diff --git a/app/src/main/java/io/legado/app/App.kt b/app/src/main/java/io/legado/app/App.kt
index 02d5cf63d..8c2ca84a5 100644
--- a/app/src/main/java/io/legado/app/App.kt
+++ b/app/src/main/java/io/legado/app/App.kt
@@ -28,6 +28,7 @@ import io.legado.app.help.RuleBigDataHelp
 import io.legado.app.help.book.BookHelp
 import io.legado.app.help.config.AppConfig
 import io.legado.app.help.config.ThemeConfig.applyDayNight
+import io.legado.app.help.config.ThemeConfig.initNightMode
 import io.legado.app.help.coroutine.Coroutine
 import io.legado.app.help.http.Cronet
 import io.legado.app.help.http.ObsoleteUrlFactory
@@ -55,27 +56,27 @@ class App : Application() {
     override fun onCreate() {
         super.onCreate()
         CrashHandler(this)
-        LogUtils.init(this)
-        LogUtils.d("App", "onCreate")
         if (isDebuggable) {
             ThreadUtils.setThreadAssertsDisabledForTesting(true)
         }
         oldConfig = Configuration(resources.configuration)
-        //预下载Cronet so
-        Cronet.preDownload()
-        createNotificationChannels()
-        LiveEventBus.config()
-            .lifecycleObserverAlwaysActive(true)
-            .autoClear(false)
-            .enableLogger(BuildConfig.DEBUG || AppConfig.recordLog)
-            .setLogger(EventLogger())
-        applyDayNight(this)
+        initNightMode()
         registerActivityLifecycleCallbacks(LifecycleHelp)
         defaultSharedPreferences.registerOnSharedPreferenceChangeListener(AppConfig)
-        DefaultData.upVersion()
-        AppFreezeMonitor.init(this)
         Coroutine.async {
+            LogUtils.init(this@App)
+            LogUtils.d("App", "onCreate")
             LogUtils.logDeviceInfo()
+            //预下载Cronet so
+            Cronet.preDownload()
+            createNotificationChannels()
+            LiveEventBus.config()
+                .lifecycleObserverAlwaysActive(true)
+                .autoClear(false)
+                .enableLogger(BuildConfig.DEBUG || AppConfig.recordLog)
+                .setLogger(EventLogger())
+            DefaultData.upVersion()
+            AppFreezeMonitor.init(this@App)
             URL.setURLStreamHandlerFactory(ObsoleteUrlFactory(okHttpClient))
             launch { installGmsTlsProvider(appCtx) }
             RhinoScriptEngine
diff --git a/app/src/main/java/io/legado/app/help/config/ThemeConfig.kt b/app/src/main/java/io/legado/app/help/config/ThemeConfig.kt
index 2296d30a6..21d9b9926 100644
--- a/app/src/main/java/io/legado/app/help/config/ThemeConfig.kt
+++ b/app/src/main/java/io/legado/app/help/config/ThemeConfig.kt
@@ -57,7 +57,7 @@ object ThemeConfig {
         postEvent(EventBus.RECREATE, "")
     }
 
-    private fun initNightMode() {
+    fun initNightMode() {
         val targetMode =
             if (AppConfig.isNightTheme) {
                 AppCompatDelegate.MODE_NIGHT_YES
diff --git a/app/src/main/java/io/legado/app/utils/LogUtils.kt b/app/src/main/java/io/legado/app/utils/LogUtils.kt
index ac742b672..cf1a1ca88 100644
--- a/app/src/main/java/io/legado/app/utils/LogUtils.kt
+++ b/app/src/main/java/io/legado/app/utils/LogUtils.kt
@@ -10,6 +10,7 @@ import io.legado.app.BuildConfig
 import io.legado.app.constant.AppConst
 import io.legado.app.constant.AppLog
 import io.legado.app.help.config.AppConfig
+import io.legado.app.help.globalExecutor
 import splitties.init.appCtx
 import java.text.SimpleDateFormat
 import java.util.Date
@@ -26,7 +27,9 @@ object LogUtils {
     val logTimeFormat by lazy { SimpleDateFormat(TIME_PATTERN) }
 
     fun init(context: Context) {
-        fileHandler = createFileHandler(context)
+        fileHandler = createFileHandler(context)?.also {
+            logger.addHandler(it)
+        }
     }
 
     @JvmStatic
@@ -46,11 +49,7 @@ object LogUtils {
     }
 
     val logger: Logger by lazy {
-        Logger.getLogger("Legado").apply {
-            fileHandler?.let {
-                addHandler(it)
-            }
-        }
+        Logger.getLogger("Legado")
     }
 
     private var fileHandler: FileHandler? = null
@@ -59,10 +58,12 @@ object LogUtils {
         try {
             val root = context.externalCacheDir ?: return null
             val logFolder = FileUtils.createFolderIfNotExist(root, "logs")
-            val expiredTime = System.currentTimeMillis() - 7.days.inWholeMilliseconds
-            logFolder.listFiles()?.forEach {
-                if (it.lastModified() < expiredTime || it.name.endsWith(".lck")) {
-                    it.delete()
+            globalExecutor.execute {
+                val expiredTime = System.currentTimeMillis() - 7.days.inWholeMilliseconds
+                logFolder.listFiles()?.forEach {
+                    if (it.lastModified() < expiredTime || it.name.endsWith(".lck")) {
+                        it.delete()
+                    }
                 }
             }
             val date = getCurrentDateStr(TIME_PATTERN)