.string.authenticate),
+            style = MaterialTheme.typography.headlineLarge,
+            color = MaterialTheme.colorScheme.onBackground
+        )
+        LaunchedEffect(Unit){
+            delay(300)
+            startAuth(activity, promptInfo, callback)
+            canStartAuth.value = false
+        }
+        Button(
+            onClick = {
+                startAuth(activity, promptInfo, callback)
+                canStartAuth.value = false
+            },
+            enabled = canStartAuth.value
+        ){
+            Text(text = stringResource(R.string.start))
+        }
+    }
+}
+
+private fun startAuth(activity: Fragment, promptInfo: Builder, callback: AuthenticationCallback){
+    val context = activity.requireContext()
+    val bioManager = BiometricManager.from(context)
+    val sharedPref = context.getSharedPreferences("data", Context.MODE_PRIVATE)
+    if(sharedPref.getBoolean("bio_auth", false)){
+        when(BiometricManager.BIOMETRIC_SUCCESS){
+            bioManager.canAuthenticate(BiometricManager.Authenticators.BIOMETRIC_STRONG) ->
+                promptInfo
+                    .setAllowedAuthenticators(BiometricManager.Authenticators.BIOMETRIC_STRONG)
+                    .setNegativeButtonText(context.getText(R.string.use_password))
+            bioManager.canAuthenticate(BiometricManager.Authenticators.BIOMETRIC_WEAK) ->
+                promptInfo
+                    .setAllowedAuthenticators(BiometricManager.Authenticators.BIOMETRIC_WEAK)
+                    .setNegativeButtonText(context.getText(R.string.use_password))
+            else -> promptInfo
+                .setAllowedAuthenticators(BiometricManager.Authenticators.DEVICE_CREDENTIAL)
+                .setSubtitle(context.getText(R.string.auth_with_password))
+        }
+    }else{
+        promptInfo
+            .setAllowedAuthenticators(BiometricManager.Authenticators.DEVICE_CREDENTIAL)
+            .setSubtitle(context.getText(R.string.auth_with_password))
+    }
+    val executor = ContextCompat.getMainExecutor(context)
+    val biometricPrompt = BiometricPrompt(activity, executor, callback)
+    biometricPrompt.authenticate(promptInfo.build())
+}
diff --git a/app/src/main/java/com/bintianqi/owndroid/MainActivity.kt b/app/src/main/java/com/bintianqi/owndroid/MainActivity.kt
index b2aa449..1fcb3e9 100644
--- a/app/src/main/java/com/bintianqi/owndroid/MainActivity.kt
+++ b/app/src/main/java/com/bintianqi/owndroid/MainActivity.kt
@@ -6,9 +6,11 @@ import android.content.ComponentName
 import android.content.Context
 import android.os.Build.VERSION
 import android.os.Bundle
+import android.view.LayoutInflater
+import android.view.View
+import android.view.ViewGroup
 import android.widget.Toast
 import androidx.activity.ComponentActivity
-import androidx.activity.compose.setContent
 import androidx.activity.enableEdgeToEdge
 import androidx.compose.foundation.background
 import androidx.compose.foundation.clickable
@@ -27,12 +29,15 @@ import androidx.compose.ui.Alignment
 import androidx.compose.ui.Modifier
 import androidx.compose.ui.draw.clip
 import androidx.compose.ui.input.pointer.pointerInput
+import androidx.compose.ui.platform.ComposeView
 import androidx.compose.ui.platform.LocalContext
 import androidx.compose.ui.platform.LocalFocusManager
 import androidx.compose.ui.res.painterResource
 import androidx.compose.ui.res.stringResource
 import androidx.compose.ui.unit.dp
 import androidx.core.view.WindowCompat
+import androidx.fragment.app.Fragment
+import androidx.fragment.app.FragmentActivity
 import androidx.navigation.NavHostController
 import androidx.navigation.compose.NavHost
 import androidx.navigation.compose.composable
@@ -45,21 +50,65 @@ import java.util.Locale
 
 var backToHome = false
 @ExperimentalMaterial3Api
-class MainActivity : ComponentActivity() {
+class MainActivity : FragmentActivity() {
+    private var auth = false
     @SuppressLint("UnrememberedMutableState")
     override fun onCreate(savedInstanceState: Bundle?) {
+        registerActivityResult(this)
         enableEdgeToEdge()
         WindowCompat.setDecorFitsSystemWindows(window, false)
         super.onCreate(savedInstanceState)
-        registerActivityResult(this)
-        val locale = applicationContext.resources.configuration.locale
-        zhCN = locale==Locale.SIMPLIFIED_CHINESE||locale==Locale.CHINESE||locale==Locale.CHINA
+        setContentView(R.layout.base)
         val sharedPref = applicationContext.getSharedPreferences("data", Context.MODE_PRIVATE)
-        setContent {
-            val materialYou = mutableStateOf(sharedPref.getBoolean("material_you",true))
-            val blackTheme = mutableStateOf(sharedPref.getBoolean("black_theme", false))
-            OwnDroidTheme(materialYou.value, blackTheme.value){
-                Home(materialYou, blackTheme)
+        val fragmentManager = supportFragmentManager
+        val transaction = fragmentManager.beginTransaction()
+        transaction.add(R.id.base, HomeFragment(), "home")
+        if(sharedPref.getBoolean("auth", false)){
+            transaction.add(R.id.base, AuthFragment(), "auth")
+        }
+        transaction.commit()
+        val locale = applicationContext.resources?.configuration?.locale
+        zhCN = locale==Locale.SIMPLIFIED_CHINESE||locale==Locale.CHINESE||locale==Locale.CHINA
+    }
+
+    override fun onResume() {
+        super.onResume()
+        if(auth){
+            val sharedPref = applicationContext.getSharedPreferences("data", Context.MODE_PRIVATE)
+            if(
+                sharedPref.getBoolean("auth", false) &&
+                sharedPref.getBoolean("lock_in_background", false)
+            ){
+                val fragmentManager = supportFragmentManager
+                val fragment = fragmentManager.findFragmentByTag("auth")
+                if(fragment == null){
+                    val transaction = fragmentManager.beginTransaction()
+                    transaction.setCustomAnimations(R.anim.enter, R.anim.exit)
+                    transaction.add(R.id.base, AuthFragment(), "auth").commit()
+                }
+            }
+            auth = false
+        }
+    }
+
+    override fun onRestart() {
+        super.onRestart()
+        auth = true
+    }
+}
+
+class HomeFragment: Fragment() {
+    @OptIn(ExperimentalMaterial3Api::class)
+    @SuppressLint("UnrememberedMutableState")
+    override fun onCreateView(inflater: LayoutInflater, container: ViewGroup?, savedInstanceState: Bundle?): View {
+        val sharedPref = context?.getSharedPreferences("data", Context.MODE_PRIVATE)!!
+        return ComposeView(requireContext()).apply {
+            setContent {
+                val materialYou = mutableStateOf(sharedPref.getBoolean("material_you",true))
+                val blackTheme = mutableStateOf(sharedPref.getBoolean("black_theme", false))
+                OwnDroidTheme(materialYou.value, blackTheme.value){
+                    Home(materialYou, blackTheme)
+                }
             }
         }
     }
@@ -96,18 +145,18 @@ fun Home(materialYou:MutableState<Boolean>, blackTheme:MutableState<Boolean>){
         popEnterTransition = Animations.navHostPopEnterTransition,
         popExitTransition = Animations.navHostPopExitTransition
     ){
-        composable(route = "HomePage", content = { HomePage(navCtrl, pkgName)})
-        composable(route = "SystemManage", content = { SystemManage(navCtrl) })
-        composable(route = "ManagedProfile", content = {ManagedProfile(navCtrl)})
-        composable(route = "Permissions", content = { DpmPermissions(navCtrl)})
-        composable(route = "ApplicationManage", content = { ApplicationManage(navCtrl, pkgName, dialogStatus)})
-        composable(route = "UserRestriction", content = { UserRestriction(navCtrl)})
-        composable(route = "UserManage", content = { UserManage(navCtrl)})
-        composable(route = "Password", content = { Password(navCtrl)})
-        composable(route = "AppSetting", content = { AppSetting(navCtrl, materialYou, blackTheme)})
-        composable(route = "Network", content = {Network(navCtrl)})
-        composable(route = "PackageSelector"){PackageSelector(navCtrl, pkgName)}
-        composable(route = "PermissionPicker"){PermissionPicker(navCtrl)}
+        composable(route = "HomePage"){ HomePage(navCtrl, pkgName) }
+        composable(route = "SystemManage"){ SystemManage(navCtrl) }
+        composable(route = "ManagedProfile"){ ManagedProfile(navCtrl) }
+        composable(route = "Permissions"){ DpmPermissions(navCtrl) }
+        composable(route = "ApplicationManage"){ ApplicationManage(navCtrl, pkgName, dialogStatus)}
+        composable(route = "UserRestriction"){ UserRestriction(navCtrl) }
+        composable(route = "UserManage"){ UserManage(navCtrl) }
+        composable(route = "Password"){ Password(navCtrl) }
+        composable(route = "AppSetting"){ AppSetting(navCtrl, materialYou, blackTheme) }
+        composable(route = "Network"){ Network(navCtrl) }
+        composable(route = "PackageSelector"){ PackageSelector(navCtrl, pkgName) }
+        composable(route = "PermissionPicker"){ PermissionPicker(navCtrl) }
     }
     LaunchedEffect(Unit){
         val profileInited = sharedPref.getBoolean("ManagedProfileActivated",false)
diff --git a/app/src/main/java/com/bintianqi/owndroid/Setting.kt b/app/src/main/java/com/bintianqi/owndroid/Setting.kt
index c6efe35..dadc215 100644
--- a/app/src/main/java/com/bintianqi/owndroid/Setting.kt
+++ b/app/src/main/java/com/bintianqi/owndroid/Setting.kt
@@ -5,18 +5,13 @@ import android.content.Intent
 import android.net.Uri
 import android.os.Build.VERSION
 import androidx.compose.foundation.isSystemInDarkTheme
-import androidx.compose.foundation.layout.Column
-import androidx.compose.foundation.layout.Spacer
-import androidx.compose.foundation.layout.fillMaxSize
-import androidx.compose.foundation.layout.padding
+import androidx.compose.foundation.layout.*
 import androidx.compose.foundation.rememberScrollState
 import androidx.compose.foundation.verticalScroll
 import androidx.compose.material3.MaterialTheme.typography
 import androidx.compose.material3.Scaffold
 import androidx.compose.material3.Text
-import androidx.compose.runtime.Composable
-import androidx.compose.runtime.MutableState
-import androidx.compose.runtime.getValue
+import androidx.compose.runtime.*
 import androidx.compose.ui.Modifier
 import androidx.compose.ui.platform.LocalContext
 import androidx.compose.ui.res.stringResource
@@ -26,10 +21,7 @@ import androidx.navigation.compose.NavHost
 import androidx.navigation.compose.composable
 import androidx.navigation.compose.currentBackStackEntryAsState
 import androidx.navigation.compose.rememberNavController
-import com.bintianqi.owndroid.ui.Animations
-import com.bintianqi.owndroid.ui.SubPageItem
-import com.bintianqi.owndroid.ui.SwitchItem
-import com.bintianqi.owndroid.ui.TopBar
+import com.bintianqi.owndroid.ui.*
 
 @Composable
 fun AppSetting(navCtrl:NavHostController, materialYou: MutableState<Boolean>, blackTheme: MutableState<Boolean>){
@@ -56,9 +48,10 @@ fun AppSetting(navCtrl:NavHostController, materialYou: MutableState<Boolean>, bl
             popExitTransition = Animations.navHostPopExitTransition,
             modifier = Modifier.padding(top = it.calculateTopPadding())
         ){
-            composable(route = "Home"){Home(localNavCtrl)}
-            composable(route = "Settings"){Settings(materialYou, blackTheme)}
-            composable(route = "About"){About()}
+            composable(route = "Home"){ Home(localNavCtrl) }
+            composable(route = "Theme"){ ThemeSettings(materialYou, blackTheme) }
+            composable(route = "Auth"){ AuthSettings() }
+            composable(route = "About"){ About() }
         }
     }
 }
@@ -66,13 +59,14 @@ fun AppSetting(navCtrl:NavHostController, materialYou: MutableState<Boolean>, bl
 @Composable
 private fun Home(navCtrl: NavHostController){
     Column(modifier = Modifier.fillMaxSize()){
-        SubPageItem(R.string.setting,"",R.drawable.settings_fill0){navCtrl.navigate("Settings")}
+        SubPageItem(R.string.theme,"",R.drawable.format_paint_fill0){navCtrl.navigate("Theme")}
+        SubPageItem(R.string.security,"",R.drawable.lock_fill0){navCtrl.navigate("Auth")}
         SubPageItem(R.string.about,"",R.drawable.info_fill0){navCtrl.navigate("About")}
     }
 }
 
 @Composable
-private fun Settings(materialYou:MutableState<Boolean>, blackTheme:MutableState<Boolean>){
+private fun ThemeSettings(materialYou:MutableState<Boolean>, blackTheme:MutableState<Boolean>){
     val sharedPref = LocalContext.current.getSharedPreferences("data", Context.MODE_PRIVATE)
     Column(modifier = Modifier.fillMaxSize().verticalScroll(rememberScrollState())) {
         if(VERSION.SDK_INT>=31){
@@ -98,6 +92,39 @@ private fun Settings(materialYou:MutableState<Boolean>, blackTheme:MutableState<
     }
 }
 
+@Composable
+private fun AuthSettings(){
+    val sharedPref = LocalContext.current.getSharedPreferences("data", Context.MODE_PRIVATE)
+    var auth by remember{ mutableStateOf(sharedPref.getBoolean("auth",false)) }
+    Column(modifier = Modifier.fillMaxSize().verticalScroll(rememberScrollState())) {
+        SwitchItem(
+            R.string.lock_owndroid, "", null,
+            { auth },
+            {
+                sharedPref.edit().putBoolean("auth",it).apply()
+                auth = sharedPref.getBoolean("auth",false)
+            }
+        )
+        if(auth){
+            SwitchItem(
+                R.string.enable_bio_auth, "", null,
+                { sharedPref.getBoolean("bio_auth",false) },
+                { sharedPref.edit().putBoolean("bio_auth",it).apply() }
+            )
+            SwitchItem(
+                R.string.lock_in_background, "", null,
+                { sharedPref.getBoolean("lock_in_background",false) },
+                { sharedPref.edit().putBoolean("lock_in_background",it).apply() }
+            )
+        }
+        Box(modifier = Modifier.padding(horizontal = 8.dp)){
+            Information {
+                Text(text = stringResource(R.string.auth_on_start))
+            }
+        }
+    }
+}
+
 @Composable
 private fun About(){
     val context = LocalContext.current
diff --git a/app/src/main/res/anim/enter.xml b/app/src/main/res/anim/enter.xml
new file mode 100644
index 0000000..56ebee1
--- /dev/null
+++ b/app/src/main/res/anim/enter.xml
@@ -0,0 +1,18 @@
+<?xml version="1.0" encoding="utf-8"?>
+<set xmlns:android="http://schemas.android.com/apk/res/android">
+    <scale
+        android:interpolator="@android:anim/accelerate_decelerate_interpolator"
+        android:fromXScale="0.95"
+        android:toXScale="1.0"
+        android:fromYScale="0.95"
+        android:toYScale="1.0"
+        android:pivotX="50%"
+        android:pivotY="50%"
+        android:fillAfter="false"
+        android:duration="200" />
+    <alpha
+        android:duration="150"
+        android:fromAlpha="0.0"
+        android:interpolator="@android:anim/accelerate_interpolator"
+        android:toAlpha="1.0" />
+</set>
diff --git a/app/src/main/res/anim/exit.xml b/app/src/main/res/anim/exit.xml
new file mode 100644
index 0000000..facb15f
--- /dev/null
+++ b/app/src/main/res/anim/exit.xml
@@ -0,0 +1,8 @@
+<?xml version="1.0" encoding="utf-8"?>
+<set xmlns:android="http://schemas.android.com/apk/res/android">
+    <alpha
+        android:duration="250"
+        android:fromAlpha="1.0"
+        android:interpolator="@android:anim/accelerate_interpolator"
+        android:toAlpha="0.0" />
+</set>
diff --git a/app/src/main/res/drawable/format_paint_fill0.xml b/app/src/main/res/drawable/format_paint_fill0.xml
new file mode 100644
index 0000000..3ef2f9e
--- /dev/null
+++ b/app/src/main/res/drawable/format_paint_fill0.xml
@@ -0,0 +1,9 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="24dp"
+    android:height="24dp"
+    android:viewportWidth="960"
+    android:viewportHeight="960">
+  <path
+      android:pathData="M440,880q-33,0 -56.5,-23.5T360,800v-160L240,640q-33,0 -56.5,-23.5T160,560v-280q0,-66 47,-113t113,-47h480v440q0,33 -23.5,56.5T720,640L600,640v160q0,33 -23.5,56.5T520,880h-80ZM240,400h480v-200h-40v160h-80v-160h-40v80h-80v-80L320,200q-33,0 -56.5,23.5T240,280v120ZM240,560h480v-80L240,480v80ZM240,560v-80,80Z"
+      android:fillColor="#FF000000"/>
+</vector>
diff --git a/app/src/main/res/layout/base.xml b/app/src/main/res/layout/base.xml
new file mode 100644
index 0000000..b6d7e67
--- /dev/null
+++ b/app/src/main/res/layout/base.xml
@@ -0,0 +1,8 @@
+<?xml version="1.0" encoding="utf-8"?>
+
+<FrameLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    android:id="@+id/base"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent">
+
+</FrameLayout>
diff --git a/app/src/main/res/values-zh-rCN/strings.xml b/app/src/main/res/values-zh-rCN/strings.xml
index bb31a11..3212770 100644
--- a/app/src/main/res/values-zh-rCN/strings.xml
+++ b/app/src/main/res/values-zh-rCN/strings.xml
@@ -46,6 +46,7 @@
     <string name="file_not_exist">文件不存在</string>
     <string name="io_exception">IO异常</string>
     <string name="current_status_is">当前状态：</string>
+    <string name="start">开始</string>
 
     <!--Permissions-->
     <string name="click_to_activate">点击以激活</string>
@@ -478,9 +479,20 @@
     <string name="about_desc">使用安卓的Device admin、Device owner、Profile owner，全方位掌控你的设备</string>
     <string name="user_guide">使用教程</string>
     <string name="source_code">源代码</string>
+    <string name="theme">主题</string>
     <string name="amoled_black">纯黑夜间主题</string>
     <string name="blackTheme_desc">需要打开夜间模式</string>
 
+    <string name="security">安全</string>
+    <string name="lock_owndroid">锁定OwnDroid</string>
+    <string name="enable_bio_auth">使用生物识别</string>
+    <string name="authenticate">验证</string>
+    <string name="auth_on_start">在OwnDroid启动时使用锁屏密码或生物识别进行验证</string>
+    <string name="use_password">使用密码</string>
+    <string name="auth_with_password">使用密码进行验证</string>
+    <string name="auth_with_bio">使用生物识别进行验证</string>
+    <string name="lock_in_background">处于后台时锁定</string>
+
     <!--AndroidPermission-->
     <string name="permission_READ_EXTERNAL_STORAGE">读取外部存储</string>
     <string name="permission_WRITE_EXTERNAL_STORAGE">写入外部存储</string>
diff --git a/app/src/main/res/values/strings.xml b/app/src/main/res/values/strings.xml
index df0a295..014617b 100644
--- a/app/src/main/res/values/strings.xml
+++ b/app/src/main/res/values/strings.xml
@@ -49,6 +49,7 @@
     <string name="file_not_exist">File not exist</string>
     <string name="io_exception">IO Exception</string>
     <string name="current_status_is">Current status:&#160;</string>
+    <string name="start">Start</string>
 
     <!--Permissions-->
     <string name="click_to_activate">Click to activate</string>
@@ -493,9 +494,20 @@
     <string name="about_desc">Use Device admin, Profile owner and Device owner privilege to take full control of your device. </string>
     <string name="user_guide">User guide</string>
     <string name="source_code">Source code</string>
+    <string name="theme">Theme</string>
     <string name="amoled_black">Black theme</string>
     <string name="blackTheme_desc">Require dark mode on</string>
 
+    <string name="security">Security</string>
+    <string name="lock_owndroid">Lock OwnDroid</string>
+    <string name="enable_bio_auth">Auth with biometrics</string>
+    <string name="authenticate">Authenticate</string>
+    <string name="auth_on_start">Authenticating with keyguard password or biometrics when OwnDroid launch</string>
+    <string name="use_password">Use password</string>
+    <string name="auth_with_password">Authenticate OwnDroid with password</string>
+    <string name="auth_with_bio">Authenticate OwnDroid with biometrics</string>
+    <string name="lock_in_background">Lock when switch to background</string>
+
     <!--AndroidPermission-->
     <string name="permission_READ_EXTERNAL_STORAGE">Read external storage</string>
     <string name="permission_WRITE_EXTERNAL_STORAGE">Write external storage</string>
diff --git a/app/src/main/res/values/themes.xml b/app/src/main/res/values/themes.xml
index c9379a0..55bb275 100644
--- a/app/src/main/res/values/themes.xml
+++ b/app/src/main/res/values/themes.xml
@@ -3,6 +3,5 @@
     <style name="Theme.OwnDroid" parent="android:Theme.Material.Light.NoActionBar">
         <item name="android:navigationBarColor">#FFFFFF</item>
         <item name="android:statusBarColor">#FFFFFF</item>
-        <item name="android:windowSwipeToDismiss">true</item>
     </style>
 </resources>
diff --git a/gradle/libs.versions.toml b/gradle/libs.versions.toml
index 58301ad..016e4a5 100644
--- a/gradle/libs.versions.toml
+++ b/gradle/libs.versions.toml
@@ -7,6 +7,7 @@ navigation-compose = "2.7.7"
 material3 = "1.2.1"
 accompanist-drawablepainter = "0.35.0-alpha"
 shizuku = "13.1.5"
+biometric = "1.2.0-alpha05"
 
 [libraries]
 androidx-activity-compose = { module = "androidx.activity:activity-compose", version.ref = "androidx-activity-compose" }
@@ -16,6 +17,7 @@ androidx-ui-graphics = { module = "androidx.compose.ui:ui-graphics" }
 androidx-ui = { module = "androidx.compose.ui:ui" }
 
 accompanist-drawablepainter = { module = "com.google.accompanist:accompanist-drawablepainter", version.ref = "accompanist-drawablepainter" }
+androidx-biometric = { group = "androidx.biometric", name = "biometric", version.ref = "biometric" }
 
 shizuku-provider = { module = "dev.rikka.shizuku:provider", version.ref = "shizuku" }
 shizuku-api = { module = "dev.rikka.shizuku:api", version.ref = "shizuku" }