diff --git a/app/build.gradle b/app/build.gradle
index 14b037c..710c85c 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -54,6 +54,7 @@ dependencies {
     implementation("com.google.accompanist:accompanist-navigation-animation:0.24.3-alpha")
     implementation "androidx.datastore:datastore-preferences:1.0.0"
     implementation "com.airbnb.android:lottie-compose:4.2.2"
+    implementation "androidx.hilt:hilt-work:1.0.0"
     implementation "androidx.work:work-runtime-ktx:2.8.0-alpha01"
     implementation "net.dankito.readability4j:readability4j:1.0.8"
     implementation "androidx.navigation:navigation-compose:2.5.0-alpha01"
diff --git a/app/src/main/AndroidManifest.xml b/app/src/main/AndroidManifest.xml
index d61d9fa..c3c90ef 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"
+    xmlns:tools="http://schemas.android.com/tools"
     package="me.ash.reader">
 
     <uses-permission android:name="android.permission.INTERNET" />
@@ -23,6 +24,11 @@
                 <category android:name="android.intent.category.LAUNCHER" />
             </intent-filter>
         </activity>
+        <provider
+            android:name="androidx.startup.InitializationProvider"
+            android:authorities="${applicationId}.androidx-startup"
+            tools:node="remove">
+        </provider>
     </application>
 
 </manifest>
\ No newline at end of file
diff --git a/app/src/main/java/me/ash/reader/App.kt b/app/src/main/java/me/ash/reader/App.kt
index f5d3855..a433564 100644
--- a/app/src/main/java/me/ash/reader/App.kt
+++ b/app/src/main/java/me/ash/reader/App.kt
@@ -1,22 +1,32 @@
 package me.ash.reader
 
 import android.app.Application
+import androidx.hilt.work.HiltWorkerFactory
+import androidx.work.*
 import dagger.hilt.android.HiltAndroidApp
+import kotlinx.coroutines.CoroutineScope
 import kotlinx.coroutines.DelicateCoroutinesApi
-import kotlinx.coroutines.GlobalScope
+import kotlinx.coroutines.Dispatchers
 import kotlinx.coroutines.launch
 import me.ash.reader.data.repository.*
 import me.ash.reader.data.source.OpmlLocalDataSource
 import me.ash.reader.data.source.ReaderDatabase
 import me.ash.reader.data.source.RssNetworkDataSource
+import java.util.concurrent.TimeUnit
 import javax.inject.Inject
 
 @DelicateCoroutinesApi
 @HiltAndroidApp
-class App : Application() {
+class App : Application(), Configuration.Provider {
     @Inject
     lateinit var readerDatabase: ReaderDatabase
 
+    @Inject
+    lateinit var workerFactory: HiltWorkerFactory
+
+    @Inject
+    lateinit var workManager: WorkManager
+
     @Inject
     lateinit var opmlLocalDataSource: OpmlLocalDataSource
 
@@ -44,15 +54,43 @@ class App : Application() {
     @Inject
     lateinit var rssRepository: RssRepository
 
+    private val applicationScope = CoroutineScope(Dispatchers.IO)
+
     override fun onCreate() {
         super.onCreate()
-        GlobalScope.launch {
-            if (accountRepository.isNoAccount()) {
-                val account = accountRepository.addDefaultAccount()
-                applicationContext.dataStore.put(DataStoreKeys.CurrentAccountId, account.id!!)
-                applicationContext.dataStore.put(DataStoreKeys.CurrentAccountType, account.type)
-            }
-            rssRepository.get().doSync(true)
+        applicationScope.launch {
+            accountInit()
+            workerInit()
         }
     }
+
+    private suspend fun accountInit() {
+        if (accountRepository.isNoAccount()) {
+            val account = accountRepository.addDefaultAccount()
+            applicationContext.dataStore.put(DataStoreKeys.CurrentAccountId, account.id!!)
+            applicationContext.dataStore.put(DataStoreKeys.CurrentAccountType, account.type)
+        }
+    }
+
+    private fun workerInit() {
+        val repeatingRequest = PeriodicWorkRequestBuilder<SyncWorker>(
+            15, TimeUnit.MINUTES
+        ).setConstraints(
+            Constraints.Builder()
+                .setRequiredNetworkType(NetworkType.CONNECTED)
+                .build()
+        ).addTag(SyncWorker.WORK_NAME).build()
+
+        workManager.enqueueUniquePeriodicWork(
+            SyncWorker.WORK_NAME,
+            ExistingPeriodicWorkPolicy.REPLACE,
+            repeatingRequest
+        )
+    }
+
+    override fun getWorkManagerConfiguration(): Configuration =
+        Configuration.Builder()
+            .setWorkerFactory(workerFactory)
+            .setMinimumLoggingLevel(android.util.Log.DEBUG)
+            .build()
 }
\ No newline at end of file
diff --git a/app/src/main/java/me/ash/reader/data/repository/AbstractRssRepository.kt b/app/src/main/java/me/ash/reader/data/repository/AbstractRssRepository.kt
index 91b0751..0149284 100644
--- a/app/src/main/java/me/ash/reader/data/repository/AbstractRssRepository.kt
+++ b/app/src/main/java/me/ash/reader/data/repository/AbstractRssRepository.kt
@@ -2,11 +2,18 @@ package me.ash.reader.data.repository
 
 import android.content.Context
 import android.util.Log
+import androidx.hilt.work.HiltWorker
 import androidx.paging.PagingSource
-import androidx.work.*
-import kotlinx.coroutines.DelicateCoroutinesApi
+import androidx.work.CoroutineWorker
+import androidx.work.WorkManager
+import androidx.work.WorkerParameters
+import dagger.assisted.Assisted
+import dagger.assisted.AssistedInject
 import kotlinx.coroutines.flow.Flow
-import kotlinx.coroutines.flow.StateFlow
+import kotlinx.coroutines.flow.MutableStateFlow
+import kotlinx.coroutines.flow.asStateFlow
+import kotlinx.coroutines.flow.update
+import kotlinx.coroutines.sync.Mutex
 import me.ash.reader.DataStoreKeys
 import me.ash.reader.data.account.AccountDao
 import me.ash.reader.data.article.Article
@@ -18,12 +25,9 @@ import me.ash.reader.data.feed.FeedDao
 import me.ash.reader.data.group.Group
 import me.ash.reader.data.group.GroupDao
 import me.ash.reader.data.group.GroupWithFeed
-import me.ash.reader.data.source.ReaderDatabase
 import me.ash.reader.data.source.RssNetworkDataSource
 import me.ash.reader.dataStore
 import me.ash.reader.get
-import java.util.concurrent.TimeUnit
-import javax.inject.Inject
 
 abstract class AbstractRssRepository constructor(
     private val context: Context,
@@ -43,19 +47,11 @@ abstract class AbstractRssRepository constructor(
         val isNotSyncing: Boolean = !isSyncing
     }
 
-    abstract fun getSyncState(): StateFlow<SyncState>
-
     abstract suspend fun updateArticleInfo(article: Article)
 
     abstract suspend fun subscribe(feed: Feed, articles: List<Article>)
 
-    abstract suspend fun sync(
-        context: Context,
-        accountDao: AccountDao,
-        articleDao: ArticleDao,
-        feedDao: FeedDao,
-        rssNetworkDataSource: RssNetworkDataSource
-    )
+    abstract suspend fun sync()
 
     fun pullGroups(): Flow<MutableList<Group>> {
         val accountId = context.dataStore.get(DataStoreKeys.CurrentAccountId) ?: 0
@@ -135,46 +131,32 @@ abstract class AbstractRssRepository constructor(
         return workManager.getWorkInfosByTag("sync").get().size.toString()
     }
 
-    suspend fun doSync(isWork: Boolean? = false) {
-        if (isWork == true) {
-            workManager.cancelAllWork()
-            val syncWorkerRequest: WorkRequest =
-                PeriodicWorkRequestBuilder<SyncWorker>(
-                    15, TimeUnit.MINUTES
-                ).setConstraints(
-                    Constraints.Builder()
-                        .setRequiredNetworkType(NetworkType.CONNECTED)
-                        .build()
-                ).addTag("sync").build()
-            workManager.enqueue(syncWorkerRequest)
-        } else {
-            sync(context, accountDao, articleDao, feedDao, rssNetworkDataSource)
+    companion object {
+        val mutex = Mutex()
+
+        private val _syncState = MutableStateFlow(SyncState())
+        val syncState = _syncState.asStateFlow()
+
+        fun updateSyncState(function: (SyncState) -> SyncState) {
+            _syncState.update(function)
         }
     }
 }
 
-@DelicateCoroutinesApi
-class SyncWorker(
-    context: Context,
-    workerParams: WorkerParameters,
+@HiltWorker
+class SyncWorker @AssistedInject constructor(
+    @Assisted context: Context,
+    @Assisted workerParams: WorkerParameters,
+    private val rssRepository: RssRepository,
 ) : CoroutineWorker(context, workerParams) {
 
-    @Inject
-    lateinit var rssRepository: RssRepository
-
-    @Inject
-    lateinit var rssNetworkDataSource: RssNetworkDataSource
-
     override suspend fun doWork(): Result {
         Log.i("RLog", "doWork: ")
-        val db = ReaderDatabase.getInstance(applicationContext)
-        rssRepository.get().sync(
-            applicationContext,
-            db.accountDao(),
-            db.articleDao(),
-            db.feedDao(),
-            rssNetworkDataSource
-        )
+        rssRepository.get().sync()
         return Result.success()
     }
+
+    companion object {
+        const val WORK_NAME = "article.sync"
+    }
 }
\ No newline at end of file
diff --git a/app/src/main/java/me/ash/reader/data/repository/FeverRssRepository.kt b/app/src/main/java/me/ash/reader/data/repository/FeverRssRepository.kt
index d0c505e..ff7745d 100644
--- a/app/src/main/java/me/ash/reader/data/repository/FeverRssRepository.kt
+++ b/app/src/main/java/me/ash/reader/data/repository/FeverRssRepository.kt
@@ -4,9 +4,6 @@ import android.content.Context
 import android.util.Log
 import androidx.work.WorkManager
 import dagger.hilt.android.qualifiers.ApplicationContext
-import kotlinx.coroutines.flow.MutableStateFlow
-import kotlinx.coroutines.flow.update
-import kotlinx.coroutines.sync.Mutex
 import kotlinx.coroutines.sync.withLock
 import me.ash.reader.DataStoreKeys
 import me.ash.reader.data.account.AccountDao
@@ -33,18 +30,13 @@ class FeverRssRepository @Inject constructor(
     private val groupDao: GroupDao,
     private val rssHelper: RssHelper,
     private val feverApiDataSource: FeverApiDataSource,
+    private val accountDao: AccountDao,
     rssNetworkDataSource: RssNetworkDataSource,
-    accountDao: AccountDao,
     workManager: WorkManager,
 ) : AbstractRssRepository(
     context, accountDao, articleDao, groupDao,
     feedDao, rssNetworkDataSource, workManager,
 ) {
-    private val mutex = Mutex()
-    private val syncState = MutableStateFlow(SyncState())
-
-    override fun getSyncState() = syncState
-
     override suspend fun updateArticleInfo(article: Article) {
         articleDao.update(article)
     }
@@ -56,18 +48,12 @@ class FeverRssRepository @Inject constructor(
         })
     }
 
-    override suspend fun sync(
-        context: Context,
-        accountDao: AccountDao,
-        articleDao: ArticleDao,
-        feedDao: FeedDao,
-        rssNetworkDataSource: RssNetworkDataSource
-    ) {
+    override suspend fun sync() {
         mutex.withLock {
             val accountId = context.dataStore.get(DataStoreKeys.CurrentAccountId)
                 ?: return
 
-            syncState.update {
+            updateSyncState {
                 it.copy(
                     feedCount = 1,
                     syncedCount = 1,
@@ -140,7 +126,7 @@ class FeverRssRepository @Inject constructor(
             accountDao.update(accountDao.queryById(accountId)!!.apply {
                 updateAt = Date()
             })
-            syncState.update {
+            updateSyncState {
                 it.copy(
                     feedCount = 0,
                     syncedCount = 0,
diff --git a/app/src/main/java/me/ash/reader/data/repository/LocalRssRepository.kt b/app/src/main/java/me/ash/reader/data/repository/LocalRssRepository.kt
index 8988612..a9d420e 100644
--- a/app/src/main/java/me/ash/reader/data/repository/LocalRssRepository.kt
+++ b/app/src/main/java/me/ash/reader/data/repository/LocalRssRepository.kt
@@ -13,7 +13,6 @@ import androidx.core.content.ContextCompat.getSystemService
 import androidx.work.WorkManager
 import dagger.hilt.android.qualifiers.ApplicationContext
 import kotlinx.coroutines.flow.*
-import kotlinx.coroutines.sync.Mutex
 import kotlinx.coroutines.sync.withLock
 import me.ash.reader.*
 import me.ash.reader.data.account.AccountDao
@@ -34,19 +33,14 @@ class LocalRssRepository @Inject constructor(
     private val articleDao: ArticleDao,
     private val feedDao: FeedDao,
     private val rssHelper: RssHelper,
-    rssNetworkDataSource: RssNetworkDataSource,
+    private val rssNetworkDataSource: RssNetworkDataSource,
+    private val accountDao: AccountDao,
     groupDao: GroupDao,
-    accountDao: AccountDao,
     workManager: WorkManager,
 ) : AbstractRssRepository(
     context, accountDao, articleDao, groupDao,
     feedDao, rssNetworkDataSource, workManager,
 ) {
-    private val mutex = Mutex()
-    private val syncState = MutableStateFlow(SyncState())
-
-    override fun getSyncState() = syncState
-
     override suspend fun updateArticleInfo(article: Article) {
         articleDao.update(article)
     }
@@ -58,13 +52,7 @@ class LocalRssRepository @Inject constructor(
         })
     }
 
-    override suspend fun sync(
-        context: Context,
-        accountDao: AccountDao,
-        articleDao: ArticleDao,
-        feedDao: FeedDao,
-        rssNetworkDataSource: RssNetworkDataSource
-    ) {
+    override suspend fun sync() {
         mutex.withLock {
             val accountId = context.dataStore.get(DataStoreKeys.CurrentAccountId)
                 ?: return
@@ -98,10 +86,10 @@ class LocalRssRepository @Inject constructor(
                                 }
                             }
                         )
-                        syncState.update {
+                        updateSyncState {
                             it.copy(
                                 feedCount = feeds.size,
-                                syncedCount = syncState.value.syncedCount + 1,
+                                syncedCount = it.syncedCount + 1,
                                 currentFeedName = feed.name
                             )
                         }
@@ -173,7 +161,7 @@ class LocalRssRepository @Inject constructor(
                         }
                     )
                 }
-                syncState.update {
+                updateSyncState {
                     it.copy(
                         feedCount = 0,
                         syncedCount = 0,
diff --git a/app/src/main/java/me/ash/reader/ui/page/home/HomePage.kt b/app/src/main/java/me/ash/reader/ui/page/home/HomePage.kt
index 67723d7..007bec8 100644
--- a/app/src/main/java/me/ash/reader/ui/page/home/HomePage.kt
+++ b/app/src/main/java/me/ash/reader/ui/page/home/HomePage.kt
@@ -16,7 +16,6 @@ import androidx.navigation.NavHostController
 import com.google.accompanist.pager.ExperimentalPagerApi
 import kotlinx.coroutines.flow.collect
 import kotlinx.coroutines.launch
-import me.ash.reader.ui.page.common.NotificationGroupName
 import me.ash.reader.ui.extension.collectAsStateValue
 import me.ash.reader.ui.extension.findActivity
 import me.ash.reader.ui.page.common.ExtraName
@@ -46,9 +45,9 @@ fun HomePage(
                 intent.extras?.get(ExtraName.ARTICLE_ID)?.let {
                     readViewModel.dispatch(ReadViewAction.ScrollToItem(2))
                     scope.launch {
-                        val article =
-                            readViewModel.rssRepository.get().findArticleById(it.toString().toInt())
-                                ?: return@launch
+                        val article = readViewModel
+                            .rssRepository.get()
+                            .findArticleById(it.toString().toInt()) ?: return@launch
                         readViewModel.dispatch(ReadViewAction.InitData(article))
                         if (article.feed.isFullContent) readViewModel.dispatch(ReadViewAction.RenderFullContent)
                         else readViewModel.dispatch(ReadViewAction.RenderDescriptionContent)
diff --git a/app/src/main/java/me/ash/reader/ui/page/home/HomeViewModel.kt b/app/src/main/java/me/ash/reader/ui/page/home/HomeViewModel.kt
index 3a5a3a8..ef7e6e0 100644
--- a/app/src/main/java/me/ash/reader/ui/page/home/HomeViewModel.kt
+++ b/app/src/main/java/me/ash/reader/ui/page/home/HomeViewModel.kt
@@ -15,6 +15,7 @@ import kotlinx.coroutines.launch
 import me.ash.reader.data.constant.Filter
 import me.ash.reader.data.feed.Feed
 import me.ash.reader.data.group.Group
+import me.ash.reader.data.repository.AbstractRssRepository
 import me.ash.reader.data.repository.RssRepository
 import me.ash.reader.ui.extension.animateScrollToPage
 import javax.inject.Inject
@@ -31,7 +32,7 @@ class HomeViewModel @Inject constructor(
     private val _filterState = MutableStateFlow(FilterState())
     val filterState = _filterState.asStateFlow()
 
-    val syncState = rssRepository.get().getSyncState()
+    val syncState = AbstractRssRepository.syncState
 
     fun dispatch(action: HomeViewAction) {
         when (action) {
@@ -47,7 +48,7 @@ class HomeViewModel @Inject constructor(
 
     private fun sync(callback: () -> Unit = {}) {
         viewModelScope.launch(Dispatchers.IO) {
-            rssRepository.get().doSync()
+            rssRepository.get().sync()
             callback()
         }
     }
diff --git a/app/src/main/java/me/ash/reader/ui/page/home/feeds/FeedsViewModel.kt b/app/src/main/java/me/ash/reader/ui/page/home/feeds/FeedsViewModel.kt
index 892006a..89c8d07 100644
--- a/app/src/main/java/me/ash/reader/ui/page/home/feeds/FeedsViewModel.kt
+++ b/app/src/main/java/me/ash/reader/ui/page/home/feeds/FeedsViewModel.kt
@@ -50,7 +50,7 @@ class FeedsViewModel @Inject constructor(
     private fun addFromFile(inputStream: InputStream) {
         viewModelScope.launch(Dispatchers.IO) {
             opmlRepository.saveToDatabase(inputStream)
-            pullFeeds(isStarred = false, isUnread = false)
+            rssRepository.get().sync()
         }
     }
 
@@ -60,7 +60,6 @@ class FeedsViewModel @Inject constructor(
                 isStarred = filterState.filter.isStarred(),
                 isUnread = filterState.filter.isUnread(),
             )
-            _viewState
         }
     }
 
diff --git a/app/src/main/java/me/ash/reader/ui/page/home/flow/FlowPage.kt b/app/src/main/java/me/ash/reader/ui/page/home/flow/FlowPage.kt
index 27b2ae0..0a2511d 100644
--- a/app/src/main/java/me/ash/reader/ui/page/home/flow/FlowPage.kt
+++ b/app/src/main/java/me/ash/reader/ui/page/home/flow/FlowPage.kt
@@ -1,5 +1,6 @@
 package me.ash.reader.ui.page.home.flow
 
+import android.widget.Toast
 import androidx.compose.foundation.ExperimentalFoundationApi
 import androidx.compose.foundation.background
 import androidx.compose.foundation.layout.fillMaxWidth
@@ -77,7 +78,11 @@ fun FlowPage(
                     }
                 },
                 actions = {
-                    IconButton(onClick = {}) {
+                    IconButton(onClick = {
+                        viewModel.dispatch(FlowViewAction.PeekSyncWork)
+                        Toast.makeText(context, viewState.syncWorkInfo.length.toString(), Toast.LENGTH_SHORT)
+                            .show()
+                    }) {
                         Icon(
                             imageVector = Icons.Rounded.DoneAll,
                             contentDescription = stringResource(R.string.mark_all_as_read),
diff --git a/gradle.properties b/gradle.properties
index 75833fb..3c7a8bd 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -21,9 +21,3 @@ kotlin.code.style=official
 # resources declared in the library itself and none from the library's dependencies,
 # thereby reducing the size of the R class for that library
 android.nonTransitiveRClass=true
-
-# Custom
-org.gradle.daemon=true
-org.gradle.parallel=true
-org.gradle.configureondemand=true
-org.gradle.caching = true
\ No newline at end of file